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dos Santos VP, de Andrade Barberino MGM, Alves CAS. Microbiological Species and Antibiotic Resistance in Diabetic and Nondiabetic Lower Extremity Wounds: A Comparative Cross-Sectional Study. INT J LOW EXTR WOUND 2024; 23:338-346. [PMID: 34747258 PMCID: PMC11059827 DOI: 10.1177/15347346211053936] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/17/2022]
Abstract
Severe lower extremity wounds have an increased risk of complications and limb loss. The aim of this study was to evaluate and compare the microbiological profile and antibiotic resistance of wounds in diabetic and nondiabetic patients. A cross-sectional comparative study was carried out at a public hospital including 111 patients with moderate to severe wound infections. Tissue samples were collected during a surgical procedure. One hundred and four patients (94%) had positive cultures and 88 (79%) had a Gram-negative microorganism. Among the 185 cultured microorganisms, 133 (72%) were Gram-negative species. Pseudomonas aeruginosa (23 cases) was the most isolated Gram-negative species, and Enterococcus faecalis (26 cases) was the most prevalent Gram-positive species. Among 185 isolated species, 45 (24%) were extended-spectrum beta-lactamase producers, 23 (12%) were carbapenem-resistant, and 5 (3%) were methicillin-resistant Staphylococcus aureus. Findings revealed that there was no significant difference in the microbiological profile and antibiotic resistance among patients with lower extremity wounds whether they were diabetic or nondiabetic.
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Sikhondze MM, Twesigye D, Odongo CN, Mutiibwa D, Tayebwa E, Tibaijuka L, Ayana SD, Cabrera Dreque C. Diabetic Foot Ulcers: Surgical Characteristics, Treatment Modalities and Short-Term Treatment Outcomes at a Tertiary Hospital in South-Western Uganda. OPEN ACCESS SURGERY 2022. [DOI: 10.2147/oas.s384235] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 03/06/2023] Open
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Metatarsal Head Resections in Diabetic Foot Patients: A Systematic Review. J Clin Med 2020; 9:jcm9061845. [PMID: 32545712 PMCID: PMC7355657 DOI: 10.3390/jcm9061845] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/02/2020] [Revised: 06/04/2020] [Accepted: 06/11/2020] [Indexed: 12/23/2022] Open
Abstract
A systematic review and proportional meta-analysis were carried out to investigate the complications that occur after surgical metatarsal head resection in diabetic foot patients. The PRISMA (Preferred Reporting Items for Systematic Reviews and Meta-Analyses) checklist recommendations were applied, and the selected studies were evaluated using a Strengthening the Reporting of Observational studies in Epidemiology (STROBE) checklist. PubMed (Medline) and Embase (Elsevier) were searched in December 2019 to find clinical trials, cohort studies, or case series assessing the efficacy of the metatarsal head resection technique in diabetic foot patients. The systematic review covered 21 studies that satisfied the inclusion criteria and included 483 subjects. The outcomes evaluated were the time to heal, recurrence, reulceration, amputation, and other complications. The proportion of recurrence was 7.2% [confidence interval (CI) 4.0–10.4, p < 0.001], that of reulceration was 20.7% (CI 11.6–29.8, p < 0.001), and that of amputation was 7.6% (CI 3.4–11.8, p < 0.001). A heterogeneity test indicated I2 = 72.6% (p < 0.001) for recurrences, I2 = 94% (p < 0.001) for reulcerations, and I2 = 79% (p < 0.001) for amputations. We conclude that metatarsal head resections in diabetic foot patients are correlated with significant complications, especially reulceration.
