Primary splenic tuberculosis in a patient with nasal angiocentric lymphoma- Mimicking metastatic tumor on abdominal CT

Tuberculosis may be difficult to diagnose when it presents in an uncommon e xtrapulmonary site. The authors report a case of splenic tuberculosis mimic king metastatic tumor on computed tomography in a 60-year-old woman who had been treated with combination chemotherapy for nasal angiocentric lymphoma . Diagnostic splenectomy revealed multiple necrotic masses in the spleen, w hich were consistent with caseating granulomas microscopically. Diagnosis w as confirmed by positive cultures in Lowenstein medium, which grew typical Mycobacterium tuberculosis organisms. Following splenectomy, the patient wa s also treated with a triple-drug antituberculosis regimen with no recurren ce of her symptoms.