<unk>  (acquired immune deficiency syndrome) is a condition that occurs in the most advanced stages of human immunodeficiency virus (HIV) infection.  It may take many years for<unk>  to develop following the initial HIV infection.
Although<unk>  is primarily an immune system disorder, it also affects the nervous system and can lead to a wide range of severe neurological disorders.
AIDS dementia complex
Bickerstaff's encephalitis
Rasmussen's encephalitis
Creutzfeldt-Jakob disease diagnostic criteria
Creutzfeldt-Jakob disease
Creutzfeldt-Jakob disease classification
Hashimoto's encephalopathy
La Crosse encephalitis