To present a young immunocompetent patient with a fourth ventricle tuberculoma without pulmonary tuberculosis. A previously healthy young male patient presented with a history of headache, nausea, and blurred vision. Neuroimaging revealed a mass present in the fourth ventricle. The lesion was successfully resected. Histological and microbiological findings suggested the presence of a tuberculoma. Tuberculomas can be found in the posterior fossa in adults. This infectious pathology should not be forsaken when considering the differential diagnosis for infratentorial masses.