Sam Warner Co-founder of Warner bros died of several tooth abscesses, After four surgeries to remove the infection, Warner slipped into a coma. He died of pneumonia caused by sinusitis, osteomyelitis and epidural and subdural abscess spread to his brain from his untreated cavities.

Fun Fact: Sam Warner Co-founder of Warner bros died of several tooth abscesses, After four surgeries to remove the infection, Warner slipped into a coma. He died of pneumonia caused by sinusitis, osteomyelitis and epidural and subdural abscess spread to his brain from his untreated cavities.