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Gatt A, Falzon O, Cassar K, Camilleri KP, Gauci J, Ellul C, Mizzi S, Mizzi A, Papanas N, Sturgeon C, Chockalingam N, Formosa C. The Application of Medical Thermography to Discriminate Neuroischemic Toe Ulceration in the Diabetic Foot. INT J LOW EXTR WOUND 2018; 17:102-105. [PMID: 29947290 DOI: 10.1177/1534734618783910] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/15/2022]
Abstract
This study aimed to determine whether thermal imaging can detect temperature differences between healthy feet, nonulcerated neuroischemic feet, and neuroischemic feet with toe ulcers in patients with type 2 diabetes mellitus (T2DM). Participants were prospectively divided into 3 groups: T2DM without foot problems; a healthy, nonulcerated neuroischemic group, and an ulcerated neuroischemic group. Thermal images of the feet were obtained with automated segmentation of regions of interest. Thermographic images from 43 neuroischemic feet, 21 healthy feet, and 12 neuroischemic feet with active ulcer in one of the toes were analyzed. There was a significant difference in toe temperatures between the 3 groups ( P = .001), that is, nonulcerated neuroischemic (n = 181; mean temperature = 27.7°C [±2.16 SD]) versus neuroischemic ulcerated (n = 12; mean temperature = 28.7°C [±3.23 SD]), and healthy T2DM group (n = 104; mean temperature = 24.9°C [±5.04 SD]). A post hoc analysis showed a significant difference in toe temperatures between neuroischemic nonulcerated and healthy T2DM groups ( P = .001), neuroischemic ulcerated and healthy groups ( P = .001). However, no significant differences in toe temperatures were identified between the ulcerated neuroischemic and nonulcerated neuroischemic groups ( P = .626). There were no significant differences between the ulcerated toes (n = 12) and the nonulcerated toes (n = 57) of the same foot in the ulcerated neuroischemic group ( P = .331). Toe temperatures were significantly higher in neuroischemic feet with or without ulceration compared with healthy feet in patients with T2DM. There were no significant differences in temperatures of ulcerated toes and the nonulcerated toes of the same foot, implying that all the toes of the same foot could potentially be at risk of developing complications, which can be potentially detected by infrared thermography.
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Lenselink E, Holloway S, Eefting D. Outcomes after foot surgery in people with a diabetic foot ulcer and a 12-month follow-up. J Wound Care 2017; 26:218-227. [PMID: 28475445 DOI: 10.12968/jowc.2017.26.5.218] [Citation(s) in RCA: 16] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
Abstract
OBJECTIVE The aim of this study was to retrospectively measure the outcomes of foot-sparing surgery at one year follow-up for patients with diabetic foot ulcers (DFUs). We assessed wound healing and the need for further surgery in relation to the variables that influence healing. METHOD Data were retrospectively collected by reviewing the electronic files of patients attending the Wound Expert Clinic (WEC). Outcomes of surgical debridement, toe, ray and transmetatarsal amputations were assessed. RESULTS A total of 129 cases in 121 patients were identified for inclusion. The results demonstrated that complete wound healing was reached in 52% (61/117) of the patients within 12 months. The need for additional surgery or for major amputation was 56% (n=72/129) and 30% (n=39/129) respectively. The need for an additional procedure was particularly high after surgical debridement (75%, 33/44) and transmetatarsal amputation (64%, 7/11). Risk factors for non-healing or for a major amputation were: infection (p=0.01), ischaemia (p=0.01), a history of peripheral arterial occlusive disease (p<0.01) and smoking (p=0.01). Additional findings were that not all patients underwent vascular assessment and in half of the patients there was a delay in undergoing revascularisation. CONCLUSION The results of the study reveal some areas for improvement including timely revascularisation and performance of multiple debridement procedures if needed in order to save a limb.
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Affiliation(s)
- E Lenselink
- Wound Expert Clinic, Haaglanden Medical Centre, The Hague, The Netherlands
| | - S Holloway
- Senior Lecturer, Centre for Medical Education, Cardiff University School of Medicine, College of Biomedical and Life Sciences, Cardiff, Wales, UK
| | - D Eefting
- Vascular Surgeon; Wound Expert Clinic, Haaglanden Medical Centre, The Hague, The Netherlands
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Papanas N, Demetzos C, Pippa N, Maltezos E, Tentolouris N. Efficacy of a New Heparan Sulfate Mimetic Dressing in the Healing of Foot and Lower Extremity Ulcerations in Type 2 Diabetes: A Case Series. INT J LOW EXTR WOUND 2017; 15:63-7. [PMID: 26933115 DOI: 10.1177/1534734616629302] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/24/2023]
Abstract
A novel heparan sulfate glycosaminoglycan mimetic product for local application to promote wound healing (CACIPLIQ) has recently become available. It is a biophysical therapeutic product comprising a polysaccharide as an innovative biomaterial to accomplish mechanical tissue engineering and skin regeneration in the site of ulceration. We present a series of 12 patients with type 2 diabetes (4 men and 8 women; age 53-87 years; diabetes duration 8-25 years) having chronic resistance to therapy for foot and lower extremity ulcerations. CACIPLIQ was locally applied twice per week after careful debridement. Complete ulcer healing was accomplished in all patients after a mean treatment duration of 4.92 months (range = 2-12 months). The product was very well tolerated. In conclusion, these results, although preliminary, are encouraging and suggest adequate efficacy and safety of the new product in difficult-to-heal foot and lower extremity ulcerations in type 2 diabetes.
