M86.4 - Chronic osteomyelitis with draining sinus
M86.46 - Chronic osteomyelitis with draining sinus, tibia and fibula
M86.461 - Chronic osteomyelitis with draining sinus, right tibia and fibula
M86.462 - Chronic osteomyelitis with draining sinus, left tibia and fibula
M86.469 - Chronic osteomyelitis with draining sinus, unspecified tibia and fibula