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Hollawell SM, Kane BJ, Paternina JP, Santamaria GJ, Heisey CM. Lesser Metatarsophalangeal Joint Pathology Addressed With Arthrodesis: A Case Series. J Foot Ankle Surg 2019; 58:387-391. [PMID: 30658960 DOI: 10.1053/j.jfas.2018.08.039] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/18/2018] [Indexed: 02/03/2023]
Abstract
Lesser metatarsophalangeal joint pathology is a common condition facing the foot and ankle surgeon, often beginning as a mild subluxation of the toe and progressing to a full dislocation of the metatarsophalangeal joint. In severe or recalcitrant deformities, traditional conservative and surgical methods can fail to resolve the issue. We report on 4 patients with 5 severely dislocated lesser metatarsophalangeal joints with varied etiologies and comorbidities who underwent arthrodesis of these joints using screw and plate fixation. All patients achieved radiographic and clinical signs of union at an average of 16.4 weeks.
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Affiliation(s)
- Shane M Hollawell
- Associate Clinical Professor, Rutgers New Jersey Medical School, Newark, NJ.
| | - Brendan J Kane
- Resident Physician, Jersey Shore University Medical Center, Hackensack Meridian Health, Neptune, NJ
| | - Juliana P Paternina
- Resident Physician, Jersey Shore University Medical Center, Hackensack Meridian Health, Neptune, NJ
| | - Gregory J Santamaria
- Resident Physician, Jersey Shore University Medical Center, Hackensack Meridian Health, Neptune, NJ
| | - Christopher M Heisey
- Resident Physician, Jersey Shore University Medical Center, Hackensack Meridian Health, Neptune, NJ
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Branthwaite H, Grabtree G, Chockalingam N, Greenhalgh A. The Effect of Toe Flexion Exercises on Grip. J Am Podiatr Med Assoc 2018; 108:355-361. [PMID: 34670336 DOI: 10.7547/16-167] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/03/2023]
Abstract
BACKGROUND Weakness of the toe flexor muscles has been attributed to the development of toe pathologies, and it responds well in the clinic to toe grip exercises. However, it is unknown whether exercising the toe flexor muscles improves the ability to grip and alter function. The aim of this study was to assess the effect of toe flexor exercises on apical plantar pressure, as a measure of grip, while seated and during gait. METHODS Twenty-three individuals with no known toe pathologies were recruited. Static peak pressure, time spent at peak pressure, and pressure-time integral while seated, as well as dynamic forefoot maximal force, contact area, and percentage contact time, were recorded before and after exercise. Toe grip exercises with a therapy ball were completed daily for 6 weeks. RESULTS Static peak pressure significantly increased after exercise on the apex of the second and third digits, as did the pressure-time integral. Dynamic peak force and contact area did not alter after exercise around the metatarsals and toes, yet percentage contact time significantly increased for each metatarsal after completing daily toe grip exercises. CONCLUSIONS Exercises to improve the grip ability of the toes increased the static peak pressure on the apex of the second and third digits as well as the percentage contact time of the metatarsals during gait. The ability to increase apical peak pressure and contact time after exercises could assist in improving forefoot stability and gait efficiency and in reducing toe pathology progression.
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Blazek CD, Brandão RA, Manway JM, Burns PR. Multiplanar Correction of the Lesser Digital Deviation and Indirect Plantar Plate Rupture Repair Using a Braided Polyethylene Nylon Suture: A Technique Guide. Foot Ankle Spec 2017; 10:551-554. [PMID: 28800708 DOI: 10.1177/1938640017724544] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 10/19/2022]
Abstract
UNLABELLED Forefoot and lesser digital pathology continues to be a challenging area of surgical correction for foot and ankle surgeons. Many techniques for the correction of digital deformities secondary to plantar plate rupture, regardless of planal dominance, have been described including direct repair and metatarsal shortening osteotomies for repair. The authors present a new technique for multiplanar correction of deformed lesser digits without direct repair of the plantar plate rupture utilizing a specialty suture. The technique utilizes a braided synthetic polyethylene Nylon suture, which has been traditionally used for open or arthroscopic shoulder labrum repair, for the stabilization of the lesser metatarsophalangeal joint. This novel technique guide for the correction of transverse and sagittal plane deformities of the digit at the metatarsophalangeal joint negates the need for a plantar incisional approach for plantar plate repair or metatarsal head osteotomy from a dorsal approach with augmented stabilization. LEVELS OF EVIDENCE Level V: Expert opinion.
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Affiliation(s)
- Cody D Blazek
- Podiatric Medicine and Surgery Residency Program, University of Pittsburgh Medical Center Mercy, Pittsburgh, PA (CDB, RAB, JMM, PRB).,Department of Orthopaedic Surgery, University Pittsburgh School of Medicine, Pittsburgh, PA (JMM, PRB)
| | - Roberto A Brandão
- Podiatric Medicine and Surgery Residency Program, University of Pittsburgh Medical Center Mercy, Pittsburgh, PA (CDB, RAB, JMM, PRB).,Department of Orthopaedic Surgery, University Pittsburgh School of Medicine, Pittsburgh, PA (JMM, PRB)
| | - Jeffrey M Manway
- Podiatric Medicine and Surgery Residency Program, University of Pittsburgh Medical Center Mercy, Pittsburgh, PA (CDB, RAB, JMM, PRB).,Department of Orthopaedic Surgery, University Pittsburgh School of Medicine, Pittsburgh, PA (JMM, PRB)
| | - Patrick R Burns
- Podiatric Medicine and Surgery Residency Program, University of Pittsburgh Medical Center Mercy, Pittsburgh, PA (CDB, RAB, JMM, PRB).,Department of Orthopaedic Surgery, University Pittsburgh School of Medicine, Pittsburgh, PA (JMM, PRB)
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Nery C, Coughlin M, Baumfeld D, Raduan F, Mann TS, Catena F. How to classify plantar plate injuries: parameters from history and physical examination. Rev Bras Ortop 2016; 50:720-8. [PMID: 27218086 PMCID: PMC4868080 DOI: 10.1016/j.rboe.2015.10.009] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/21/2014] [Accepted: 05/27/2014] [Indexed: 11/29/2022] Open
Abstract
Objective To find the best clinical parameters for defining and classifying the degree of plantar plate injuries. Method Sixty-eight patients (100 metatarsophalangeal joints) were classified in accordance with the Arthroscopic Anatomical Classification for plantar plate injuries and were divided into five groups (0 to IV). Their medical files were reviewed and the incidence of each parameter for the respective group was correlated. These parameters were: use of high heels, sports, acute pain, local edema, Mulder's sign, widening of the interdigital space, pain in the head of the corresponding metatarsal, touching the ground, “drawer test”, toe grip and toe deformities (in the sagittal, coronal and transversal planes). Results There were no statistically significant associations between the degree of injury and use of high-heel shoes, sports trauma, pain at the head of the metatarsal, Mulder's sign, deformity in pronation or displacement in the transversal and sagittal planes (although their combination, i.e. “cross toe”, showed a statistically significant correlation). Positive correlations with the severity of the injuries were found in relation to initial acute pain, progressive widening of the interdigital space, loss of “touching the ground”, positive results from the “drawer test” on the metatarsophalangeal joint, diminished grip strength and toe deformity in supination. Conclusions The “drawer test” was seen to be the more reliable and precise tool for classifying the degree of plantar plate injury, followed by “touching the ground” and rotational deformities. It is possible to improve the precision of the diagnosis and the predictions of the anatomical classification for plantar plate injuries through combining the clinical history and data from the physical examination.
