Steroid-induced osteonecrosis is unpredictable and highly morbid.
MEDLINE (Ovid) and PubMed search for relevant literature.
Oral steroid doses typically considered to be associated with the condition are >20 mg of prednisone (or equivalent) per day or >2 g within a period of 2 to 3 months. Symptoms may be vague.
Dermatologists must exercise a high degree of clinical suspicion and warn patients about steroid-related risks and conditions for follow-up.