Visceral leishmaniasis in a patient with cutaneous lesions, negative Leishman-Donovan bodies and immunological test: A case report.

We report a case of visceral leishmaniasis (VL) in a patient from Shush in Iran with cutaneous lesions, negative for Leishman-Donovan bodies, enlarged spleen filled by leishmania protozoa and negative immunological test. The patient was a 26-year-old male, who attended hospital with fever and two deep purulent lesions on the distal part of his left leg. On physical examination, the patient had splenomegaly. Laboratory results were as follows: pancytopenia, positive C-reactive protein (CRP), elevated erythrocyte sedimentation rate (ESR) and lactate dehydrogenase (LDH) levels .The necessary treatment was administrated to the patient. Biopsy of lesion for Leishman-Donovan body was negative. In addition, indirect fluorescent antibody (IFA) screening for leishmaniasis was negative. Diagnostic splenectomy was performed which pathological exploration showed a bulk of leishmania protozoa in patient's spleen. Twenty days later, this patient expired.