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Affiliation(s)
- Caio Nery
- Escola Paulista de Medicina, Universidade Federal de São Paulo, São Paulo, SP, Brazil
| | | | | | - Fernando Raduan
- Escola Paulista de Medicina, Universidade Federal de São Paulo, São Paulo, SP, Brazil
| | - Tania Szejnfeld Mann
- Escola Paulista de Medicina, Universidade Federal de São Paulo, São Paulo, SP, Brazil
| | - Fernanda Catena
- Escola Paulista de Medicina, Universidade Federal de São Paulo, São Paulo, SP, Brazil
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Evaluation of lesser metatarsophalangeal joint plantar plate tears with contrast-enhanced and fat-suppressed MRI. Skeletal Radiol 2016; 45:635-44. [PMID: 26887801 DOI: 10.1007/s00256-016-2349-z] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/06/2015] [Revised: 01/29/2016] [Accepted: 02/08/2016] [Indexed: 02/02/2023]
Abstract
OBJECTIVE To present findings of plantar plate (PP) lesions from MRI with administration of gadolinium and to differentiate PP lesions from others causes of metatarsalgia. MATERIALS AND METHODS Two musculoskeletal radiologists reviewed 249 contrast-enhanced forefoot MRI scans from patients with metatarsalgia between June 2012 and June 2013. Evaluations focused on hyper-vascularized/fibrous tissue and other findings associated with PP tears. RESULTS Fifty-nine patients had PP tears, 59 % were female. Most of these patients, 48/59 (81.4 %), had a single metatarsophalangeal (MTP) PP lesion in one foot, although 7/59 patients had one lesion in each foot, 3/59 (5.1 %) had two in one foot, and 1/59 (1.7 %) had three lesions in one foot. The second MTP joint was the most common location for PP tears (n = 56), followed by the third (n = 12) and fourth (n = 3) MTP joints. Lateral (n = 33) and full thickness (n = 28) PP lesions were the most frequent, and central (n = 3) and lateral/central (n = 7) tears were less prevalent. Fifty (70.5 %) PP lesions showed pericapsular fibrosis in pre-contrast sequences, and 21 (29.5 %) were visible only after administration of gadolinium. All PP lesions had collateral ligament involvement. Others findings included interosseous tendon lesions (n = 29), interosseous tendon rupture (n = 29), synovitis (n = 49), flexor tenosynovitis (n = 28), crossover toe (n = 2), hammertoe (n = 1), intermetatarsal space (IS) neuromas (n = 11), and third IS neuromas (n = 12). CONCLUSION PP tears are a common cause of metatarsalgia, accounting for more than 20 % of cases in our sample. A substantial portion of the lesions (29.5 %) became visible only after the administration of gadolinium.
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Tendon Transfers for Management of Digital and Lesser Metatarsophalangeal Joint Deformities. Clin Podiatr Med Surg 2016; 33:71-84. [PMID: 26590726 DOI: 10.1016/j.cpm.2015.06.015] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/20/2022]
Abstract
Managing digital and metatarsophalangeal joint (MTPJ) deformities can range from simple to complex and uniplanar to triplanar. Because of the complexity and variability of digital and MTPJ deformities, there are many procedures, and no 1 procedure has become the gold standard. Tendon transfers for digital and MTPJ deformities are just 1 treatment option, and usually they are not stand-alone procedures. Typically, a combination of procedures needs to be performed. This article describes the surgical technique and provides a review of the literature, including clinical results for tendon transfers of the central rays.
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Dalmau-Pastor M, Fargues B, Alcolea E, Martínez-Franco N, Ruiz-Escobar P, Vega J, Golanó P. Extensor apparatus of the lesser toes: anatomy with clinical implications--topical review. Foot Ankle Int 2014; 35:957-69. [PMID: 25228309 DOI: 10.1177/1071100714546189] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/01/2023]
Abstract
UNLABELLED Lesser toe deformities are one of the most common conditions faced by orthopedic surgeons. Knowledge of the anatomy of the lesser toes is important for ensuring correct diagnosis and treatment of deformities, which are caused by factors such as muscle imbalance between the extensor apparatus and flexor tendons. However, this apparatus has not received sufficient attention in the literature. In addition, the large number of inaccurate and erroneous descriptions means that gaining an understanding of these structures is problematic. The objective of the present article is to clarify the anatomy of the extensor apparatus by means of a pictorial essay, in which the structures involved will be grouped and discussed in detail. The most relevant clinical implications will be addressed. LEVEL OF EVIDENCE Level V, expert opinion.
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Affiliation(s)
| | | | | | | | | | - Jordi Vega
- Unit of Foot and Ankle Surgery, Hospital Quirón, Barcelona, Spain
| | - Pau Golanó
- University of Barcelona, Barcelona, Spain University of Pittsburgh, Pittsburgh, PA, USA
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Prakash J, Mehtani A. Postinfective skin contracture: a rare cause of fifth metatarsophalangeal joint subluxation. BMJ Case Rep 2014; 2014:bcr-2014-206176. [PMID: 25199201 DOI: 10.1136/bcr-2014-206176] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/04/2022] Open
Abstract
Dislocation or subluxation of the metatarsophalangeal joint (MTP) is common and usually follows a traumatic event. Non-traumatic causes usually include inflammatory arthritis (rheumatoid arthritis), connective tissue disorders, crowded shoewear or flexor digitorum longus tendon contracture. We present a very unusual case of subluxation of the fifth MTP joint following a postboil skin contracture. The case was treated with the release of contracture by Z-plasty. It resulted in concentric reduction of the joint and normal skin healing.
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Nery C, Coughlin MJ, Baumfeld D, Raduan FC, Mann TS, Catena F. Prospective evaluation of protocol for surgical treatment of lesser MTP joint plantar plate tears. Foot Ankle Int 2014; 35:876-85. [PMID: 24958766 DOI: 10.1177/1071100714539659] [Citation(s) in RCA: 55] [Impact Index Per Article: 5.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/01/2023]
Abstract
BACKGROUND Instability of the lesser metatarsophalangeal (MTP) joints is a common cause of deformity and pain. The purpose of this study was to prospectively evaluate the surgical outcomes for the different grades of plantar plate tears and propose a treatment protocol. METHODS Sixty-eight patients (100 MTP joints) were prospectively enrolled and graded according to the anatomical grade system for plantar plate tears. Based on this classification, the appropriate surgical procedure was chosen as follows: grades 0 and I, thermal shrinkage with radiofrequency; grades II and III, direct reinsertion of the plantar plate; and grade IV, flexor-to-extensor tendon transfer. All surgical procedures were associated with a Weil metatarsal osteotomy. Evaluations were performed before and after surgical treatment with a mean follow-up of 2 years (12-36 months), using clinical and radiological parameters: American Orthopaedic Foot and Ankle Society (AOFAS) Lesser MTP-IF Scale, visual analog scale (VAS), ground touch, joint stability, and toe purchase. RESULTS The analysis of the clinical parameters demonstrated a significant improvement of all groups (P < .0001) after surgical treatment, but grade IV had less VAS improvement and a fair AOFAS average score (72 points). All groups improved regarding physical examination parameters, but grade I, III, and IV tears had proportionally less stable MTP joints following surgery, as well as a lower proportion of normal postoperative toe purchase and ground touch. All groups showed a significant improvement regarding radiographic parameters. CONCLUSION All groups of operatively treated patients had significant improvement with regard to subjective and objective parameters. Grades I, III, and IV presented inferior results compared with grades 0 and II. LEVEL OF EVIDENCE Level IV, case series.
