99 39 歲男性病人主訴左髖部疼痛，幾個月前曾接受腎臟移植手術。圖為本次就診之磁振造影。最可能的診斷為：(A) Avascular necrosis of left femoral head (B) Chondroblastoma of left femoral head (C) Bony metastasis of left femoral head (D) Amyloidosis of left femoral head Coronal MR of hips(SE 600/15 msec)