A.青少年發(fā)病 B.常有外傷史 C.大量骨質(zhì)溶解與骨質(zhì)硬化 D.關(guān)節(jié)可阻止病變蔓延 E.骨畸形,多數(shù)患者臨床癥狀輕微
A.12~21mm B.15~25mm C.8~12mm D.14~15mm E.16~27mm