Histopathological feature of HIV encephalitis is/are

Ans. is 'd' i.e., Microglial nodules Microscopic findings of HIV encephalitis are :? i) Diffuse white matter pallor ii) Perivascular infiltrates of lymphocytes and macrophages iii) Foci of necrosis, gliosis and / or demyelination iv) Microglial nodules, macrophages and multinucleated cells