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Sipahi OR, Akyol D, Ormen B, Cicek-Senturk G, Mermer S, Onal U, Amer F, Saed MA, Ozdemir K, Tukenmez-Tigen E, Oztoprak N, Altin U, Kurtaran B, Popescu CP, Sakci M, Suntur BM, Gautam V, Sharma M, Kaya S, Akcil EF, Kaya S, Turunc T, Ergen P, Kandemir O, Cesur S, Bardak-Ozcem S, Ozgiray E, Yurtseven T, Erdem HA, Sipahi H, Arda B, Pullukcu H, Tasbakan M, Yamazhan T, Aydemir S, Ulusoy S. Empirical cefepime+vancomycin versus ceftazidime+vancomycin versus meropenem+vancomycin in the treatment of healthcare-associated meningitis: results of the multicenter ephesus study. BMC Infect Dis 2023; 23:639. [PMID: 37770836 PMCID: PMC10540455 DOI: 10.1186/s12879-023-08596-z] [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] [Received: 05/12/2023] [Accepted: 09/11/2023] [Indexed: 09/30/2023] Open
Abstract
BACKGROUND Herein, we analyzed the efficacy of main antibiotic therapy regimens in the treatment of healthcare-associated meningitis (HCAM). MATERIALS/METHODS This retrospective cohort study was conducted in 18 tertiary-care academic hospitals Turkey, India, Egypt and Romania. We extracted data and outcomes of all patients with post-neurosurgical meningitis cases fulfilling the study inclusion criteria and treated with empirical therapy between December 2006-September 2018. RESULTS Twenty patients in the cefepime + vancomycin-(CV) group, 31 patients in the ceftazidime + vancomycin-(CFV) group, and 119 patients in the meropenem + vancomycin-(MV) group met the inclusion criteria. The MV subgroup had a significantly higher mean Glasgow Coma Score, a higher rate of admission to the intensive care unit within the previous month, and a higher rate of antibiot herapy within the previous month before the meningitis episode (p < 0.05). Microbiological success on Day 3-5, end of treatment (EOT) clinical success (80% vs. 54.8%% vs 57.9%), and overall success (EOT success followed by one-month survival without relapse or reinfection 65% vs. 51.6% vs. 45.3%), EOT all cause mortality (ACM) and day 30 ACM (15% vs. 22.6% vs. 26%) did not differ significantly (p > 0.05) among the three cohorts. No regimen was effective against carbapenem-resistant bacteria, and vancomycin resulted in an EOT clinical success rate of 60.6% in the methicillin-resistant staphylococci or ampicillin-resistant enterococci subgroup (n = 34). CONCLUSIONS Our study showed no significant difference in terms of clinical success and mortality among the three treatment options. All regimens were ineffective against carbapenem-resistant bacteria. Vancomycin was unsuccessful in approximately 40% of cases involving methicillin-resistant staphylococci or ampicillin-resistant enterococci.
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Affiliation(s)
- Oguz Resat Sipahi
- Department of Infectious Diseases and Clinical Microbiology, Faculty of Medicine, Ege University, Izmir, Turkey
- Department of Infectious Diseases, Bahrain Oncology Center, King Hamad University Hospital, Muharraq, Bahrain
| | - Deniz Akyol
- Department of Infectious Diseases and Clinical Microbiology, Faculty of Medicine, Ege University, Izmir, Turkey.
- Infectious Diseases Clinic, Kagizman State Hospital, Kagizman, Kars, Turkey.
