Polyostotic bone lesions in adults

Fibrous dysplasia is a disorder where normal bone and marrow is replaced with fibrous tissue, resulting in formation of bone that is weak and prone to expansion. As a result, most complications result from fracture, deformity, functional impairment, and pain. [Source: Wikipedia ]

May Be Caused by

Common: Arthritic or synovial-based lesions; Avascular necrosis; Hyperparathyroidism; Metastases; Multiple myeloma; Nonossifying fibroma; Osteomyelitis; Paget disease of bone; Polyostotic fibrous dysplasia; Trauma
Uncommon: Acro-osteolysis; Amyloidosis; Angiosarcoma; Bacillary angiomatosis; Enchondromatosis; Eosinophilic granuloma; Fibromatosis; Gaucher disease; Hemangioendothelioma; Hemangiomatosis; Hereditary multiple exostoses; Hydatid disease; Hypertrophic osteoarthropathy; Jackhammer operator disease; Kaposi sarcoma; Langerhans cell histiocytosis; Leprosy; Leukemia; Lymphangiomatosis; Lymphoma; Maffucci syndrome; Mastocytosis; Membranous lipodystrophy; Mucolipidosis; Mucopolysaccharidosis; Multicentric infantile myofibromatosis; Neurofibromatosis; Niemann-Pick disease; Pancreatitis with bone lesions; Primary anemia; Radium poisoning; Sarcoidosis; Syphilis; Thyroid acropachy; Tuberous sclerosis; Weber-Christian disease; Yaws