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骨髓活检对原发灶不明的骨髓转移瘤的诊断价值

Nan fang yi ke da xue xue bao = Journal of Southern Medical University(2010)

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Abstract
目的探讨骨髓活检对于原发灶不明的骨髓转移瘤的诊断价值。方法对38例经骨髓病理形态学观察确诊为骨髓转移瘤患者(原发灶不明)的骨髓活检标本进行免疫组化标记。结果所有骨髓标本骨小梁之间均可见肿瘤细胞浸润,其中诊断低分化腺癌20例,粘液腺癌6例,粘液(印戒)细胞癌6例,低分化鳞状细胞癌4例,恶性黑色素瘤2例。选择适当的免疫组化标记可有效帮助判断转移瘤原发灶。38例均进一步查明了原发瘤的部位,其中胃癌12例,乳腺癌10例,前列腺癌8例,肺癌4例,背部和左足背恶性黑色素瘤各1例,鼻咽癌2例。结论对于原发灶不明的骨髓转移瘤患者,选择适当的免疫组化标记可有效帮助判断转移瘤原发灶,在诊断中起关键作用。
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Key words
biopsy,bone marrow metastatic tumor,bone marrow
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