27.下列那種病症通常呈肉瘤樣塊狀出現?
(A)肥胖細胞性白血病(mast cell leukemia)
(B)巨核細胞性白血病(megakaryocytic leukemia)
(C)網狀內皮細胞增殖病(reticuloendotheliosis)
(D)淋巴肉瘤(lymphosarcoma)

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統計: A(51), B(5), C(39), D(363), E(0) #1181062