[Evaluation of a fast test for direct research on streptococcal group A from pharyngeal samples]. / Evaluation d'un test rapide pour la recherche directe du streptocoque du groupe A dans les prélèvements pharyngés.

Importance of streptococcal pharyngitis rapid diagnosis is increasing. 645 patients with pharyngoamygdalitis were tested. The correlation between bacteriologic culture and rapid test is 86%, the sensibility of the test is 68%, its specificity is 92%, while the predictive positive and negative values are 75% and 90%. These results show the interest of the rapid test for the diagnosis of streptococcal pharyngitis.