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Affiliation(s)
| | - Costas Demetzos
- National and Kapodistrian University of Athens, Athens, Greece
| | - Natassa Pippa
- National and Kapodistrian University of Athens, Athens, Greece
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Sanz-Corbalán I, Lázaro-Martínez JL, Aragón-Sánchez J, García-Morales E, Molines-Barroso R, Alvaro-Afonso FJ. Analysis of Ulcer Recurrences After Metatarsal Head Resection in Patients Who Underwent Surgery to Treat Diabetic Foot Osteomyelitis. INT J LOW EXTR WOUND 2015; 14:154-9. [PMID: 26130761 DOI: 10.1177/1534734615588226] [Citation(s) in RCA: 18] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/17/2022]
Abstract
Metatarsal head resection is a common and standardized treatment used as part of the surgical routine for metatarsal head osteomyelitis. The aim of this study was to define the influence of the amount of the metatarsal resection on the development of reulceration or ulcer recurrence in patients who suffered from plantar foot ulcer and underwent metatarsal surgery. We conducted a prospective study in 35 patients who underwent metatarsal head resection surgery to treat diabetic foot osteomyelitis with no prior history of foot surgeries, and these patients were included in a prospective follow-up over the course of at least 6 months in order to record reulceration or ulcer recurrences. Anteroposterior plain X-rays were taken before and after surgery. We also measured the portion of the metatarsal head that was removed and classified the patients according the resection rate of metatarsal (RRM) in first and second quartiles. We found statistical differences between the median RRM in patients who had an ulcer recurrence and patients without recurrences (21.48 ± 3.10% vs 28.12 ± 10.8%; P = .016). Seventeen (56.7%) patients were classified in the first quartile of RRM, which had an association with ulcer recurrence (P = .032; odds ratio = 1.41; 95% confidence interval = 1.04-1.92). RRM of less than 25% is associated with the development of a recurrence after surgery in the midterm follow-up, and therefore, planning before surgery is undertaken should be considered to avoid postsurgical complications.
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Clerici G, Faglia E. Saving the Limb in Diabetic Patients With Ischemic Foot Lesions Complicated by Acute Infection. INT J LOW EXTR WOUND 2014; 13:273-93. [DOI: 10.1177/1534734614549416] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/09/2023]
Abstract
Ischemia and infection are the most important factors affecting the prognosis of foot ulcerations in diabetic patients. To improve the outcome of these patients, it is necessary to aggressively treat 2 important pathologies—namely, occlusive arterial disease affecting the tibial and femoral arteries and infection of the ischemic diabetic foot. Each of these 2 conditions may lead to major limb amputation, and the presence of both critical limb ischemia (CLI) and acute deep infection is a major risk factor for lower-extremity amputation. Thus, the management of diabetic foot ulcers requires specific therapeutic approaches that vary significantly depending on whether foot lesions are complicated by infection and/or ischemia. A multidisciplinary team approach is the key to successful treatment of a diabetic foot ulcer: ischemic diabetic foot ulcers complicated by acute deep infection pose serious treatment challenges because high levels of skill, organization, accuracy, and timing of intervention are required to maximize the chances of limb salvage: these complex issues are better managed by a multidisciplinary clinical group.
