患者男,15岁。右跟部外伤后阵发性疼痛2天,伴夜间疼痛。体检:右跟部周围软组织完整,无红、肿、热及畸形表现,跟部叩痛明显。实验室检查无异常。影像学表现:右跟骨中心区囊状骨质破坏,边界不规则,无骨膜反应,可见薄层硬化缘,部分层面可见骨性间隔,破坏区内侧缘可见明显局限性骨 Male patient, 15 years old. Right heel paroxysmal pain after trauma 2 days, with night pain. Physical examination: soft tissue around the right heel with no red, swollen, hot and deformity, with the Ministry of percussion was obvious. No abnormal laboratory tests. Imaging findings: Central calcaneal destruction of the right calcaneus, irregular boundaries, no periosteal reaction, showing thin sclerosis edge, some layers of visible bony septum, the destruction of the inner edge of the margin can be clearly seen limitations