Misc

SARCOIDOSIS

Bone infarct (also code cause)

Osteochondritis dissecans

Perthes disease

Bone infarct: other include: Osgood-Schlatter disease

Fusion, arthrodesis, osteotomy

Prosthesis

Infantile cortical hyperostosis (Caffey)

CALCIFICATION, OSSIFICATION

Calcified hematoma, fibrodysplasia (myositis) ossificans

Calcified blood vessel, phlebolith

Interstitial calcification of metabolic origin include: calcinosis, fat necrosis, milk-alkali syndrome

Tumoral calcinosis

Neuropathic skeletal disorder include: neurosyphilis, syringomyelia, leprosy, diabetes, congenital indifference to pain

Neurotrophic skeletal disorder include: thermal injury, diabetes, vascular disease, Werner syndrome

Other change secondary to neurological disorder include: cerebral palsy, birth injury, mental retardation, postparalytic change

MUSCLE DISORDER, SOFT TISSUE DISORDER

Muscular dystrophy

PAGET DISEASE

PAGET DISEASE: Destructive phase

PAGET DISEASE: Bone forming phase

Hypertrophic osteoarthropathy

Osteitis, periostitis or hyperostosis of unknown etiology

FUNDAMENTAL OBSERVATION (e.g., displaced fat pad)