March 2019 — Anatomic Pathology/Neuropathology

A 52-year-old man presented with right-sided upper and lower extremity weakness. He was previously diagnosed with HIV infection, though he is not currently on antiretroviral therapy. Brain MRIs demonstrated a T2-hyperintense, non-enhancing lesion within the left posterior frontal lobe, in the region of the motor cortex.

He subsequently underwent a brain biopsy.

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Kathryn Eschbacher, M.D.
Resident, Anatomic Pathology/Neuropathology
Mayo Clinic
Aditya Raghunathan, M.D., M.P.H.
Consultant, Anatomic Pathology
Mayo Clinic
Assistant Professor of Laboratory Medicine and Pathology
Mayo Clinic College of Medicine
MCL Education (@mmledu)

MCL Education

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