Acquired Toxoplasmosis Presenting with a Brainstem Granuloma in an Immunocompetent Adolescent.

ABSTRACT

Background: Toxoplasmosis is an uncommon disease in immunocompetent people. Case characteristics We report an adolescent boy with central nervous system toxoplasmosis who presented with progressive lower cranial nerve palsies and a ring-enhancing lesion on neuroimaging. Intervention Diagnosis of toxoplasmosis was confirmed on histopathology of the excised lesion. Message Toxoplasmosis should be considered in the differential diagnosis of focal brain lesions irrespective of immune status.