Differential Diagnoses


Bubbly or Lytic Lesions (Fegnomashic)

  • Fibrous dysplasia

  • Enchondroma, eosinophilic granuloma

  • Giant cell tumor

  • Nonossifying fibroma

  • Osteoblastoma

  • Mets and myeloma

  • Aneurysmal bone cyst

  • Solitary bone cyst

  • Hyperparathyroidism (brown tumor), hemangiomas

  • Infection

  • Chondroblastoma; chondromyxoid fibroid

Multiple Lytic Lesions (FEEMHI)

  • Fibrous dysplasia

  • Enchondromas, eosinophilic granuloma

  • Mets and myeloma

  • Hyperparathyroidism (brown tumor), hemangiomas

  • Infection

Lytic Epiphyseal Lesion

  • Chondroblastoma

  • Giant cell tumor

  • Infection

  • Geode

Lytic Lesion in a Patient Younger Than 30 Years of Age

  • Chondroblastoma

  • Nonossifying fibroma

  • Eosinophilic granuloma

  • Aneurysmal bone cyst

  • Solitary bone cyst

Dense Bones (Regular Sex Makes Occasional Perversions Much More Pleasurable and Fantastic)

  • Renal osteodystrophy

  • Sickle cell disease

  • Myelofibrosis

  • Osteopetrosis

  • Pycnodysostosis

  • Mastocytosis

  • Mets—breast and prostate

  • Paget disease

  • Athletes

  • Fluorosis

High-Riding Shoulder

  • Rheumatoid arthritis

  • Calcium pyrophosphate dihydrate crystal disease (CPPD)

  • Trauma

Widened Teardrop in the Hip

  • Infection

  • Trauma

  • Pigmented villonodular synovitis

  • Synovial osteochondromatosis

  • Avascular necrosis

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