system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
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?
assistant
The correct answer is  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