| | - Bahar Ormen
- Infectious Diseases and Clinical Microbiology Clinic, Izmir Katip Celebi University Ataturk Training and Research Hospital, Izmir, Turkey
| | - Gonul Cicek-Senturk
- Infectious Diseases and Clinical Microbiology Clinic, SB Diskapi Yildirim Beyazit Training and Research Hospital, Ankara, Turkey
| | - Sinan Mermer
- Department of Infectious Diseases and Clinical Microbiology, Faculty of Medicine, Ege University, Izmir, Turkey
- Department of Infectious Diseases and Clinical Microbiology, Faculty of Medicine, Ekonomi University, Izmir, Turkey
| | - Ugur Onal
- Department of Infectious Diseases and Clinical Microbiology, Faculty of Medicine, Ege University, Izmir, Turkey
- Department of Infectious Diseases and Clinical Microbiology, Faculty of Medicine, Uludag University, Bursa, Turkey
| | | | | | - Kevser Ozdemir
- Department of Infectious Diseases and Clinical Microbiology, Pamukkale University, Denizli, Turkey
| | - Elif Tukenmez-Tigen
- Department of Infectious Diseases and Clinical Microbiology, Marmara University, Istanbul, Turkey
| | - Nefise Oztoprak
- Department of Infectious Diseases and Clinical Microbiology, Faculty of Medicine, Uludag University, Bursa, Turkey
- Infectious Diseases and Clinical Microbiology Clinic, Antalya Education and Research Hospital, Antalya, Turkey
| | - Ummugulsum Altin
- Infectious Diseases and Clinical Microbiology Clinic, Bozyaka Training and Research Hospital, Izmir, Turkey
| | - Behice Kurtaran
- Department of Infectious Diseases and Clinical Microbiology, Cukurova University, Adana, Turkey
| | - Corneliu Petru Popescu
- Dr Victor Babes Clinical Hospital of Infectious and Tropical Diseases, Bucharest, Romania
| | - Mustafa Sakci
- Medical Student, Faculty of Medicine, Ege University, Izmir, Turkey
| | - Bedia Mutay Suntur
- Infectious Diseases and Clinical Microbiology Clinic, Adana Numune Training and Research Hospital, Adana, Turkey
| | - Vikas Gautam
- Post-Graduate Institute of Medical Education & Research, Chandigarh, India
| | - Megha Sharma
- Department of Microbiology, All India Institute of Medical Sciences (AIIMS), Bilaspur, Himachal Pradesh, India
| | - Safak Kaya
- Infectious Diseases and Clinical Microbiology Clinic, Gazi Yasargil Education and Research Hospital, Diyarbakir, Turkey
| | - Eren Fatma Akcil
- Department of Anaesthesiology and Reanimation, Istanbul University, Istanbul, Turkey
| | - Selcuk Kaya
- Department of Infectious Diseases and Clinical Microbiology, Medical Faculty, Karadeniz Technical University, Trabzon, Turkey
| | - Tuba Turunc
- Department of Infectious Diseases and Clinical Microbiology, Baskent University, Adana, Turkey
| | - Pınar Ergen
- Department of Infectious Diseases and Clinical Microbiology, Istanbul Medeniyet University, Goztepe Educational and Research Hospital, Istanbul, Turkey
| | - Ozlem Kandemir
- Department of Infectious Diseases and Clinical Microbiology, Mersin University School of Medicine, Mersin, Turkey
| | - Salih Cesur
- Infectious Diseases and Clinical Microbiology Clinic, Ankara Training Hospital, Ankara, Turkey
| | - Selin Bardak-Ozcem
- Department of Infectious Diseases and Clinical Microbiology, Dr. Burhan Nalbantoğlu State Hospital, Nicosia, Northern Cyprus
| | - Erkin Ozgiray
- Department of Neurosurgery, Faculty of Medicine, Ege University, Izmir, Turkey
| | - Taskın Yurtseven
- Department of Neurosurgery, Faculty of Medicine, Ege University, Izmir, Turkey
| | - Huseyin Aytac Erdem
- Department of Infectious Diseases and Clinical Microbiology, Faculty of Medicine, Ege University, Izmir, Turkey
| | | | - Bilgin Arda
- Department of Infectious Diseases and Clinical Microbiology, Faculty of Medicine, Ege University, Izmir, Turkey
| | - Hüsnü Pullukcu
- Department of Infectious Diseases and Clinical Microbiology, Faculty of Medicine, Ege University, Izmir, Turkey
| | - Meltem Tasbakan
- Department of Infectious Diseases and Clinical Microbiology, Faculty of Medicine, Ege University, Izmir, Turkey
| | - Tansu Yamazhan
- Department of Infectious Diseases and Clinical Microbiology, Faculty of Medicine, Ege University, Izmir, Turkey
| | - Sohret Aydemir
- Department of Clinical Microbiology, Faculty of Medicine, Ege University, Izmir, Turkey
| | - Sercan Ulusoy
- Department of Infectious Diseases and Clinical Microbiology, Faculty of Medicine, Ege University, Izmir, Turkey
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Tong SYC, Davis JS, Eichenberger E, Holland TL, Fowler VG. Staphylococcus aureus infections: epidemiology, pathophysiology, clinical manifestations, and management. Clin Microbiol Rev 2015; 28:603-61. [PMID: 26016486 PMCID: PMC4451395 DOI: 10.1128/cmr.00134-14] [Citation(s) in RCA: 2790] [Impact Index Per Article: 310.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/06/2023] Open
Abstract
Staphylococcus aureus is a major human pathogen that causes a wide range of clinical infections. It is a leading cause of bacteremia and infective endocarditis as well as osteoarticular, skin and soft tissue, pleuropulmonary, and device-related infections. This review comprehensively covers the epidemiology, pathophysiology, clinical manifestations, and management of each of these clinical entities. The past 2 decades have witnessed two clear shifts in the epidemiology of S. aureus infections: first, a growing number of health care-associated infections, particularly seen in infective endocarditis and prosthetic device infections, and second, an epidemic of community-associated skin and soft tissue infections driven by strains with certain virulence factors and resistance to β-lactam antibiotics. In reviewing the literature to support management strategies for these clinical manifestations, we also highlight the paucity of high-quality evidence for many key clinical questions.
