成人T 细胞白血病/淋巴瘤(ATLL)是一种新近确定的T 细胞型恶性淋巴瘤白血病,首先由日本报道。其特点有:流行于日本及加勒比地区,与感染ATL 病毒有关,皮肤受损机会极高,可合并高血钙症或免疫缺失状态。作者首次报道了二例ATLL 之骨改变,其X 线表现为全身或局部骨质脱钙。一例为53岁男性,有明显骨质稀疏(头颅、脊柱、骨盆等处表现为严重的溶骨性改变,颇似转移病灶)及高血钙,但一生中临床无明显白血病表现,穿刺活检及尸检也无明显组织学阳性发现。腹 Adult T-cell leukemia / lymphoma (ATLL) is a newly identified T-cell lymphoma of the lymphoma that was first reported in Japan. Its characteristics are: prevalence in Japan and the Caribbean, and the ATL virus infection, high risk of skin damage, may be associated with hypercalcemia or immune deficiency status. The authors first reported two cases of ATLL bone changes, the X-ray showed systemic or local bone decalcification. A case of 53-year-old man, there are obvious bone sparse (skull, spine, pelvis and other places showed severe osteolytic changes, resembling metastatic lesions) and hypercalcemia, but life no clinical manifestations of leukemia, biopsy and No significant autopsy histological positive findings. belly