Thomas Geller, MD, Associate Professor of Child Neurology at the Saint Louis University Health Sciences Center, et al., wrote in their article "Cerebellar Infarction in Adolescent Males Associated with Acute Marijuana Use," published in Pediatrics in Apr. 2004:

“Each of the 3 cannabis-associated cases of cerebellar infarction was confirmed by biopsy (1 case) or necropsy (2 cases)… Brainstem compromise caused by cerebellar and cerebral edema led to death in the 2 fatal cases.”

Apr. 2004