Avascular necrosis of hip
Revisión del 02:40 5 ene 2016 de Kxl328 (discusión | contribs.) (Created page with "==Background== *Etiologies **Steroid use **Trauma **Pancreatitis **EtOH **Radiation **Sickle cell disease **Infiltrative disease **HIV **Malignancy **Decompression sic...")
Background
- Etiologies
- Steroid use
- Trauma
- Pancreatitis
- EtOH
- Radiation
- Sickle cell disease
- Infiltrative disease
- HIV
- Malignancy
- Decompression sickness (Caisson disease)
Imaging
- Plain XR is poorly sensitive in early stages, as low as 41%
- Radiographic changes may be delayed by years
- MRI ~90% sensitivity and specificity
Disposition
- Orthopedic consultation for repeat imaging and risk stratification for surgical treatment
Sources
- Stoica Z et al. Imaging of Avascular Necrosis of Femoral Head: Familiar Methods and Newer Trends. Curr Health Sci J. 2009 Jan-Mar; 35(1): 23–28.
- Kelly JD et al. Femoral head avascular necrosis treatment & management. Aug 16, 2015. http://emedicine.medscape.com/article/86568-treatment#showall.