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1.
Int J Infect Dis ; 77: 40-47, 2018 Dec.
Artículo en Inglés | MEDLINE | ID: mdl-30244075

RESUMEN

OBJECTIVES: This study was performed to investigate the epidemiology of bloodstream infection (BSI) in oncology patients at Red Cross War Memorial Children's Hospital (RCWMCH), Cape Town, with focus placed on the most common causes, complications, and antimicrobial susceptibilities in BSI. METHODS: A retrospective cross-sectional study was conducted in the Haematology-Oncology Unit of RCWMCH. All positive blood cultures from RCWMCH oncology patients obtained in 2012 to 2014 were retrieved to identify cases of BSI. RESULTS: Three hundred and forty-three positive cultures were identified, for 150 BSI episodes among 89 patients; 49.1% of the culture isolates were Gram-positive bacteria, 41.6% were Gram-negative bacteria, and 9.3% were fungal. Coagulase-negative Staphylococcus and viridans group Streptococcus were the most common Gram-positive isolates. Escherichia coli and Klebsiella species were the most common Gram-negative isolates. The majority of BSI episodes occurred in patients with haematological malignancies (74%), in the presence of severe neutropenia (76.4%), and were associated with chemotherapy (88%). Complications occurred in 14% of BSI. Fungal infections had the highest prevalence of complications (21.4%). Three children died during BSI, giving a case-fatality rate of 2%. CONCLUSIONS: BSI in these patients was caused mainly by Gram-positive bacteria and was associated with a low case-fatality rate. These results are consistent with worldwide experience of BSI in paediatric oncology.


Asunto(s)
Bacteriemia/epidemiología , Neoplasias/microbiología , Neutropenia/epidemiología , Adolescente , Niño , Preescolar , Estudios Transversales , Femenino , Hongos/aislamiento & purificación , Bacterias Gramnegativas/aislamiento & purificación , Bacterias Grampositivas/aislamiento & purificación , Hospitales Pediátricos , Humanos , Masculino , Neoplasias/complicaciones , Neutropenia/microbiología , Prevalencia , Cruz Roja , Estudios Retrospectivos , Sudáfrica , Resultado del Tratamiento
2.
Pediatr Blood Cancer ; 64(3)2017 03.
Artículo en Inglés | MEDLINE | ID: mdl-27654324

RESUMEN

A total of 75 children with biopsy-proven rhabdomyosarcoma were treated at our institution between 1990 and 2010. Five-year overall survival (OS) for the entire cohort was 58.7%. OS by stage was as follows: Stage 1 (80%), Stage 2 (80%), Stage 3 (54.1%), and Stage 4 (38.5%). There was a trend to suggest that revision of treatment approaches improved crude survival over time: pre-2003 (OS 42.1%); 2003-2005 (OS 50.0%); 2005-2010 (OS 60.8%).


Asunto(s)
Protocolos de Quimioterapia Combinada Antineoplásica/uso terapéutico , Rabdomiosarcoma/mortalidad , Rabdomiosarcoma/terapia , Adolescente , Niño , Preescolar , Terapia Combinada , Femenino , Estudios de Seguimiento , Humanos , Lactante , Recién Nacido , Masculino , Estadificación de Neoplasias , Pronóstico , Dosificación Radioterapéutica , Estudios Retrospectivos , Rabdomiosarcoma/patología , Tasa de Supervivencia , Resultado del Tratamiento
3.
Pediatr Radiol ; 45(7): 1095-8, 2015 Jul.
Artículo en Inglés | MEDLINE | ID: mdl-25381000

RESUMEN

A 1-year-old girl with unilateral proptosis was found to have primary orbital lymphomatoid granulomatosis - a condition rarely occurring in children. This multisystem angiocentric, angiodestructive, lymphoproliferative disease typically involves the lungs, with ocular involvement being extremely uncommon. Our case serves to illustrate the imaging findings of this unusual condition and highlight a rare cause of proptosis.


Asunto(s)
Exoftalmia/etiología , Exoftalmia/patología , Granulomatosis Linfomatoide/complicaciones , Granulomatosis Linfomatoide/patología , Neoplasias Orbitales/complicaciones , Neoplasias Orbitales/patología , Diagnóstico Diferencial , Exoftalmia/tratamiento farmacológico , Femenino , Humanos , Lactante , Granulomatosis Linfomatoide/tratamiento farmacológico , Imagen por Resonancia Magnética , Órbita/patología , Neoplasias Orbitales/tratamiento farmacológico , Enfermedades Raras
4.
Pediatr Blood Cancer ; 61(4): 587-92, 2014 Apr.
Artículo en Inglés | MEDLINE | ID: mdl-24214130

RESUMEN

The majority of children with cancer live in low- and middle-income countries (LMICs) with little or no access to cancer treatment. The purpose of the paper is to describe the current status of childhood cancer treatment in Africa, as documented in publications, dedicated websites and information collected through surveys. Successful twinning programmes, like those in Malawi and Cameroon, as well as the collaborative clinical trial approach of the Franco-African Childhood Cancer Group (GFAOP), provide good models for childhood cancer treatment. The overview will hopefully influence health-care policies to facilitate access to cancer care for all children in Africa.


Asunto(s)
Neoplasias/epidemiología , África/epidemiología , Niño , Humanos , Neoplasias/diagnóstico , Neoplasias/terapia
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