患者于1月前无明显诱因出现右前胸壁疼痛,同时发现右第7肋骨前段可见一膨胀性骨质破坏区,病变边缘清晰,边缘有硬化表现,其内密度不均,见有骨嵴和小点状钙化,骨皮质未见破坏(图1,2)。螺旋CT胸部扫描,右侧第7肋骨前段骨质局部膨胀,其内骨质密度不均,软组织肿胀不明显。胸片及CT均 Patients with no obvious incentive before January had right anterior chest wall pain, but also found anterior seventh right ribs can be seen in an expansion of bone destruction area, clear edge of the disease, the edge of the sclerosis performance, the density of uneven, see the bone crest and small Dot-like calcification, cortical bone was not damaged (Figure 1,2). Spiral CT chest scan, the first 7 ribs on the right side of the local expansion of the bone, which uneven bone mass density, soft tissue swelling is not obvious. Chest radiograph and CT are