Lesions affecting the claustrum.

MR imaging examinations of seven patients with a variety of claustral disorders are included in this study. The ages of the patients ranged from 4 to 65 years, and all of them were males. The lesions involving the claustrum comprised cases with asphyxia, Wilson's disease, ischemic white matter disease, thalamic arteriovenous malformation, MELAS syndrome, viral encephalitis and Parkinson's disease.