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Affiliation(s)
- Steven Y C Tong
- Global and Tropical Health, Menzies School of Health Research, Darwin, Northern Territory, Australia
| | - Joshua S Davis
- Global and Tropical Health, Menzies School of Health Research, Darwin, Northern Territory, Australia
| | - Emily Eichenberger
- Division of Infectious Diseases, Department of Medicine, Duke University Medical Center, Durham, North Carolina, USA
| | - Thomas L Holland
- Division of Infectious Diseases, Department of Medicine, Duke University Medical Center, Durham, North Carolina, USA
| | - Vance G Fowler
- Division of Infectious Diseases, Department of Medicine, Duke University Medical Center, Durham, North Carolina, USA Duke Clinical Research Institute, Duke University Medical Center, Durham, North Carolina, USA
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Abstract
Hematopoietic stem cell transplantation (HSCT) is an accepted treatment for a variety of hematologic malignancies. The profound immunosuppression these patients experience adversely affects their risk of infection. This risk is much higher than in the general population and requires aggressive diagnostic and therapeutic interventions. The chapter will outline the major infections after HSCT.
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Sipahi OR, Bardak-Ozcem S, Turhan T, Arda B, Ruksen M, Pullukcu H, Aydemir S, Dalbasti T, Yurtseven T, Sipahi H, Zileli M, Ulusoy S. Vancomycin versus linezolid in the treatment of methicillin-resistant Staphylococcus aureus meningitis. Surg Infect (Larchmt) 2013; 14:357-62. [PMID: 23672240 DOI: 10.1089/sur.2012.091] [Citation(s) in RCA: 16] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022] Open
Abstract
BACKGROUND Vancomycin is the mainstay of treatment for methicillin-resistant Staphylococcus aureus (MRSA) meningitis. However, successful outcomes with linezolid have not been reported in a large series of patients. We conducted a single-center retrospective cohort study to compare vancomycin with linezolid in the treatment of MRSA meningitis. METHODS We extracted data and outcomes for all adult patients (age >18 years) with culture-proved MRSA meningitis who received vancomycin or linezolid between January 2006 and June 2011. A definite diagnosis of meningitis was based on the isolation of MRSA in at least one cerebrospinal fluid (CSF) culture and findings in CSF that are typical of the infection. Linezolid was given intravenously (IV) at a dosage of 600 mg q12h and vancomycin IV at 500 mg q6h. RESULTS A total of 8 patients with MRSA meningitis (5 male, 3 female; age [mean±SD] 61.6±13.2 years) received vancomycin and 9 patients (7 male, 2 female; age 59.1±15.6 years) received linezolid. All isolated strains of MRSA were susceptible to both vancomycin and linezolid. The rates of microbiologic success with linezolid or vancomycin, in terms of clearance of MRSA from CSF on day 5, were 7/9 and 2/8 (p=0.044, Fisher exact test). No severe adverse events occurred in either treatment arm of the study. One-month survival of the patients in whom treatment was successful microbiologically was 2/2 in the vancomycin-treated group and 4/7 in the linezolid-treated group. Minimum inhibitory concentration (MIC) data for vancomycin were available for 5/6 treatment failures with vancomycin, and vancomycin MIC values of these five strains were 2 mg/L. CONCLUSION Analysis of the findings in the limited cohorts in our study suggests that linezolid is superior to vancomycin for treating MRSA meningitis, especially in cases in which there is a high MIC (2 mg/L) for vancomycin. A clinical study involving larger cohorts may increase the evidence available in relation to this question.
