A 45-year-old was given steroids after renal transplant. After 2 years he had difficulty in walking and pain in both hips. Which one of the following is most likely cause?: (A) Primary Osteoarthritis, (B) Avascular necrosis, (C) Tuberculosis, (D) Aluminum toxicity
Answer is B. Ans. B. Avascular necrosisMnemonic for causes of avascular necrosis other than fracture - SCLERAa. S-Steroidsb. C-Caisson's diseasec. LE - Lupus Erythematosusd. R-Radiatione. A-Alcohol