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Affiliation(s)
- Giacomo Clerici
- “Città di Pavia” University and Research Hospital Pavia, Italy
| | - Ezio Faglia
- “Città di Pavia” University and Research Hospital Pavia, Italy
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Aragón-Sánchez J, Lázaro-Martínez JL, Alvaro-Afonso FJ, Molinés-Barroso R. Conservative Surgery of Diabetic Forefoot Osteomyelitis: How Can I Operate on This Patient Without Amputation? INT J LOW EXTR WOUND 2014; 14:108-31. [PMID: 25256285 DOI: 10.1177/1534734614550686] [Citation(s) in RCA: 26] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
Abstract
Surgery is necessary in many cases of diabetic foot osteomyelitis. The decision to undertake surgery should be based on the clinical presentation of diabetic foot osteomyelitis. Surgery is required when the bone is protruding through the ulcer, there is extensive bone destruction seen on x-ray or progressive bone damage on sequential x-ray while undergoing antibiotic treatment, the soft tissue envelope is destroyed, and there is gangrene or spreading soft tissue infection. Several issues should be taken into account when considering surgery for treating diabetic foot osteomyelitis. It is necessary to have a surgeon available with diabetic foot expertise. Regarding location of diabetic foot osteomyelitis, it is important to consider whether isolated bone or a joint is involved. In cases in which osteomyelitis is associated with a bone deformity, surgery should be able to correct this. The surgeon should always reflect about whether extensive/radical surgery could destabilize the foot. The forefoot is the most frequent location of diabetic foot osteomyelitis and is associated with better prognosis than midfoot and hindfoot osteomyelitis. Many surgical procedures can be performed in patients with diabetes and forefoot ulcers complicated by osteomyelitis while avoiding amputations. Performing conservative surgeries without amputations of any part of the foot is not always feasible in cases in which the infection has destroyed the soft tissue envelope. Attempting conservative surgery in such cases risks infected tissues remaining in the wound bed leading to failure. The election of different surgical options depends on the expertise of the surgeons selected for the multidisciplinary teams. It is the aim of this article to provide a sample of surgical techniques in order to remove the bone infection from the forefoot while avoiding amputations.
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Aragón-Sánchez J, Lázaro-Martínez JL. Factors Associated With Calcification in the Pedal Arteries in Patients With Diabetes and Neuropathy Admitted for Foot Disease and Its Clinical Significance. INT J LOW EXTR WOUND 2013; 12:252-5. [DOI: 10.1177/1534734613511636] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/01/2023]
Abstract
The aim of this study was to determine the factors associated with calcification in the pedal arteries (CPAs) in a population of patients with diabetes admitted for acute foot disease and to find whether the presence of CPAs had any influence on the short-term outcomes. Electronic charts were retrospectively reviewed for patients admitted to our department for acute diabetic foot problems between January 1, 2008, and December 31, 2012. Digital images of the plain x-rays, which were performed on patients during this period, were reviewed. Patients were classified into 2 groups: those with absence (group 1) and presence of CPAs (group 2). One hundred and sixty-five patients were included in the present study. Ninety-eight (59.4%) patients had CPAs in the plain x-rays. The predictive variables related to the presence of CPAs were duration of diabetes >20 years (odds ratio [OR] = 2.1, 95% confidence interval [CI] = 1.0-4.3), retinopathy (OR = 2.2, 95% CI = 1.0-4.6), albuminuria (OR = 3.3, 95% CI = 1.5-7.4), and peripheral arterial disease (OR = 4.2, 95% CI = 2.0-8.7). Fifty-six patients underwent amputation (33.9%): 13 (19.4%) in group 1 and 43 (43.9%) in group 2 ( P < .01). Thirty-four patients (20.6) required reoperation: 6 (9%) in group 1 and 28 (28.6%) in group 2 ( P < .01). In conclusion, the predictive variables related to the presence of CPAs in a series of patients admitted for foot disease were duration of diabetes >20 years, retinopathy, albuminuria, and peripheral arterial disease. Differences in the outcomes were related to the association of CPAs with peripheral arterial disease.
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Papanas N, Mani R. Advances in Infections and Wound Healing for the Diabetic Foot. INT J LOW EXTR WOUND 2013; 12:83-6. [DOI: 10.1177/1534734613490507] [Citation(s) in RCA: 16] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
Affiliation(s)
| | - Raj Mani
- University Hospital Southampton NHS Foundation Trust, Southampton, UK
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