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Affiliation(s)
- Caio Nery
- Foot and Ankle Clinic, UNIFESP-Federal University of São Paulo, Escola Paulista de Medicina, São Paulo, SP, Brazil
| | | | - Daniel Baumfeld
- Foot and Ankle Surgeon, Felício Rocho Hospital, Belo Horizonte, MG, Brazil
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Chalayon O, Chertman C, Guss AD, Saltzman CL, Nickisch F, Bachus KN. Role of plantar plate and surgical reconstruction techniques on static stability of lesser metatarsophalangeal joints: a biomechanical study. Foot Ankle Int 2013; 34:1436-42. [PMID: 23774466 DOI: 10.1177/1071100713491728] [Citation(s) in RCA: 52] [Impact Index Per Article: 4.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/01/2023]
Abstract
BACKGROUND Disruption of the plantar plate of the lesser metatarsophalangeal (MTP) joints leads to significant instability. Despite the fact that plantar plate disorders are common, the best mode of treatment remains controversial with operative treatments having variable and somewhat unpredictable clinical outcomes. METHODS Lesser MTP joints from the second, third, and fourth toes from fresh-frozen cadaver feet were biomechanically tested: (1) intact, (2) with the plantar plate disrupted, and (3) following a Weil osteotomy, a flexor-to-extensor tendon transfer, or a Weil osteotomy with a subsequent flexor-to-extensor tendon transfer with testing in superior subluxation, dorsiflexion, and plantarflexion. RESULTS The plantar plate significantly contributed to stabilizing the sagittal plane of the lesser MTP joints. The flexor-to-extensor tendon transfer significantly stabilized the disrupted lesser MTP joints in both superior subluxation and in dorsiflexion. The flexor-to-extensor tendon transfer following a Weil osteotomy also significantly stabilized the disrupted lesser MTP joints in both superior subluxation and in dorsiflexion. CONCLUSIONS In this cadaver-based experiment, disruption of the plantar plate of the lesser MTP joints led to significant instability. After plantar plate disruption, the Weil osteotomy left the joint unstable. The flexor-to-extensor tendon transfer by itself increased the stability of the joint in dorsiflexion, but combined with a Weil osteotomy restored near intact stability against superior subluxation and dorsiflexion forces. CLINICAL RELEVANCE Surgeons using the Weil osteotomy for plantar plate deficient MTP joints may consider adding a flexor tendon transfer to the procedure. Techniques to repair the torn plantar plate directly are needed.
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Affiliation(s)
- Ornusa Chalayon
- Department of Orthopaedics, University of Utah School of Medicine, Salt Lake City, UT, USA
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Holinka J, Schuh R, Hofstaetter JG, Wanivenhaus AH. Temporary Kirschner wire transfixation versus strapping dressing after second MTP joint realignment surgery: a comparative study with ten-year follow-up. Foot Ankle Int 2013; 34:984-9. [PMID: 23493774 DOI: 10.1177/1071100713478406] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/01/2023]
Abstract
BACKGROUND Instability of the second metatarsophalageal (MTP) joint is a common disorder of the forefoot and can be addressed operatively. The objective of this study was to compare a temporary K-wire fixation (tKW) to a postoperative strapping dressing (SD) after realignment surgery of second MTP instability in combination with correction of claw toe deformity. METHODS Fifty-four consecutive patients with metatarsal index plus or neutral and a collective total of 62 operative interventions were examined at 10 years postoperatively. The operative intervention included dorsal capsulotomy, incision of the extensor hood, and lengthening of the extensor tendon. All operations were carried out at a single institution by orthopedic surgeons experienced in foot surgery. One team preferred fixation with tKW, whereas the other team used only noninvasive SD for postoperative management. The assessment included the American Orthopaedic Foot & Ankle Society (AOFAS) metatarsophalangeal-interphalangeal score as well as the visual analogue scale (VAS) for pain. Kaplan Meier analysis with recurrence of subluxation as the end point was performed, and plain radiographs of the forefoot were investigated. RESULTS Survival without recurrence of second MTP subluxation was significantly higher in the tKW group (93%) compared with the SD group (88%) (P < .001). There was no statistical significant difference in pre- to postoperative AOFAS and VAS pain between the 2 groups. CONCLUSION Temporary K-wire fixation had a significantly lower recurrence rate of second MTP subluxation compared with postoperative SD for postoperative alignment management in second MTP instability. LEVEL OF EVIDENCE Level III, therapeutic study.
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Klein EE, Weil L, Weil LS, Coughlin MJ, Knight J. Clinical examination of plantar plate abnormality: a diagnostic perspective. Foot Ankle Int 2013; 34:800-4. [PMID: 23696184 DOI: 10.1177/1071100712471825] [Citation(s) in RCA: 46] [Impact Index Per Article: 4.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/01/2023]
Abstract
BACKGROUND Plantar plate tears can cause pain and deformity in the forefoot but are frequently missed on initial examination. The purpose of this article was to evaluate the diagnostic statistics of common clinical examination parameters using observed intraoperative abnormality as the referenced standard. METHODS Medical records of 90 patients (109 feet) who underwent a plantar plate repair were reviewed for the presence and onset of pain, plantar edema, instability of the second metatarsophalangeal (MTP) joint (drawer sign), pain with range of motion of the lesser MTP joint, first MTP joint range of motion, crossover toes, previous first ray surgery, and previous corticosteroid injections. Clinical examination findings were compared with intraoperative findings. Diagnostic statistics were calculated. RESULTS Parameters with a high sensitivity (greater than 80%) were gradual onset of pain (93%), previous first ray surgery (100%), pain at the second metatarsal head (98%), edema at the second metatarsal head (95.8%), and a positive drawer sign (80.6%). High specificity (greater than 80%) was found for a positive drawer test (99.8%) and crossover toes (88.9%). Parameters with odds ratios greater than 1 were gradual onset of pain (1.104), pain at the second metatarsal head (6.125), edema at the second metatarsal head (2.875), and a positive drawer sign (1.389). CONCLUSION Ninety-five percent of patients with a plantar plate tear presented with a gradual onset of forefoot pain, edema, and a positive drawer sign. A comprehensive clinical examination can heighten the suspicion for plantar plate tears when the data are interpreted correctly. LEVEL OF EVIDENCE Level III, retrospective, diagnostic.
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Affiliation(s)
- Erin E Klein
- Weil Foot and Ankle Institute, Des Plaines, IL 60016, USA
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Klein EE, Weil L, Weil LS, Knight J. The underlying osseous deformity in plantar plate tears: a radiographic analysis. Foot Ankle Spec 2013; 6:108-18. [PMID: 23091286 DOI: 10.1177/1938640012463060] [Citation(s) in RCA: 35] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
Abstract
PURPOSE Plantar plate tears can cause pain and deformity of the forefoot. The purpose of this study is to correlate common radiographic findings with observed intra-operative pathology in patients with plantar plate pathology. METHODS Bilateral weight-bearing radiographs were reviewed for 88 patients (106 feet) who underwent surgical repair of suspected plantar plate pathology. Parameters reviewed included the first intermetatarsal angle, the metatarsus adductus angle, the second and third metatarsophalangeal angles, splaying of the second and third toes, evaluation of the metatarsal parabola by 3 different methods, the first and second lateral declination angles, and the second lateral metatarsophalangeal angle. RESULTS Of 106 feet, 97 had intra-operative plantar plate tears. The radiographs of patients with plantar plate tears had an increased amount of digital splay on the anteroposterior radiograph compared to patients without pathology. For patients with unilateral plantar plate pathology, the metatarsal parabola of the symptomatic foot was compared with that of the asymptomatic foot. A significantly increased second metatarsal protrusion distance as measured by 2 different methods was noted in the symptomatic foot. Odds ratios revealed that patients with an intermetatarsal angle >12, medial deviation of the second toe, and splaying of the digits were more likely to be diagnosed with a plantar plate tear intra-operatively. CONCLUSION Although radiographs do not definitively diagnose plantar plate tears, understanding osseous forefoot architecture will aid with diagnosis in the absence of other osseous pathology. Furthermore, these data suggest that parabola should be corrected to maintain long-term correction of plantar plate pathology. LEVEL OF EVIDENCE Prognostic, Level II.
