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Arq. neuropsiquiatr ; 65(4a): 969-973, dez. 2007. tab
Article in English | LILACS | ID: lil-470124

ABSTRACT

Multidrug therapy (MDT), with rifampicin, dapsone, and clofazimine, treats leprosy infection but is insufficient in arresting or preventing the nerve damage that causes impairments and disabilities. This case-series study evaluates the benefits of the combined use of steroids and MDT in preventing nerve damage in patients with pure neural leprosy (PNL). In addition to MDT, 24 patients (88 percent male aged 20-79 years, median=41) received a daily morning dose of 60 mg prednisone (PDN) that was gradually reduced by 10 mg during each of the following 5 months. PNL was clinically diagnosed and confirmed by nerve histopathology or PCR. A low prevalence (8.3 percent) of reaction was observed after release from treatment. However, most of the clinical parameters showed significant improvement; and a reduction of nerve conduction block was observed in 42 percent of the patients. The administration of full-dose PDN improved the clinical and electrophysiological condition of the PNL patients, contributing to the prevention of further neurological damage.


A poliquimioterapia (PQT), com rifampicina, dapsona, e clofazimina, trata a infecção na hanseníase, mas é insuficiente para interromper ou prevenir o comprometimento neurológico que causa as incapacidades e desabilidades, nesta enfermidade. Este estudo de série de casos avalia o benefício do uso combinado de prednisona e PQT na prevenção do dano neurológico em pacientes com a forma neural pura da hanseníase (FNP). Além do PQT, 24 pacientes (88 por cento homens, com idade variando entre 20-79, mediana=41) receberam uma dose diária de 60 mg prednisona que foi reduzida gradualmente na dose de 10 mg durante cada um dos 5 meses subseqüentes. FNP foi diagnosticada clinicamente e confirmada através do estudo histopatológico ou PCR. Baixa prevalência de reação (8,3 por cento) foi observada apenas após o final do tratamento. A maioria dos parâmetros clínicos mostrou melhora significativa e redução do bloqueio de condução foi observada em 42 por cento dos pacientes. A administração de doses altas de prednisona melhora a evolução clínica e eletrofisiológica de pacientes com a FNP de hanseníase, contribuindo na prevenção de novos comprometimentos neurológicos.


Subject(s)
Adult , Aged , Female , Humans , Male , Middle Aged , Glucocorticoids/administration & dosage , Leprostatic Agents/administration & dosage , Leprosy, Tuberculoid/drug therapy , Peripheral Nervous System Diseases/prevention & control , Prednisone/administration & dosage , Clofazimine/administration & dosage , Drug Therapy, Combination , Dapsone/administration & dosage , Electrophysiology , Follow-Up Studies , Longitudinal Studies , Prospective Studies , Rifampin/administration & dosage , Treatment Outcome
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