May Cause

Acquired skull defect

Lytic skeletal lesion

May Be Caused by

 Common

Connective tissue disease

Hyperparathyroidism

Multicentric reticulohistiocytosis

Neuroarthropathy

Psoriasis

Scleroderma

Trauma

 Uncommon

Acro-osteolysis

Ainhum

Al-Aqeel Sewairi syndrome

Angiomatosis

Calcium pyrophosphate dihydrate crystal deposition disease

Ear-ossicle osteolysis

Ehlers-Danlos syndrome

Familial expansile osteolysis

Gorham syndrome

Hajdu-Cheney syndrome

Hyaline fibromatosis

Idiopathic

Kirghizian dermato-osteolysis

Kuskokwim syndrome

Massive osteolysis

Microgeodic disease

Mixed connective tissue disease

Multicentric osteolysis

Osteolysis of the distal clavicle

Osteolysis with detritic synovitis

Paget disease of bone

Progeria

Pseudoxanthoma elasticum

Rapidly progressive coxarthrosis

Rothmund-Thomson syndrome

Sarcoidosis

Satoyoshi syndrome

Schnitzler syndrome

Singleton-Merten syndrome

Thermal injury

Thevenard syndrome

Tylosis

Wegener granulomatosis

Winchester syndrome