M89.53 Osteolysis, forearmNon-billable header with 3 child codes.
M89.531 Osteolysis, right forearmM89.532 Osteolysis, left forearmM89.539 Osteolysis, unspecified forearmM89.7 Major osseous defect ("osteolysis (M89.5-)")M89.519 Osteolysis, unspecified shoulderM89.52 Osteolysis, upper armM89.521 Osteolysis, right upper armM89.522 Osteolysis, left upper armM89.529 Osteolysis, unspecified upper armM89.53 Osteolysis, forearm (this code)M89.531 Osteolysis, right forearmM89.532 Osteolysis, left forearmM89.539 Osteolysis, unspecified forearmM89.54 Osteolysis, handM89.541 Osteolysis, right hand