Major eosinophilia in bronchial cancer in an African man

Paraneoplasic syndromes an unusual cause of eosinophilia in tropical countries. We report a case of major eosinophilia in a black Malian's bronchopulmonary cancer. A decrease of eosinophilia under antineoplastic chemotherapy is noted. Several physiopathologic hypothesis have been propounded in the literature, particularly the secretion by the tumour of a stimulating hormone for the production of eosinophil cells by the bone marrow.