Different Mnemonics for the causes of avascular necrosis (AVN):
Different Mnemonics for the causes of avascular necrosis (AVN):
STARS (Most common causes):
Steriods
Trauma (i.e. femoral neck fracture, hip dislocation, scaphoid fracture, etc.)
Alcohol abuse
Radiation osteonecrosis
Sickle cell disease
PLASTIC RAGS
Pancreatitis
Lupus
Alcohol
Steroids
Trauma
Idiopathic, Infection
Caisson disease, Collagen vascular disease
Radiation, Rheumatoid arthritis
Amyloid
Gaucher disease
Sickle cell disease
ASEPTIC
Alcohol
Sickle cell disease/ SLE
Exogenous steroid
Pancreatitis
Trauma
Infection
Caisson disease
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