Objective: Infectious pleurisy is a frequent hospitalization indication in pediatrics in developing countries. This study aims to describe infectious pleurisies' features and to identify its death factors in three teaching hospitals in Benin. Design: This was a prospective, descriptive and analytical study including children aged 01 months to 17 years who were hospitalized in pediatrics in the three hospitals for pleurisy from September to December 2019. Results: Among the 3379 children

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... , 25 presented with an infectious pleurisy, making a hospital frequency of 0.74%. The sex ratio was 0.8. The majority (19/25) of the children were less than 5 years old. The mean age was 38 ± 5.88 months. Most of the parents had a low education (42/50) and socio-economic status (18/25). The main symptoms were fever (25 cases), dyspnea (23 cases) and cough (22 cases). The majority of the children (21/25) were up-to-date in regards with the Expanded Immunization Program (EIP) vaccines and none had received non-EIP vaccines. Almost all children (24 cases) had a respiratory distress (24/25).