Investigation of the positivity profile for the skin prick test in children infected with parasites in the metropolitan region of Pernambuco, Northeast of Brazil.

Methods Children between 2 and 14 year old were submitted to a parasitological survey using the Hoffman, Pons e Janer (3 blades) method and the Kato-Katz (2 blades) method. The ISAAC questionnaire was applied to collect informations related to asthma. The Skin Prick Test was applied using extracts of Dermatophagoides pteronyssinus (DP), Blomia tropicalis (BT), Blatella germânica (BG), Periplaneta americana (PA), fungus and cat epithelium (EPC).