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Affiliation(s)
- Erin E Klein
- Weil Foot and Ankle Institute, Des Plaines, IL 60016, USA
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Cheuy VA, Hastings MK, Commean PK, Ward SR, Mueller MJ. Intrinsic foot muscle deterioration is associated with metatarsophalangeal joint angle in people with diabetes and neuropathy. Clin Biomech (Bristol, Avon) 2013; 28:1055-60. [PMID: 24176198 PMCID: PMC3893062 DOI: 10.1016/j.clinbiomech.2013.10.006] [Citation(s) in RCA: 48] [Impact Index Per Article: 4.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/21/2013] [Revised: 10/07/2013] [Accepted: 10/08/2013] [Indexed: 02/07/2023]
Abstract
BACKGROUND Metatarsophalangeal joint deformity is associated with skin breakdown and amputation. The aims of this study were to compare intrinsic foot muscle deterioration ratios (ratio of adipose to muscle volume), and physical performance in subjects with diabetic neuropathy to controls, and determine their associations with 1) metatarsophalangeal joint angle and 2) history of foot ulcer. METHODS 23 diabetic, neuropathic subjects [59 (SD 10) years] and 12 age-matched controls [57 (SD 14) years] were studied. Radiographs and MRI were used to measure metatarsophalangeal joint angle and intrinsic foot muscle deterioration through tissue segmentation by image signal intensity. The Foot and Ankle Ability Measure evaluated physical performance. FINDINGS The diabetic, neuropathic group had a higher muscle deterioration ratio [1.6 (SD 1.2) vs. 0.3 (SD 0.2), P<0.001], and lower Foot and Ankle Ability Measure scores [65.1 (SD 24.4) vs. 98.3 (SD 3.3) %, P<0.01]. The correlation between muscle deterioration ratio and metatarsophalangeal joint angle was r=-0.51 (P=0.01) for all diabetic, neuropathic subjects, but increased to r=-0.81 (P<0.01) when only subjects with muscle deterioration ratios >1.0 were included. Muscle deterioration ratios in individuals with diabetic neuropathy were higher for those with a history of ulcers. INTERPRETATION Individuals with diabetic neuropathy had increased intrinsic foot muscle deterioration, which was associated with second metatarsophalangeal joint angle and history of ulceration. Additional research is required to understand how foot muscle deterioration interacts with other impairments leading to forefoot deformity and skin breakdown.
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Affiliation(s)
- Victor A. Cheuy
- Applied Biomechanics Laboratory, Movement Science Program, Washington University School of Medicine, St. Louis, Missouri, USA
| | - Mary K. Hastings
- Human Biodynamics Laboratory, Program in Physical Therapy, Washington University School of Medicine, St. Louis, Missouri, USA
| | - Paul K. Commean
- Electronic Radiology Laboratory, Mallinckrodt Institute of Radiology, Washington University School of Medicine, St. Louis, Missouri, USA
| | - Samuel R. Ward
- Muscle Physiology Laboratory, Department of Orthopaedic Surgery, Department of Radiology, and Department of Bioengineering, University of California San Diego, San Diego, California, USA
| | - Michael J. Mueller
- Applied Biomechanics Laboratory, Movement Science Program, Program in Physical Therapy, and Department of Radiology, Washington University School of Medicine, St. Louis, Missouri, USA
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Johnson S, Branthwaite H, Naemi R, Chockalingam N. The effect of three different toe props on plantar pressure and patient comfort. J Foot Ankle Res 2012; 5:22. [PMID: 22932230 PMCID: PMC3503803 DOI: 10.1186/1757-1146-5-22] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/31/2012] [Accepted: 08/22/2012] [Indexed: 11/10/2022] Open
Abstract
UNLABELLED BACKGROUND Arthritic toe pathologies frequently lead to the development of painful apical pressure skin lesions that can compromise gait and affect quality of life. Historically conservative treatments involve the use of a toe prop with the intended aim of reducing plantar pressure from the apex of the digit. However, the effect of toe prop treatment on plantar digital pressure has not been investigated. METHOD Twenty two subjects were recruited with lesser digital deformities and associated apical skin lesions. Individual pressure sensors were placed on the apices of the lesser toes and pressure was recorded under three toe prop conditions (leather, gel and silicone mould). A modified comfort index was utilised to assess the comfort of each condition. RESULTS Significant difference (p < 0.05) in mean peak pressure was observed at the apex of the 2nd toe when using the gel (p < 0.001) and silicone (p < 0.001) toe prop compared to no toe prop. There was also a significant difference in the mean pressure time integral at the apex of the 2nd toe when using gel (p < 0.001) and silicone (p < 0.004) toe props. There was no significant correlation between comfort and the recorded peak pressures. However, there was an indication that the silicone toe prop was more comfortable. CONCLUSION As compared to the leather and silicone mould toe props, gel toe props were found to be the most effective for reducing peak pressure and pressure time integral on the apex of the second digit in patients with claw or hammer toe deformity.
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Affiliation(s)
- Sarah Johnson
- Centre for Sport, Health and Exercise Research, Faculty of Health, Staffordshire University, Stoke-On-Trent, UK.
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Peck CN, Macleod A, Barrie J. Lesser metatarsophalangeal instability: presentation, management, and outcomes. Foot Ankle Int 2012; 33:565-70. [PMID: 22835394 DOI: 10.3113/fai.2012.0565] [Citation(s) in RCA: 18] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/01/2023]
Abstract
BACKGROUND Lesser metatarsophalangeal (MTP) instability is a common cause of forefoot pain. In this prospective study, we looked at its presentation, management and outcome. METHODS We studied characteristics of patients presenting to a specialist foot and ankle clinic with lesser MTP instability. We used the drawer test to diagnose and stage instability. Patients were followed up in clinic or by telephone interview. RESULTS We identified 154 patients with lesser MTP instability; 127 (82%) were female, median age was 56 years. One foot was affected in 107 patients (69%). The second toe only was affected in 99 patients (64%) and multiple toes in 52 (34%) but always involving the second toe if multiple toes involved. 150 toes (52%) had Grade 1 instability, 108 (37%) Grade 2 and 21 (7%) Grade 3 instability. Twelve toes (4%) presented dislocated. Ninety nine patients (64%) were treated nonoperatively, using functional taping, shoe modifications, and injections. Fifty five patients (36%) were treated operatively, including lesser toe straightening, flexor-extensor transfer, Weil and Stainsby procedures. At followup, the mean AOFAS score and standard deviation was 69 ± 16.3 for the nonoperative group compared to 67 ± 17.8 in the operative group. The mean pain score and standard deviation was 31 mm ± 23.7 mm for the nonoperative group and 23 mm ± 24.1 mm in the operative group. Thirty-nine patients (52%) were either satisfied or very satisfied with treatment in the nonoperative group compared to 31 patients (66%) in the operative group. None of these differences were statistically significant. CONCLUSION Painful MTP instability is a common cause of forefoot pain. Most patients can be treated nonoperatively. Operatively treated patients had no significant improvement in outcomes with regards to pain or function.
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Sung W, Weil L, Weil LS, Rolfes RJ. Diagnosis of plantar plate injury by magnetic resonance imaging with reference to intraoperative findings. J Foot Ankle Surg 2012; 51:570-4. [PMID: 22727342 DOI: 10.1053/j.jfas.2012.05.009] [Citation(s) in RCA: 47] [Impact Index Per Article: 3.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/14/2011] [Indexed: 02/03/2023]
Abstract
The objective of the present study was to assess the utility of magnetic resonance imaging in evaluating injury to the plantar plate and to determine whether conventional low-field magnetic resonance imaging is a valid tool for diagnostic evaluation. Magnetic resonance imaging scans of 45 feet in 41 patients (38 females and 3 males, with an average age of 52.1 years) were prospectively evaluated to assess the integrity of the plantar plate ligament and compared with a reference standard of intraoperative findings. The concordance of tear severity observed on magnetic resonance imaging with the intraoperative findings was also assessed using a newly proposed grading scheme for plantar plate injuries. Intraoperatively, 41 plantar plate tears and 4 intact ligaments were found. The accuracy, sensitivity, specificity, positive predictive value, and negative predictive value was 96%, 95%, 100%, 100%, and 67%, respectively. The clinical diagnosis of plantar plate injury was also highly accurate in our study population (41/45, 91%). Finally, we observed moderate concordance between the magnetic resonance imaging grade and surgical grade of plantar plate tear (28/45, 62%), with greater concordance occurring at higher grades. Our results have demonstrated that magnetic resonance imaging is an accurate and valid test for the diagnosing injuries of the plantar plate ligament. Given the high accuracy of the clinical findings, magnetic resonance imaging is most useful when the decision to operate will be sufficiently influenced by either a normal magnetic resonance imaging appearance of the plantar plate or the presence of a high-grade tear.
