方法采用PCR - SSCP筛查与DNA直接测序的方法对12例okc进行PTCH基因突变的检测，其中2例为痣样基底细胞癌综合征(NBCCS)相关okc,10例为散发okc。

Methods PCRSSCP and DNA sequencing were used to analyze the PTCH gene mutations in 12 OKCs, including 10 sporadic and 2 nevoid basal cell carcinoma syndrome (NBCCS) associated OKC.

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目的探讨食管基底细胞样鳞状细胞癌(BSCC)的临床病理特征及诊断标准。

Objective To study the clinical pathological characteristics and diagnostic criteria of basaloid squamous cell carcinoma (BSCC) of the esophagus.

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目的：探讨食管基底细胞样鳞状细胞癌(BSCC)的组织化学、免疫组化特征及在病理诊断中的作用。

Objective: To study the clinical-pathological characteristics and the diagnostic criteria of basaloid squamous cell carcinoma (BSCC) of the esophagus.

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目的探讨直肠基底细胞样鳞状细胞癌(BSCC)的组织化学、免疫组化特征及在病理诊断中的作用。

Objective To study the clinical-pathological characteristics and the diagnostic criteria of basaloid squamous cell carcinoma (BSCC) of the rectum.

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目的探讨直肠基底细胞样鳞状细胞癌(BSCC)的组织化学、免疫组化特征及在病理诊断中的作用。

Objective To study the clinical-pathological characteristics and the diagnostic criteria of basaloid squamous cell carcinoma (BSCC) of the rectum.

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