anaerobic bacteria infection
An anaerobic infection is an infection caused by bacteria (called anaerobes) which cannot grow in the presence of oxygen. Anaerobic bacteria can infect deep wounds, deep tissues, and internal organs where there is little oxygen. Skin and soft tissue. 2  Anaerobic bacteria are common causes of diabetic skin ulcers, gangrene, destructive infection of the deep skin and tissues (necrotizing fascitis), and bite wound infections. 3  Central nervous system. 4  Anaerobic bacteria can cause brain and spinal cord abscesses.