Wayne Lukas had been battling a severe Methicillin-resistant Staphylococcus aureus (MRSA) blood infection. He died on Saturday at the age of 89.

Salivary Infection: Causes The most common causes of acute salivary gland infections are bacteria, especially Staphylococcus aureus, or staph. Viruses and fungi can also cause infection in the glands.