Osteonecrosis

Definition

Osteonecrosis is the medical term for death of bone tissue that occurs when the supply of blood to the bone is cut off for some reason. Doctors sometimes refer to the condition as avascular necrosis, aseptic necrosis or ischemic bone necrosis

Inclusions

• avascular necrosis of bone

9 subordinate codes

• FB81.0Idiopathic aseptic osteonecrosis
• FB81.1Osteonecrosis due to dialysis
• FB81.2Drug-induced osteonecrosis
• FB81.3Osteonecrosis due to trauma
• FB81.4Osteonecrosis due to haemoglobinopathy
• FB81.5Osteonecrosis due to ionizing radiation
• FB81.6Alcohol induced osteonecrosis
• 4B4YOther specified diseases of the immune system
• 4B4ZDiseases of the immune system, unspecified

Nearby in Osteopathies or chondropathies

• FB80Certain specified disorders of bone density or structure
• FB82Chondropathies
• FB83Low bone mass disorders
• FB84Osteomyelitis or osteitis
• FB85Paget disease of bone
• FB86Disorders associated with bone growth
• 4B4YOther specified diseases of the immune system
• 4B4ZDiseases of the immune system, unspecified