A 32-year-old male with recurrent hypothermia and hypotension of unknown cause.

Objective: To report a rare case with hypothermia, hypotension and thrombocytopenia.

Clinical Presentation And Intervention: A 32-year-old male presented with recurrent hypothermia, hypotension and thrombocytopenia. He had reduced sensitivity to the environmental temperature, but had no structural brain abnormalities on MRI.