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Affiliation(s)
- Oguz Resat Sipahi
- Ege University Faculty of Medicine Department of Infectious Diseases and Clinical Microbiology, Izmir, Turkey 35100.
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Clinical Characteristics and Risk Factors for Mortality in Patients with Meningitis Caused by Staphylococcus aureus and Vancomycin Minimal Inhibitory Concentrations Against These Isolates. JOURNAL OF MICROBIOLOGY, IMMUNOLOGY, AND INFECTION = WEI MIAN YU GAN RAN ZA ZHI 2010; 43:470-7. [DOI: 10.1016/s1684-1182(10)60073-4] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Received: 04/30/2009] [Revised: 06/25/2009] [Accepted: 08/31/2009] [Indexed: 10/18/2022]
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Rose DZ, Parra-Herran C, Petito CK, Post MJD. Restricted Diffusion of Pus in the Subarachnoid Space: MRSA Meningo-Vasculitis and Progressive Brainstem Ischemic Strokes - A Case Report. Case Rep Neurol 2010; 2:101-110. [PMID: 21045937 PMCID: PMC2968771 DOI: 10.1159/000319691] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/25/2022] Open
Abstract
Extra-axial restriction on diffusion weighted imaging (DWI) is an unusual finding on brain magnetic resonance imaging (MRI). Intra-axial restriction on DWI, however, is common, and can represent brain parenchymal infarction, tumor, abscess, or toxic-metabolic process. The infrequency of extra-axial DWI restriction and the paucity of clinico-pathological correlation in the literature limit its differential diagnosis. Scant case reports suggest that extra-axial DWI restriction could be a lymphoma, neurenteric cyst, or, in one patient, subdural empyema [1,2,3]. We postulate that pus formation must be excluded first, because it can provoke an aggressive meningo-vasculitis with rapidly fatal, intra-axial infarctions. Our patient was a 45-year-old man, presenting to our hospital with left facial droop and right (contralateral) arm and leg weakness. Initial MRI revealed DWI restriction in the left lateral pons, consistent with a classic Millard-Gubler stroke. Also noted was a subtle, extra-axial area of curvilinear diffusion restriction in the left cerebellar-pontine angle's subarachnoid space. Days later, the patient had a headache, and repeat MRI revealed extension of the two DWI lesions – both the intra-axial pontine infarction and the extra-axial area of restricted diffusion in the subarachnoid space. The patient became comatose, a third MRI revealed more extensive DWI restrictions, and he expired despite aggressive care. Autopsy revealed massive brainstem infarcts, a thick lymphoplasmacytic infiltrate, copious Gram-Positive cocci (likely MRSA) and arteries partially occluded with fibrointimal proliferation. This emphasizes the concept that extra-axial DWI restriction can represent pus development in the subarachnoid space – a radiographic marker to identify a patient at risk for demise due to septic, meningo-vasculitic infarctions.
