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Biomedical subjects

S Cherifi

Publications and source records attributed to S Cherifi.

6 recordsLinked to original sources

Management of an outbreak of Clostridium difficile-associated disease among geriatric patients.

OBJECTIVE: To describe a nosocomial outbreak of Clostridium difficile-associated disease (CDAD). DESIGN: A traditional outbreak investigation. SETTING: Geriatric department of a tertiary care teaching hospital from March through April 2003. METHODS: The outbreak was detected by the C. difficile surveillance program of the infection control unit. CDAD was diagnosed by stool culture and fecal toxin A detection with a qualitative rapid immunoassay. Isolates of C. difficile were serotyped and genotyped using pulsed-field gel electrophoresis. RESULTS: The incidence of CDAD increased from 27 cases per 100,000 patient-days in the 6-month period before the outbreak to 99 cases per 100,000 patient-days during the outbreak. This outbreak involved 21 of 92 patients in 4 geriatric wards, which were located at 2 geographically distinct sites and staffed by the same medical team. The mean age of patients was 83 years (range, 71-100 years). Five (24%) of the 21 patients had community-acquired diarrhea, and secondary hospital transmission resulted in 3 clusters involving 16 patients. Serotyping and genotyping were performed on isolates in stool specimens from 19 different patients; 16 of these isolates were serotype A1, whereas 3 displayed profiles different from the outbreak strain. Management of this outbreak consisted in reinforcement of contact isolation precautions for patients with diarrhea, cohorting of infected patients in the same ward, and promotion of hand hygiene. Relapses occurred in 6 (29%) of 21 patients. CONCLUSION: Control of this rapidly developing outbreak of CDAD was obtained with early implementation of cohorting and ward closure and reinforcement of environmental disinfection, hand hygiene, and enteric isolation precautions.

Aged↗

[Management of scabies in long term care facilities].

Regularly, cases of scabies are diagnosed. Old institutionalized persons with depressed immunity are particularly sensitive to this type of infestation. Scabies is an ectoparasitose related to Sarcoptes scabiei. Clinical picture can be highly variable depending of the type of scabies (typical scabies, profuse one or norvegian scabies). Even if the etiologic agent is the same, each type has its own characteristics and is different as far as the contagiosity is concerned. Diagnostic of scabies can be difficult due to atypical lesions. Delayed diagnostic, particularly in collectivities of old persons may be the cause of outbreaks that can be difficult to manage, are costly and very unpleasant for the patients and caregivers. The different types of treatment (local or sytemic) are discussed as well as rules to be take into account for prevention.

Age Factors↗

A prospective randomised evaluation of G-CSF or G-CSF plus oral antibiotics in chemotherapy-treated patients at high risk of developing febrile neutropenia.

BACKGROUND: Febrile neutropenia (FN) remains a major dose-limiting complication among patients treated with chemotherapy. Haematopoietic colony stimulating factors (G-CSF and GM-CSF) made possible a significant improvement in the management of FN, both in the therapeutic and in the prophylactic approach. The use of antibiotic prophylaxis also permits a definite reduction of severe infections during neutropenia. Nevertheless, the possible role of these two interventions for secondary prevention of FN is still unclear. PATIENTS AND METHODS: We conducted a prospective randomised trial by comparing the efficacy of granulocyte-colony stimulating factor (G-CSF) and the association of G-CSF with oral antibiotics in the secondary prevention of FN. We included in our study those patients who, after an episode of FN, continued to be treated with the same chemotherapy without reduction of dose intensity. They were randomised into two groups: the first received G-CSF (group G; filgrastim, 5 microg/kg day), and the second was treated with an association of G-CSF and amoxicillin/clavulanate plus ciprofloxacin (group G/ACC). RESULTS: Forty-eight patients were randomised (group G: n=23 and group G/ACC: n=25). There was no recurrence of FN among the patients receiving G-CSF and only one episode in the combined therapy group (p=1). With regard to the side effects, there was no significant difference in the two groups. CONCLUSION: The use of G-CSF for the secondary prevention of FN is extremely effective and allows the maintenance of chemotherapy dose intensity. Our study showed that the addition of antibiotics does not seem to be required.

Administration, Oral↗

Multidrug-resistant tuberculosis spondylitis.

We report a case of multidrug-resistant spinal tuberculosis complicated by epiduritis and paraspinal abscess in a 68-year-old black woman. Multidrug-resistant tuberculous spondylitis is still rare in Belgium. Two others cases were reported from 1992 to 1997. The optimal therapy is not standardized and the mandatory duration of treatment is not known. Clinical presentation, radiological findings, and treatment are presented. The need for prompt diagnosis and optimal therapy is emphasized.

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Saccharomyces cerevisiae fungemia in an elderly patient with Clostridium difficile colitis.

Saccharomyces boulardii is widely used as a probiotic compound and is generally thought to be safe. We report one case of fungemia caused by Saccharomyces cerevisiae occurring in an elderly patient treated orally with S. boulardii in association with vancomycin for Clostridium difficile colitis. We do not recommend administering this viable yeast particularly in debilited patient with active colitis.

Administration, Oral↗