[Eosinophilic pleurisy. Apropos of 35 cases].

Eosinophilic pleuritis are inflammatory effusions containing more than 10% of eosinocytes. More frequent in men, the course of illness is acute our subacute but pleural sequelae are seldom. They can be due to all inflammatory process, thoracic trauma, tuberculosis and viral diseases are predominant. Unexplained etiology represents 25% of cases, so "called autonomous pleuritis". Pleural eosinophilia could be explained by eosinophilotactic action of red cells or by activating products induced during hypersensibility reaction.