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Affiliation(s)
- David Z Rose
- Department of Neurology, University of Miami Miller School of Medicine, Jackson Memorial Hospital, Miami, Fla., USA
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Aguilar J, Urday-Cornejo V, Donabedian S, Perri M, Tibbetts R, Zervos M. Staphylococcus aureus meningitis: case series and literature review. Medicine (Baltimore) 2010; 89:117-125. [PMID: 20517182 DOI: 10.1097/md.0b013e3181d5453d] [Citation(s) in RCA: 54] [Impact Index Per Article: 3.9] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/26/2022] Open
Abstract
Staphylococcus aureus meningitis is a challenging disease and little is known about its epidemiology. There are no established management guidelines. We retrospectively reviewed the clinical information, bacteriologic data, and outcomes of all 33 patients with cerebrospinal fluid (CSF) cultures positive for S aureus seen at a single urban teaching hospital from 1999 to 2008. Pulsed-field gel electrophoresis (PFGE) and polymerase chain reaction for staphylococcal cassette chromosome mec (SCCmec), accessory gene regulator (agr) typing, and Panton-Valentine leukocidin (PVL) loci were done on methicillin-resistant S aureus (MRSA) CSF isolates starting in 2005. S aureus caused 12 (36%) cases of postoperative and 21 (64%) cases of hematogenous meningitis. MRSA isolates were found in 6 (50%) cases of postoperative and 10 (48%) cases of hematogenous meningitis. Twelve (75%) of the 16 MRSA infections occurred in the last 5 years of the study. Hematogenous meningitis was associated with older age (p = 0.04), injection drug use (p < 0.01), community-acquired infection (p < 0.01), underlying disease (p = 0.01), staphylococcal infection outside the central nervous system (p = 0.01), altered mental status (p = 0.02), fever (p = 0.01), septic shock (p = 0.03), and bacteremia (p < 0.01). The analysis of the 9 MRSA isolates showed 3 PFGE types: 3 USA100 (33%), 5 USA300 (56%), and 1 USAnot100-1100 (11%). For SCCmec typing, there were 2 (22%) type II and 7 (78%) type IV. All USA300 strains were SCCmec IVa. For agr typing, there were 5 (56%) type I and 4 (44%) type II. Three isolates (33%) were positive for the PVL gene and were USA300 strains. Most patients received nafcillin or vancomycin with or without rifampin or trimethoprim/sulfamethoxazole for a mean period of 17 days (range, 1-42 d). Overall mortality was 36%, and it was associated with community-acquired infection (p = 0.02). Postoperative and hematogenous S aureus meningitis are distinct clinical syndromes. S aureus hematogenous meningitis has devastating clinical consequences and elevated mortality rates, especially if it is acquired in the community. The incidence of MRSA meningitis increased over the last 5 years of the study. Treatment of choice is nafcillin for methicillin-sensitive strains and vancomycin for MRSA strains. The addition of trimethoprim/sulfamethoxazole or rifampin to vancomycin is recommended in severe cases and community-acquired MRSA infections. Linezolid is also a good option due to its good CSF penetration and favorable case reports. The mortality rate is higher in infections acquired in the community.
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Affiliation(s)
- Javier Aguilar
- From Division of Infectious Diseases and Microbiology (JA, VUC, SD, MP,RT, MZ), Henry Ford Hospital, Detroit, Michigan; and Wayne State University School of Medicine (MZ), Detroit, Michigan
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Glycopeptides. Infect Dis (Lond) 2010. [DOI: 10.1016/b978-0-323-04579-7.00140-4] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/18/2022] Open
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Higa T, Tasaka T, Kubo Y, Nakagiri I, Sano F, Matsuhashi Y, Fukai Y, Wada H, Tohyama K, Sugihara T. Successful treatment of meningoencephalitis caused by methicillin-resistant Staphylococcus aureus with intravenous linezolid in an allogeneic cord blood stem cell transplant recipient. ACTA ACUST UNITED AC 2009; 40:990-2. [PMID: 18651266 DOI: 10.1080/00365540802287098] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/21/2022]
Abstract
Methicillin-resistant Staphylococcus aureus (MRSA) is an infectious pathogen that commonly occurs after stem cell transplantation. We report a case of meningoencephalitis with multiple abscess formation caused by MRSA, which occurred in a 62-y-old female soon after allogeneic cord blood transplantation, and which was successfully treated by the administration of intravenous linezolid.