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Affiliation(s)
- Wenjay Sung
- Fellowship-trained Foot and Ankle Surgeon, Sinai Medical Group, Chicago, IL, USA
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Kwon JY, De Asla RJ. The use of flexor to extensor transfers for the correction of the flexible hammer toe deformity. Foot Ankle Clin 2011; 16:573-82. [PMID: 22118230 DOI: 10.1016/j.fcl.2011.08.005] [Citation(s) in RCA: 11] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/02/2023]
Abstract
Flexor to extensor transfer is a useful means for the correction of a flexible hammer toe deformity. Although satisfaction rates have varied in the literature, this technique remains a useful tool in the surgeon’s armamentarium to improve toe deformity, decrease pain, and aid in shoe wear.
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Affiliation(s)
- John Y Kwon
- Foot & Ankle Division, Department of Orthopaedic Surgery, Massachusetts General Hospital, 55 Fruit Street, Boston, MA 02114, USA.
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Joseph R, Schroeder K, Greenberg M. A retrospective analysis of lesser metatarsophalangeal joint fusion as a treatment option for hammertoe pathology associated with metatarsophalangeal joint instability. J Foot Ankle Surg 2011; 51:57-62. [PMID: 22064123 DOI: 10.1053/j.jfas.2011.10.020] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/28/2011] [Indexed: 02/03/2023]
Abstract
Complex hammer digit deformity is commonly associated with instability of the metatarsophalangeal joint. Restoring joint stability is critical for digit alignment and function and can be challenging and unpredictable. Lesser metatarsophalangeal joint fusion might be an alternative treatment to the current soft tissue balancing, repair, and extra-articular osseous procedures used to treat joint instability. The present study was a retrospective chart and radiographic review of the pooled outcomes of 31 consecutive lesser metatarsophalangeal joint fusion procedures performed by 3 independent surgeons from May 2004 to September 2009. The clinical and radiographic outcomes were analyzed with descriptive and inferential statistics. The overall interval to radiographic union was 8.69 ± 1.7 weeks (range 6 to 12 and 95% confidence interval 7.9 to 9.4). The overall period to clinical union was 10.25 ± 4.5 weeks (range 4 to 22 and 95% confidence interval 8.5 to 11.9). The mean duration of non-weight-bearing was 4.71 ± 1.74 weeks, followed by 5.09 ± 2.8 weeks of guarded weight-bearing with a brace. Complications included nonunion in 4 (12.90%), hardware breakage in 2 (6.45%), and soft tissue infection in 1 (3.23%). Patients demonstrated a statistically significant reduction in pain (p = .035) and improved digit alignment after the procedure that enabled full return to unrestricted weight-bearing activities without limitations or the need for orthoses. These findings support metatarsophalangeal joint fusion as an alternative treatment of lesser digit metatarsophalangeal joint instability associated with hammer digit deformities that obviate the need for concomitant soft tissue procedures such as plantar plate repair or tendon balancing procedures.
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Affiliation(s)
- Robert Joseph
- Perspective Advantage Solutions, LLC, Dayton, OH 45409, USA.
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Cooper MT, Coughlin MJ. Sequential dissection for exposure of the second metatarsophalangeal joint. Foot Ankle Int 2011; 32:294-9. [PMID: 21477549 DOI: 10.3113/fai.2011.0294] [Citation(s) in RCA: 25] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/01/2023]
Abstract
BACKGROUND Instability of the second metatarsophalangeal (MTP) joint is relatively common, and although the anatomy of the joint has been well described and plantar plate pathology has been identified, little has been written about its exposure and repair. The goal of this study was to elucidate the necessary dissection to expose and potentially repair the lesions of the plantar plate through a dorsal approach. MATERIALS AND METHODS Sequential dorsal dissection of the second MTP joint was carried out in eight cadaveric specimens. After each step, measurements were obtained using fluoroscopic imaging and digital photography to determine the amount of exposure of the plantar plate gained by each step. RESULTS Dorsal capsulotomy of the second MTP joint with collateral ligament release off of the proximal phalanx base, then combined with a subcapital oblique metatarsal osteotomy provided on average 8 and 8.5 mm of exposure of the plantar plate as measured by digital photography and fluoroscopy, respectively. Minimal exposure was gained by releasing the collateral ligaments from the metatarsal head or elevating the plantar plate off of the plantar metatarsal head. CONCLUSION Exposure of the plantar plate can be obtained by releasing the collateral ligaments off of the proximal phalanx and performing a subcapital oblique osteotomy. CLINICAL RELEVANCE Minimizing the risk of disrupting the blood supply to the metatarsal head may be possible by avoiding collateral ligament or plantar plate release.
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Abstract
Metatarsalgia (ie, metatarsal pain) is one of the most common reports in patients with foot problems. This pain is confined to the area across the plantar forefoot, including the second through fourth metatarsal heads. However, it is frequently accompanied by deformity of the first and fifth rays as well as of the toes. There is great variability in possible causative factors, but all of them seem to be related to gait mechanics, foot anatomy, and foot and ankle deformity. An individualized treatment protocol is required. Nonsurgical management is usually sufficient to achieve satisfactory results. Surgical correction must be precise, and all pain-producing deformities must be corrected. Most patients present with abnormalities of the distal metatarsals. Metatarsal osteotomy, long a staple of treatment, always fails in the long term. Improved equipment and internal fixation methods may lead to better long-term outcomes.
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Bhutta MA, Chauhan D, Zubairy AI, Barrie J. Second metatarsophalangeal joint instability and second metatarsal length association depends on the method of measurement. Foot Ankle Int 2010; 31:486-91. [PMID: 20557813 DOI: 10.3113/fai.2010.0486] [Citation(s) in RCA: 19] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/01/2023]
Abstract
INTRODUCTION Second metatarsophalangeal joint (MTPJ) instability is an important cause of forefoot pain and its causation multi-factorial. There is debate over an association with a relatively increased second metatarsal length and numerous measurement techniques. It is not known which, if any correlate with second MTPJ instability or their accuracy. We hypothesized that the method of measurement would affect the apparent relationship between second metatarsal length and second MTP instability. MATERIALS AND METHODS We analyzed standardized radiographs of 81 feet with second MTPJ instability using methods described by Coughlin, Maestro, and Hardy/Clapham. A control group of 11 feet were assessed from patients with a clinical diagnosis of Morton's neuroma (no instability) and successfully treated with a single steroid injection. The hallux valgus angle was also recorded. Patients mean age was 56 (range, 25 to 84) years, with female to male ratio of 4:1 and equal laterality. RESULTS Second metatarsal length measurements were not significantly different between grades of instability using any method, although Kruskal-Wallis analysis revealed a significant association between instability grades and increasing age (p<0.05). Analysis of relative metatarsal lengths and second MTPJ instability revealed Coughlins method approached statistical significance (p < 0.055), but upon standardizing for age it became statistically significantly associated (r = 0.21, n83: p < 0.05). Spearman's rho correlation identified increasing hallux valgus was associated with decreased the second metatarsal length for Maestro and Hardy & Clapham methods (r = -0.29, n92: p < 0.005) and (r = -0.36, n86: p < 0.001), respectively. CONCLUSION A positive correlation of second metatarsal length to second MTPJ instability existed using Coughlins method controlling for age. Maestro and Hardy & Clapham methods were possibly influenced by co-existing hallux valgus. The association of a clinical finding with a possible causative factor is likely influenced by its method of radiographic measurement.
