👉 Osteomyelitis, also known as perivascular osteomyelitis or subperiosteal osteomyelitis, is a type of infection in the bone that can occur when bacteria enter the joint space and invade the surrounding tissues. It is usually caused by bacteria from the gut or other parts of the body that have invaded the joint space. Symptoms may include fever, pain, swelling, tenderness, redness, and discoloration around the affected area. In osteomyel