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Affiliation(s)
- Tomitaka Higa
- Division of Hematology and Department of Medicine, Kawasaki Medical School, Kurashiki, Japan
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Dykes JH, Toporski J, Juliusson G, Békássy AN, Lenhoff S, Lindmark A, Scheding S. Rapid and effective CD3 T-cell depletion with a magnetic cell sorting program to produce peripheral blood progenitor cell products for haploidentical transplantation in children and adults. Transfusion 2008; 47:2134-42. [PMID: 17958543 DOI: 10.1111/j.1537-2995.2007.01438.x] [Citation(s) in RCA: 28] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/26/2022]
Abstract
BACKGROUND Effective T-cell depletion is a prerequisite for haploidentical peripheral blood progenitor cell (PBPC) transplantation. This study was performed to investigate the performance of magnetic cell sorting-based direct large-scale T-cell depletion, which is an attractive alternative to standard PBPC enrichment procedures. STUDY DESIGN AND METHODS PBPCs were harvested from 11 human leukocyte antigen (HLA)-haploidentical donors. T cells labeled with anti-CD3-coated beads were depleted with a commercially available magnetic separation unit (CliniMACS, Miltenyi Biotec) with either the Depletion 2.1 (D2.1, n=11) or the novel Depletion 3.1 (D3.1, n=12) program. If indicated, additional CD34+ selections were performed (n=6). Eleven patients received T-cell-depleted grafts after reduced-intensity conditioning. RESULTS The median log T-cell depletion was better with the D2.1 compared to the D3.1 (log 3.6 vs. log 2.3, p<0.05) and was further improved by introducing an immunoglobulin G (IgG)-blocking step (log 4.5 and log 3.4, respectively). The D3.1 was superior to the D2.1 (p<0.05) in median recovery of CD34+ cells (90% vs. 78%) and in median recovery of CD3- cells (87% vs. 76%). The median processing times per 10(10) total cells were 0.90 hours (D2.1) and 0.35 hours (D3.1). The transplanted grafts (directly T-cell-depleted products with or without positively selected CD34+ cells) contained a median of 10.5 x 10(6) per kg CD34+, 0.93x10(5) per kg CD3+, and 11.6x10(6) per kg CD56+. Rapid engraftment was achieved in 10 patients. The incidences of acute graft-versus-host disease were less than 10 percent (Grade I/II) and 0 percent (Grade III/IV). CONCLUSION The novel D3.1 program with IgG blocking enables highly effective, time-saving large-scale T-cell depletion. Combining direct depletion techniques with standard CD34+ selection enables the composition of grafts optimized to the specific requirements of the patients.
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Affiliation(s)
- Josefina H Dykes
- Blood Center, the Department of Pediatric Oncology, Lund University Hospital, Lund, Sweden.
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Varelas PN, Rehman M, Pierce W, Wellwood J, Chua T, Revankar S. Vancomycin-resistant enterococcal meningitis treated with intrathecal streptomycin. Clin Neurol Neurosurg 2007; 110:376-80. [PMID: 18162288 DOI: 10.1016/j.clineuro.2007.11.005] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/25/2007] [Revised: 11/06/2007] [Accepted: 11/07/2007] [Indexed: 10/22/2022]
Abstract
Enterococcal meningitis is a rare complication of neurosurgical procedures. We present a patient who developed vancomycin-resistant enterococcal ventriculitis - meningitis after a brain tumor resection and ventriculoperitoneal shunt placement, treated successfully with intrathecal streptomycin through bilateral cerebrospinal fluid drainage catheters in addition to systemic antibiotics. This is the first report of such treatment for this resistant organism.
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Shaw BE, Boswell T, Byrne JL, Yates C, Russell NH. Clinical impact of MRSA in a stem cell transplant unit: analysis before, during and after an MRSA outbreak. Bone Marrow Transplant 2007; 39:623-9. [PMID: 17384657 DOI: 10.1038/sj.bmt.1705654] [Citation(s) in RCA: 28] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
Abstract
Meticillin-resistant Staphylococcus aureus (MRSA) is a major nosocomial pathogen, with an increased incidence in the UK since 1993, causing serious morbidity and mortality in immunosuppressed patients. We analysed the frequency and outcome of MRSA infection in a single-centre transplant population over a 5-year period. The total number of patients infected was 41/776 (5%). The frequency in autologous, sibling and unrelated donor transplants was 3, 6 and 9%, respectively. Prior to 2004, the incidence was <4%/year; however, an outbreak in the day unit resulted in 22 patients becoming newly infected. Over 90% of infections were clinically relevant, half (49%) being bacteraemia. Three patterns were seen: known MRSA positive at any time before transplant (n=15), MRSA first detected during the neutropenia phase (n=5) and MRSA only post discharge (n=21). MRSA was implicated in a number of deaths, at all time points, in those infected. An intensive eradication policy resulted in new infections dropping to <2%. In conclusion, MRSA is likely to remain endemic in our unit, but robust early screening protocols and aggressive eradication strategies have effectively limited the spread of and morbidity due to this pathogen.
