Osteonecrosis causes (mnemonic)
Updates to Article Attributes
Body
was changed:
Mnemonics for the causes of avascular necrosis (AVN):
- STARS
- PLASTIC RAGS
- ASEPTIC
Mnemonics
STARS
Most common causes:
-
S:
steriodssteroids -
T: trauma
(i.e(e.g.femoral neck fracture, hip dislocation, scaphoid fracture, etc.) - A: alcohol abuse
- R: radiation osteonecrosis
- S: sickle cell disease
PLASTIC RAGS
- P: pancreatitis, pregnancy
- L: lupus
- A: alcohol
- S: steroids
- T: trauma
-
I:
idiopathicidiopathic, infection - C: caisson disease, collagen vascular disease
- R: radiation, rheumatoid arthritis
- A: amyloid
- G: Gaucher disease
- S: sickle cell disease
ASEPTIC
- A: alcohol
- S: sickle cell disease/ SLE
- E: exogenous steroid
- P: pancreatitis
- T: trauma
- I: infection
- C: caisson disease
-<strong>S: </strong>steriods</li>- +<strong>S: </strong>steroids</li>
-<strong>T: </strong>trauma (i.e. <a href="/articles/femoral-neck-fracture">femoral neck fracture</a>, <a href="/articles/posterior-dislocation-of-the-hip">hip dislocation</a>, <a href="/articles/scaphoid-fracture">scaphoid fracture</a>, etc.)</li>- +<strong>T: </strong>trauma (e.g. <a href="/articles/femoral-neck-fracture">femoral neck fracture</a>, <a href="/articles/posterior-dislocation-of-the-hip">hip dislocation</a>, <a href="/articles/scaphoid-fracture">scaphoid fracture</a>)</li>
-<strong>I: i</strong>diopathic, infection</li>- +<strong>I: </strong>idiopathic, infection</li>
-<strong>S: </strong><a href="/articles/sickle-cell-disease">sickle cell disease</a>/ <a href="/articles/systemic-lupus-erythematosus-musculoskeletal-manifestations">SLE</a>- +<strong>S: </strong><a href="/articles/sickle-cell-disease">sickle cell disease</a> / <a href="/articles/systemic-lupus-erythematosus-musculoskeletal-manifestations">SLE</a>
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