Brain death indicated by suppression of reflexes all except -
Oculovestibular
Corneal
Pharyngeal
Patellar tendon
Irreversible coma with abolition of CNS activity in brain death is evidenced by absence of pupillary, corneal, oculovestibular and pharyngeal reflexes. Dr. Narayana Reddys Synopsis of Forensic Medicine & Toxicology 27th edition pg.66,67
Death and postmortem changes