Avaliação da qualidade do diagnóstico parasitológico direto da Leishmaniose Tegumentar Americana no Estado do Amapá no período de 2007 a 2011

Abstract

The American Cutaneous Leishmaniasis (ACL) is an infectious parasitic disease endemic in the Legal Amazon region, and more particularly in Amapá State, Brazil. Among the highlights strategies implemented by the Health Ministry to control the ACL is deployment of the Network of Laboratory Diagnosis of ACL. Each municipal laboratory must have to send 100% of the exams to the Quality Control Department of the Public Health Laboratory of Amapá (Lacen-AP). The aim of this study was to evaluate the quality control of slides sent to Lacen - AP by municipal microscopists in the period of 2007 to 2011. The data obtained from exams results for ACL was compared to results of Quality Control Department using no-parametric statistical test of Chi-Square. In total, 5288 slides were examined by municipal microscopists from Oiapoque Laranjal do Jari, Macapa (CRDT), Porto Grande, Pedra Branca and Calçoene cities, yet only 1,686 slides (31,88%) were sent and examined by the technical group of Quality Control Department of Lacen-AP. The compared of the reading slides disagrees of ACL between municipal microscopists and Quality Control Department showed discrepancies of 182 slides analyzed (10.79%). The results of this study revealed the urgency of training to the microscopists and more supervision to the municipal laboratories that performing leishmaniasis diagnosis. The quality control performed by Lacen is extremely important to obtain results of greater reliability, thus extending the support for surveillance of the disease in the state of Amapá