A man who died in Tarrant County Jail custody in June had complications of a rare brain disorder that led to his death by natural causes, the Tarrant County Medical Examiner’s Office revealed Wednesday.
Mack Greer, 46, was pronounced dead June 18 at John Peter Smith Hospital after he suffered internal bleeding in his brain, his parents told KERA News in June.
Greer’s cause of death was listed as complications of moyamoya disease — a disorder that limits blood flow to the brain. Over time, it can cause seizures or bleeding in the brain…