following the research of giessen neurosurgery on primary and secondary lesions of the hypothalamo-pituitary system and the brainstem over a period of more than 30 years , cerebral failure and death does not represent a uniform syndrome but consists of several , well characterized syndromes of irreversible hypothalamo-pituitary , mesencephalic and bulbar failure .
C0006121
the brainstem
C0025462
mesencephalic