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Affiliation(s)
- Mohammed A Bhutta
- Specialist Registrar Trauma & Orthopaedics, East Lancashire Hospitals Trust, 13 Cringle Drive, Cheadle SK8 1JH, United Kingdom.
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Borchgrevink GE, Finsen V. Reseksjon i proksimale falang ved hammertå. TIDSSKRIFT FOR DEN NORSKE LEGEFORENING 2010; 130:2116-8. [DOI: 10.4045/tidsskr.09.0882] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/02/2022] Open
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Perez HR, Reber LK, Christensen JC. The role of passive plantar flexion in floating toes following Weil osteotomy. J Foot Ankle Surg 2008; 47:520-6. [PMID: 19239861 DOI: 10.1053/j.jfas.2008.08.005] [Citation(s) in RCA: 25] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/27/2007] [Indexed: 02/03/2023]
Abstract
Floating toes are a common complication following Weil osteotomy. The toes are passively plantarflexed via the windlass mechanism, which may play a role in floating toe. Five cadaver lower limb specimens were loaded on a custom frame and 3 different interventions were tested, including control group, Weil osteotomy group, and Weil osteotomy plus plantar plate-shortening group. The extensor tendon to the second toe was loaded with 20 Newtons of tension during the trials, and non-weight-bearing and simulated weight-bearing radiographs were taken to measure the metatarsophalangeal joint extension angle. The extension angle passively plantarflexed 11.20 degrees +/- 3.43 degrees in the control group, 0.40 degrees +/- 0.89 degrees in the Weil osteotomy group, and 8.00 degrees +/- 1.41 degrees in the Weil osteotomy plus plantar plate-shortening group. Comparison of the amount of passive plantarflexion between the groups revealed statistically significant changes between the control and Weil osteotomy groups (P = .0001), and the Weil osteotomy compared with the Weil osteotomy plus plantar plate-shortening (P < .0001); whereas no statistically significant difference was observed between the control and Weil osteotomy plus plantar plate-shortening groups (P = .0893). These results support the idea that the toes undergo passive plantar flexion due to the windlass mechanism, which is dampened by the Weil osteotomy. Dampening of the windlass mechanism may be responsible for floating toe following a Weil osteotomy.
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Affiliation(s)
- Hugo R Perez
- Northwest Podiatric Surgical Residency Program, Swedish Medical Center, Seattle, WA, USA.
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Abstract
BACKGROUND This study reviewed the results, complications, and patient satisfaction rates of a modified technique of flexor-to-extensor tendon transfer for correction of lesser-toe deformities. METHODS Records of 38 patients (79 toes; 46 feet) were identified and reviewed retrospectively. The mean duration of clinical followup was 33 (range 6 to 121) months. The average age of patients was 65 (range 27 to 82) years; 32 were women (84%) and six were men. RESULTS In 89% of the toes (70 toes; 34 patients; 42 feet) patients were satisfied with the procedure and would have it again. CONCLUSIONS The technique described for flexor-to-extensor transfer for correction of lesser-toe deformities resulted in few complications, no "floating" toes and high patient satisfaction.
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Co AY, Ruch JA, Malay DS. Radiographic analysis of transverse plane digital alignment after surgical repair of the second metatarsophalangeal joint. J Foot Ankle Surg 2006; 45:380-99. [PMID: 17145463 DOI: 10.1053/j.jfas.2006.09.020] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 01/31/2006] [Indexed: 02/03/2023]
Abstract
We undertook a retrospective cohort study of 51 feet in 49 patients with surgically managed second metatarsophalangeal joint instability, including repair of the crossover second toe deformity. The fundamental intervention consisted of proximal interphalangeal joint arthrodesis combined with second metatarsophalangeal joint relocation and Kirschner-wire transfixation, and this was performed alone or in combination with one of the following additional surgical maneuvers: flexor tendon transfer or flexor set release, flexor plate repair, placement of a plantar-lateral retention suture, extensor tendon transfer, metatarsophalangeal arthroplasty, metatarsal osteotomy, or second-to-third syndactyly. The outcome of interest was the presence of a transverse plane second metatarsophalangeal joint angle of 0 degrees to 15 degrees measured on the late postoperative follow-up radiograph. Overall, the median angular correction for all second metatarsophalangeal joint interventions was 8 degrees , and second-to-third syndactyly yielded the most long-term correction followed by, in descending order of the amount of angular correction, use of the fundamental intervention in combination with metatarsophalangeal joint arthroplasty, placement of a plantar-lateral anchor suture in the flexor plate, metatarsal osteotomy, flexor tendon transfer, flexor plate repair, extensor tendon transfer, and the fundamental intervention as a solitary procedure. A sensitivity analysis indicated that our results were resistant to the influence that an unmeasured variable would impart on the data. The results of this investigation should aid surgeons treating patients with unstable second metatarsophalangeal joints, and can be used in the development of future clinical trials and observational studies that focus on the management of this common deformity.
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Affiliation(s)
- Annalisa Y Co
- Northern California Orthopedic Centers, CA 95608, USA.
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Mandracchia VJ, Mandi DM, Toney PA, Halligan JB, Nickles WA. Fractures of the forefoot. Clin Podiatr Med Surg 2006; 23:283-301, vi. [PMID: 16903154 DOI: 10.1016/j.cpm.2006.01.009] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Abstract
Fractures of the forefoot are common injuries of various causes. Although not crippling, forefoot fractures can be debilitating if they go undiagnosed or are mistreated. Whenever patients complain of foot pain with ambulation or difficulty ambulating, radiographs should be taken as part of a standard routine to assess for bony pathology. This article discusses the classification and treatment of metatarsal fractures, digital and sesamoid fractures, and open fractures about the forefoot.
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Affiliation(s)
- Vincent J Mandracchia
- Division of Podiatric Surgery, Department of Surgery, Broadlawns Medical Center, 1801 Hickman Road, Des Moines, IA 50314, USA.
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Myerson MS, Jung HG. The role of toe flexor-to-extensor transfer in correcting metatarsophalangeal joint instability of the second toe. Foot Ankle Int 2005; 26:675-9. [PMID: 16174496 DOI: 10.1177/107110070502600903] [Citation(s) in RCA: 75] [Impact Index Per Article: 3.9] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/01/2023]
Abstract
BACKGROUND The purpose of the study was to evaluate the outcome of flexor digitorum longus (FDL) transfer to the dorsum and to identify a possible continued role for this transfer in conjunction with additional surgeries for second metatarsophalangeal joint (MTPJ) instability. METHODS We carried out a retrospective analysis on patients with second MTPJ instability for which the FDL transfer was done as the primary procedure between 1996 and 2001. The patients were examined for functional status, residual pain, and satisfaction. RESULTS A total of 64 feet (59 patients) were evaluated, with an average followup period of 45.2 (16 to 82) months. A cross-over second toe deformity was present in 56 feet (87%) with a stage II deformity being the most common (18 feet). There also were seven feet with vertical subluxation. An additional second metatarsal Weil osteotomy was done in 29 feet (45%), a proximal interphalangeal (PIP) joint resection arthroplasty in 22 feet, and a PIP joint fusion in nine feet. At final followup of the 59 feet that were physically examined, 22 (37%) had residual second MTPJ dorsiflexion contracture and 16 feet had persistent medial deviation. The second toe was stable to stress manipulation in 46 feet (78%). The mean toe pulp to ground distance on standing was 3 mm, and strong toe grasp was possible in 45 feet. There were 20 complications in 64 feet. Twenty-five patients (29 feet) were very satisfied, 15 satisfied with minor reservations, six with major reservation, and 14 patients were unhappy with the outcome. The American Orthopaedic Foot and Ankle Society functional score was on average 82 points (47 to 100) at final followup. CONCLUSION Although the function of the second toe improved in most patients as a result of pain relief, a substantial number of the patients in this study remained dissatisfied because of residual stiffness of the toe. The flexor tendon transfer remains an important procedure in correction of second toe instability but must be used with a full understanding of potential complications and patient dissatisfaction.
