[A rare case of cryptococcal meningitis unrelated to AIDS].

It is presented the clinical case of a man 60 years old, heterosexual, suffering from chronic bronchopathy from old date, inveterate smoker, with previous diskotomy, herniotomy, who presents a symptomatology characterized from recurrent fever, productive cough, dyspnea, asthenia and headache for 6 month. He was admitted to hospital for fever and for a sensory slightly obnubilated. A series of investigations for typhus fever, cytomegalovirus, all with negative results were performed. He resulted negative also to the test to PPD as well as to markers of B and C hepatitis and the test for HIV. The study of the principal cancer markers also gave negative results, while the blood smears displayed leukopenia with monocytosis. The magnetic nuclear resonance of the brain showed the presence of multiple lesions of the brain and along the meninges: the examination of the liquor underlines the presence of the Cryptococcus neoformans, making to set the diagnostic of cryptococcal meningitis. The immunological study showed low values of CD4 in presence of normal values of CD8 and of a normal natural killer function. The exitus happened at 64th day. The interest of the case consists in the fact that in the medical Italian literature, unlike the international one, are not described cases of cryptococcal meningitis in patients not infected by HIV.