Stomach neoplasms; neoplasm metastasis; Pathology; Lymph nodes.

胃肿瘤；肿瘤转移；病理学；淋巴结。

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Objective To explore the muscular flaps design, metastasis and precaution for necrose for head and neck neoplasms defect after operation.

目的探讨头颈肿瘤术后组织缺损所需各肌皮瓣的设计、制备、转移和预防肌皮瓣坏死的措施。

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In the patients with malignant neoplasms, exitsmce of chromosome aberration predicted highly malignant in terms of cither clinical metastasis or pathological grading.

有染色体数目畸变的恶性肿瘤患者，无论临床转移或病理分级恶性程度都较高。

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