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Difficulties in HAM/TSP diagnosis / Dificuldades no diagnóstico da HAM/TSP
Slater, Carla Maria Sena Andrade; Ribeiro, Luiz Claudio Pereira; Puccioni-Sohler, Marzia.
  • Slater, Carla Maria Sena Andrade; Universidade Federal do Estado do Rio de Janeiro. Hospital Universitário Gaffrée e Guinle. Neuroinfection Clinic. Rio de Janeiro. BR
  • Ribeiro, Luiz Claudio Pereira; UNIRIO. HUGG. Neuroinfection Clinic. Rio de Janeiro. BR
  • Puccioni-Sohler, Marzia; UNIRIO. HUGG. Neuroinfection Clinic.
Arq. neuropsiquiatr ; 70(9): 686-690, Sept. 2012. ilus
Article in English | LILACS | ID: lil-649302
ABSTRACT
The World Health Organization recommends the use of Osame's criterion (1990) for the diagnosis of HTLV-I-associated myelopathy (HAM/TSP). In 2006, a group of neurologists developed a Brazilian criterion that can diagnose HAM/TSP from its onset.

OBJECTIVE:

It was to test the agreement between both criteria.

METHODS:

The study included evaluation of clinical and laboratory findings of 35 patients. The ELISA, Western blot and/or polymerase chain reaction was used to search for anti-HTLV-I antibodies. The analysis of agreement was based on the calculation of Kappa.

RESULTS:

Concordance of 100% (Kappa=1) occurred in cases of "defined" HAM/TSP, but not in patients with "probable" diagnosis.

CONCLUSION:

The Brazilian criteria was as effective as Osame's criteria for the diagnosis of "defined" HAM/TSP. However, both require more specific biological markers in cerebrospinal fluid for the laboratory diagnosis of probable cases.
RESUMO
A Organização Mundial da Saúde recomenda o uso do critério de Osame (1990) para o diagnóstico da mielopatia associada ao vírus HTLV-I (HAM/TSP). Em 2006, um grupo de neurologistas elaborou um critério brasileiro capaz de diagnosticar HAM/TSP desde suas manifestações iniciais.

OBJETIVO:

Foi testar a concordância entre ambos os critérios.

MÉTODOS:

O estudo incluiu a avaliação dos achados clínicos e laboratoriais de 35 pacientes. Os métodos de ELISA, Western blot e/ou reação em cadeia da polimerase foram utilizados para pesquisa de anticorpos anti-HTLV-I. A análise da concordância baseou-se no cálculo do índice Kappa.

RESULTADOS:

Concordância de 100% (índice Kappa=1) ocorreu nos casos de HAM/TSP "definida", mas não nos pacientes com o diagnóstico "provável".

CONCLUSÃO:

O critério brasileiro foi tão eficaz quanto o critério de Osame para o diagnóstico de HAM/TSP "definido". No entanto, ambos necessitam de marcadores biológicos mais específicos no líquido cefalorraquidiano para o diagnóstico laboratorial dos casos prováveis.
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Full text: Available Index: LILACS (Americas) Main subject: HTLV-I Antibodies / Paraparesis, Tropical Spastic / Multiple Sclerosis Type of study: Diagnostic study / Observational study / Prevalence study / Risk factors Limits: Aged / Female / Humans / Male Language: English Journal: Arq. neuropsiquiatr Journal subject: Neurology / Psychiatry Year: 2012 Type: Article Affiliation country: Brazil Institution/Affiliation country: UNIRIO/BR / Universidade Federal do Estado do Rio de Janeiro/BR

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Full text: Available Index: LILACS (Americas) Main subject: HTLV-I Antibodies / Paraparesis, Tropical Spastic / Multiple Sclerosis Type of study: Diagnostic study / Observational study / Prevalence study / Risk factors Limits: Aged / Female / Humans / Male Language: English Journal: Arq. neuropsiquiatr Journal subject: Neurology / Psychiatry Year: 2012 Type: Article Affiliation country: Brazil Institution/Affiliation country: UNIRIO/BR / Universidade Federal do Estado do Rio de Janeiro/BR