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Affiliation(s)
- B E Shaw
- Department of Clinical Haematology, Nottingham University Hospitals, Nottingham, UK.
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Arda B, Yamazhan T, Sipahi OR, Islekel S, Buke C, Ulusoy S. Meningitis due to methicillin-resistant Staphylococcus aureus (MRSA): Review of 10 cases. Int J Antimicrob Agents 2005; 25:414-8. [PMID: 15848297 DOI: 10.1016/j.ijantimicag.2004.12.005] [Citation(s) in RCA: 25] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/05/2004] [Accepted: 12/17/2004] [Indexed: 11/25/2022]
Abstract
We evaluated retrospectively, 10 MRSA meningitis cases in our hospital that occurred between January 1999 and June 2004. All were post-neurosurgical and were considered to have hospital-acquired meningitis. Fever, leukocytosis, variable conscious levels were the most common findings. Six patients were treated with regimens including teicoplanin, and four with vancomycin. Mean duration of treatment was 23.5+/-18.8 days (range, 3-60 days). One patient died. In cases of MRSA meningitis, intravenous vancomycin is the mainstay of therapy. However, six of these 10 patients were successfully treated with regimens including teicoplanin, suggesting that this agent may be an alternative to vancomycin in the therapy of these cases.
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Affiliation(s)
- Bilgin Arda
- Ege University, Medical Faculty, Department of Infectious Diseases and Clinical Microbiology, 35100 Bornova, Izmir, Turkey.
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Yalaz M, Cetin H, Akisu M, Yeniay B, Tunger A, Kultursay N. Experience with teicoplanin in the treatment of neonatal staphylococcal sepsis. J Int Med Res 2004; 32:540-8. [PMID: 15458287 DOI: 10.1177/147323000403200512] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022] Open
Abstract
We aimed to evaluate retrospectively the clinical and bacteriological efficacy and potential side-effects of teicoplanin treatment in neonates with proven staphylococcal infection. There were 37 episodes of staphylococcal septicaemia in neonates with a mean gestational age of 34.2 +/- 2.3 weeks; 26 were caused by coagulase-negative staphylococcal (CoNS) sepsis and 11 by Staphylococcus aureus sepsis. All episodes were treated with teicoplanin (intravenous loading dose 16 mg/kg followed by a maintenance dose of 8 mg/kg daily). The methicillin resistance and antibiotic susceptibilities of both micro-organisms were evaluated. Bacterial eradication was achieved in 89.1% of cases and mortality was 16.2%. The mean duration of treatment of the survivors was 11.6 +/- 2.3 days. There were no drug-related adverse events and the biochemical and haematological tests showed no clinically significant changes in relation to teicoplanin therapy. Our results suggest that teicoplanin is highly effective in neonatal staphylococcal sepsis.
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Affiliation(s)
- M Yalaz
- Division of Neonatology, Department of Pediatrics, Ege University, Faculty of Medicine, Izmir, Turkey
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Haase MR. Acute Bacterial Meningitis in Children. J Pharm Pract 2004. [DOI: 10.1177/0897190004270422] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/15/2022]
Abstract
Despite advances in recent decades in management, including new and effective antimicrobials, children with bacterial meningitis still incur significant morbidity and mortality. Pathophysiologic processes including colonization and migration of the bacteria to blood, seeding of the meninges, and meningeal and brain inflammation have been largely elucidated, but more specific knowledge could lead to new effective therapies. Outside of the neonatal period, the most common causative organisms have been Haemophilus influenzae, Streptococcus pneumoniae, and Neisseria meningitidis. However, conjugate vaccines, especially the H influenzae type b preparation, have contributed significantly to steep declines in the incidence of meningitis. Optimal management consists of rapid diagnosis and administration of bactericidal antibiotics with properties allowing adequate penetration of the inflamed blood-brain barrier. Recently, development of microbial resistance has resulted in changes to recommended empiric antibiotic regimens. Novel therapies are under investigation; however, until controlled trials can be conducted, these therapies cannot be recommended.
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Affiliation(s)
- Mark R. Haase
- Texas Tech University, HSC School of Pharmacy, 1300 S. Coulter, Suite 206, Amarillo, TX 79106-1712
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