This paper is concerned with the initial results obtained through an electronic processing system using the data ofthe Malaria Epidemiological Investigation Card of the State of São Paulo, 1985. Detection of malaria patients was made by passive search the most frequent symptoms being fever, headhache and muscular pain. Seventy four per cent of malaria cases in São Paulo had worked at sometime in a mine, truckage orfarming in the Amazonian Region. Relationships between notification and the patient orientation by the health services are discussed. Proper evaluation and adequate divulgation methods are needed in order to interest in the problem not only in the medical stimulate category but also among the people as the incidence of malaria is increasing in the State of São Paulo.
Malaria; Epidemiological surveillance; Malaria control; Malaria epidemiology