Femoral Head Avascular Necrosis Differential Diagnoses

Updated: Oct 22, 2018
  • Author: John D Kelly, IV, MD; Chief Editor: Craig C Young, MD  more...
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Diagnostic Considerations

Acetabular labrum tear

AVN of the hip has characteristic magnetic resonance imaging (MRI) and radiographic findings that help differentiate AVN from the conditions listed above. On MRIs and radiographs, AVN chiefly has anterosuperior femoral head involvement with a characteristic collapse.

Osteoarthritis (See also the Medscape Reference articles Osteoarthritis [in the Orthopedic Surgery section] and Osteoarthritis, Primary [in the Radiology section ], as well as the Arthritis Resource Center on Medscape.)

Transient osteoporosis of the hip (bone marrow edema syndrome) (See also the Medscape Reference article Osteoporosis [in the Rheumatology section], as well as the Osteoporosis Resource Center on Medscape.)

Differential Diagnoses