
Joan Rivers attends SiriusXM's 'Howard Stern Birthday Bash' at Hammerstein Ballroom on January 31, 2014. (credit: Rob Kim/Getty Images)
NEW YORK (CBSNewYork) – Joan Rivers died after suffering a “predictable complication of medical therapy,” the New York City Medical Examiner’s office said Thursday.
The ME said Rivers’ cause of death was “anoxic encephalopathy due to hypoxic arrest during laryngoscopy and upper gastrointestinal endoscopy with propofol sedation for evaluation of voice changes and gastroesophageal reflux disease.”
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