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Affiliation(s)
- Mark S Myerson
- Mercy Medical Center, Institute for Foot and Ankle Reconstruction, 301 St. Paul Place, Baltimore, MD 21202, USA.
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Nicholas C, Silhanek AD, Connolly FG, Lombardi CM. The effect of first metatarsophalangeal arthrodesis on transverse plane deviation of the second toe: a retrospective radiographic study. J Foot Ankle Surg 2005; 44:365-76. [PMID: 16210157 DOI: 10.1053/j.jfas.2005.07.007] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/03/2023]
Abstract
The purpose of this retrospective, radiographic study was to examine the effect of first metatarsophalangeal arthrodesis on the transverse plane deviation of the second metatarsophalangeal joint. Sixty-nine patients (76 feet) were separated into 3 groups based on preoperative diagnosis: group 1, hallux valgus; group 2, hallux rigidus; and group 3, rheumatoid forefoot deformity with concomitant lesser metatarsal head resection. Intermetatarsal, hallux abduction, and second metatarsophalangeal angles were measured on preoperative and follow-up anteroposterior radiographs. Multivariate analysis found a significant postoperative change (P < .001) in both the intermetatarsal and hallux abduction angles for all groups, but no significant change in the second metatarsophalangeal angle for any group. There was also no significant difference in the number of patients with medial versus lateral second toe deviation in each group. The addition of a second ray procedure, such as a digital arthrodesis or second metatarsal decompression osteotomy, in groups 1 and 2 did not correlate to the amount of change in second metatarsophalangeal deviation. However, there was a significant correlation (r = .330; P = .004) between the amount of change in the hallux abduction angle and the amount of change in the second metatarsophalangeal angle. A lack of change in the second metatarsophalangeal angle in patients with hallux valgus and hallux rigidus suggests that the creation of a stable medial buttress may protect the lesser digits. However, in patients with rheumatoid, this lack of change denotes a postoperative recurrence of lateral deviation of the second toe despite lesser metatarsal head resection and stabilization of the hallux.
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Blitz NM, Ford LA, Christensen JC. Second metatarsophalangeal joint arthrography: a cadaveric correlation study. J Foot Ankle Surg 2004; 43:231-40. [PMID: 15284812 DOI: 10.1053/j.jfas.2004.05.009] [Citation(s) in RCA: 24] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/03/2023]
Abstract
Arthrography of the second metatarsophalangeal joint is an important diagnostic tool to evaluate the integrity of the plantar plate and to aid in the decision process for surgical intervention. A variety of filling patterns have been identified with lesser metatarsophalangeal joint arthrography and their significance with soft-tissue pathology remains to be completely understood. The purpose of this cadaveric study was to evaluate dye patterns in a series of arthrograms of the second metatarsophalangeal joint and to correlate them with identifiable anatomic lesions or structural variants. Thirty-nine cadaveric specimens (including 28 matched pairs) underwent second metatarsophalangeal joint arthrography with a colored radiopaque dye. Arthrographic findings were observed and recorded. Specimens exhibiting dye extravasation outside of the capsular constraints of the joint were dissected to discover any soft-tissue abnormalities. Twenty-one percent of specimens exhibited abnormal extravasation of dye outside of the joint capsule. A plantar plate tear was identified in 2 of these specimens. Filling of the first intermetatarsophalangeal bursa occurred in 6 specimens. However, because this finding was identified in 2 matched pairs, an anatomic variance is suggested rather than a pathologic entity. This cadaveric study shows that anatomic variances exist concerning the second metatarsophalangeal capsule and that arthrography should be correlated with the clinical scenario.
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Affiliation(s)
- Neal M Blitz
- Department of Orthopedics, Kaiser Permanente Medical Center, Santa Rosa, CA 95403, USA.
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Mizel MS, Gutmann JM, Ahn U, Temple HT. Lesser metatarsophalangeal joints: intra-articular distension, volumetric measurements, and changes of position. Foot Ankle Int 2003; 24:935-7. [PMID: 14733351 DOI: 10.1177/107110070302401212] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/01/2023]
Abstract
Plantarflexion of the second metatarsophalangeal (MTP) joint with intra-articular injection has previously been observed and commented upon, and the purpose of this study was to determine motion of the lesser toes with direct fluid infusion into the lesser MTP joints. Fluid distension was found to cause variable postural changes in all lesser toes; the most consistent change was plantarflexion of the second metatarsophalangeal joint. Dorsiflexion of the third, fourth, and fifth MTP joints was observed, but less reliable than plantarflexion of the second MTP joint. The average volume in each of the lesser MTP joints was less than 1 cc. Plantarflexion of the second MTP joint was usually, but not always, indicative of intra-articular distention. Aspiration of these joints (given their small volume capacity) may not be a reliable or therapeutically useful technique.
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Affiliation(s)
- Mark S Mizel
- Department of Orthopedics and Rehabilitation, University of Miami, Miami, FL, USA.
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Karlock LG. Second metatarsophalangeal joint fusion: a new technique for crossover hammertoe deformity. A preliminary report. J Foot Ankle Surg 2003; 42:178-82. [PMID: 12907927 DOI: 10.1016/s1067-2516(03)70026-x] [Citation(s) in RCA: 27] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/03/2023]
Abstract
The author reports on second metatarsophalangeal joint arthrodesis for the severe crossover hammertoe deformity. Eleven patients underwent an arthrodesis of the second metatarsophalangeal joint with a.062 Kirschner wire intramedullary fixation and a dorsal small bone staple and resection of the proximal phalangeal head of the second digit. Outcomes were retrospectively reviewed at average follow-up time of 19 months. A subjective patient satisfaction survey along with a clinical and radiographic evaluation was undertaken in the postoperative period. Ten of 11 patients scored good to excellent results based on the patient subjective survey at final follow-up. Ten of 11 patients obtained primary arthrodesis. One patient experienced an asymptomatic nonunion. This new technique appears to be reliable for the maintenance of long-term correction of a crossover second toe with arthrodesis of the second metatarsophalangeal joint.
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Trivedi J, Thomson JD, Slakey JB, Banta JV, Jones PW. Clinical and Radiographic Predictors of Scoliosis in Patients with Myelomeningocele. J Bone Joint Surg Am 2002. [DOI: 10.2106/00004623-200208000-00015] [Citation(s) in RCA: 67] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/17/2023]
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Powless SH, Elze ME. Metatarsophalangeal joint capsule tears: an analysis by arthrography, a new classification system and surgical management. J Foot Ankle Surg 2001; 40:374-89. [PMID: 11777233 DOI: 10.1016/s1067-2516(01)80005-3] [Citation(s) in RCA: 55] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/03/2023]
Abstract
Metatarsalgia is a common presenting symptom with an established list of differential diagnoses. The authors present a classification system and surgical treatment algorithm for chronic metatarsophalangeal pain due to metatarsophalangeal joint capsule tear. A series of 58 metatarsophalangeal joints with partial tear diagnosed by arthrogram and treated by surgical repair are reviewed. The authors propose a classification system based on preoperative arthrography and a surgical repair procedure for each type of three distinct patterns. A study was developed and funded to perform postoperative arthrograms on 15 patients who had undergone surgical repair using the procedures presented. The purpose of the study was to validate the utility of the arthrogram in the diagnosis and clarification of the nature of the capsular tear. The authors were also able to demonstrate that the arthrographic findings became normal postoperatively, and that surgical repair of a seemingly innocuous capsule tear relieves pain. Fifty-six patients in the series reported relief of their preoperative symptoms. Postoperative arthrograms in 15 patients demonstrated a normal pattern in 73%, 20% had decreased extravasation, and 7% were unchanged.
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Abstract
Surgical procedures for lesser toe problems are among the most common surgeries done on the foot. In a shoe wearing population, the incidence of lesser toe pathologic disorders is high. The complications associated with lesser toe surgery can be troublesome for patients and physicians. Understanding the possible common complications and how to avoid them is essential to maximizing satisfactory clinical results.
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Affiliation(s)
- J E Femino
- University of Michigan, Ann Arbor, MI, USA
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42
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Mendicino RW, Statler TK, Saltrick KR, Catanzariti AR. Predislocation syndrome: a review and retrospective analysis of eight patients. J Foot Ankle Surg 2001; 40:214-24. [PMID: 11924682 DOI: 10.1016/s1067-2516(01)80021-1] [Citation(s) in RCA: 45] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/03/2023]
Abstract
Predislocation syndrome is defined as an either an acute, subacute, or chronic inflammatory process involving the lesser metatarsophalangealjoints. If left untreated, this process can lead to plantarplate and capsular attenuation and metatarsophalangeal joint instability. A retrospective analysis were performed on eight patients who were treated with a flexor tendon transfer for this condition. A subjective analysis and chart review were performed to determine the final outcome of these patients. All patients had a chief complaint of a painful second metatarsophalangeal joint with seven of eight patients having an associated hallux valgus deformity. Excellent results were achieved in six patients. Residual stiffness was the primary complaint of two patients following surgery, suggesting that metatarsophalangeal joint stiffness may be a potential problem after flexor digitorum longus tendon transfers. However, we concluded that the flexor digitorum longus tendon transfer remains an excellent procedure for second toe instability and late-stage predislocation syndrome. A literature review describing the epidemiology, symptom complex, physical findings, radiographic signs and therapies used to manage predislocation syndrome were also discussed.
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Affiliation(s)
- R W Mendicino
- Department of Surgery, The Western Pennsylvania Hospital, Pittsburgh 15224, USA
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43
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Haddad SL, Sabbagh RC, Resch S, Myerson B, Myerson MS. Results of flexor-to-extensor and extensor brevis tendon transfer for correction of the crossover second toe deformity. Foot Ankle Int 1999; 20:781-8. [PMID: 10609706 DOI: 10.1177/107110079902001205] [Citation(s) in RCA: 97] [Impact Index Per Article: 3.9] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/01/2023]
Abstract
Between 1990 and 1995, 38 patients (42 feet) underwent repair for crossover toe deformity, 31 (35 feet) of whom returned for final examination at an average of 51.6 months (range, 24-81 months). Causes included trauma, iatrogenic, and unknown. Presenting complaints included dorsal pain with either metatarsalgia or joint pain, isolated metatarsophalangeal (MP) joint pain, metatarsalgia, painful plantar callus, metatarsalgia and joint pain, and painful dorsal callus. All patients were treated with one of two operative techniques, either the flexor-to-extensor tendon transfer or the extensor brevis tendon transfer. Choice of procedure depended on the stage of preoperative deformity. Twenty-four patients were completely satisfied with the surgical correction, 6 were satisfied with reservations, and 1 was dissatisfied. The average postoperative AOFAS score for all patients was 85 points (range, 54-100 points), which correlated strongly with patient satisfaction. Twenty-two patients stated that they had no postoperative pain, 8 reported some pain, and 1 had frequent pain at the corrected toe. In 30 feet, there was no recurrence; three patients had mild residual crossover toe deformity, and two patients had recurrent deformity, although all MP joints were stable. Follow-up radiographs demonstrated substantial reduction in MP joint angles in both the AP (from 7 degrees to -1 degree) and lateral (from 45 degrees to 25 degrees) projections. This article reviews the surgical technique of both procedures, proposes specific indications for each, and presents outcomes. Based on our findings, the extensor brevis tendon transfer is appropriate for stage 1, stage 2, and flexible stage 3 deformities. Flexor-to-extensor tendon transfer is appropriate for rigid stage 3 and stage 4 deformities and for all patients with a symptomatic neuroma of the second web space (where the extensor brevis transfer is not possible). Stiffness of the MP joint is a potential problem with the flexor-to-extensor tendon transfer.
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Affiliation(s)
- S L Haddad
- Department of Orthopaedic Surgery, The Union Memorial Hospital, Baltimore, Maryland, USA
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44
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Abstract
Athletes who participate in high-impact sports involving running, jumping, or contact are at risk for forefoot injury. These injuries occur as a result of acute trauma or chronic overuse. Some athletes may be predisposed to injury because of preexisting foot deformity, such as cavus, hallux valgus, or Achilles contracture. This article reviews the common causes of forefoot pain in the athlete. The most common causes of forefoot pain in the athlete are metatarsal stress fracture, interdigital neuroma, sesamoid pathology, metatarsalgia, hallux rigidus, hallux valgus, and turf toe. The pathophysiology, clinical presentation, and treatment of these conditions are discussed.
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Affiliation(s)
- R T Hockenbury
- River City Orthopaedic Surgeons, Louisville, KY 40272, USA
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45
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Ford LA, Collins KB, Christensen JC. Stabilization of the subluxed second metatarsophalangeal joint: flexor tendon transfer versus primary repair of the plantar plate. J Foot Ankle Surg 1998; 37:217-22. [PMID: 9638547 DOI: 10.1016/s1067-2516(98)80114-2] [Citation(s) in RCA: 110] [Impact Index Per Article: 4.2] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/03/2023]
Abstract
Surgical treatment of the subluxed second metatarsophalangeal joint (MTPJ) has been a consistently frustrating problem for the foot and ankle surgeon. The plantar plate is the principal stabilizing structure of the second MTPJ and compromise to its integrity has been implicated as the cause of the subluxed second toe. Flexor tendon transfer has been reported as the mainstay of treatment to stabilize the subluxed second MTPJ. Recently, primary repair of the plantar plate has been advocated, yet no research exists comparing it to flexor tendon transfer. Eight freshly frozen lower extremity cadaver specimens were mounted on a custom-fabricated load frame. A vertical dorsally directed force was applied to the base of the proximal phalanx of the second toe via a pneumatic actuator to stimulate the Lachman test. Dorsal displacements of the proximal phalanx were measured with a linear variable distance transducer. This investigation examined the comparative strength of flexor tendon transfer versus primary repair of the plantar plate in stabilizing the second MTPJ. Results showed a significant difference between the transected plantar plate and the intact plantar plate. Displacements for the repair groups were similar to the intact plantar plate group and also significantly different from the transected plantar plate. Primary repair of the plantar plate is a viable alternative to flexor tendon transfer in stabilizing the second MTPJ with the advantage of addressing the pathology anatomically. Clinical studies are needed to substantiate these laboratory findings.
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Affiliation(s)
- L A Ford
- Northwest Podiatric Foundation, Surgical Biomechanics Research Laboratory, Providence Seattle Medical Center, WA 98122, USA
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46
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Abstract
Because it has not yet been established whether the condition commonly referred to as Morton's neuroma results from true neuromatous proliferation or from inflammation in the region of the interdigital nerve, the term "interdigital neuritis" is preferred. The authors review the etiology, diagnosis, and management of interdigital neuritis, including whether a plantar or dorsal approach is preferable and whether neurectomy is more efficacious than incision of the transverse metatarsal ligament, with or without neurolysis. The authors recommend that diagnosis be made on the basis of the history and clinical examination, that surgery be performed through a dorsal approach with release of the transverse ligament but without neurectomy, and that revision surgery be performed through a dorsal incision with excision of the nerve 3 cm proximal to the transverse ligament.
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