对乳腺癌患者进行内乳区照射时,内乳参考点的位置为() ["A.中线旁3cm,皮下2cm","B.中线旁3cm,皮下3cm","C.中线旁4cm,皮下2cm","D.中线旁3cm,皮下4cm","E.中线旁4cm,皮下3cm"]
乳腺癌常规X线切线野应包括() ["A.全部乳腺组织及胸壁在内,不包括肺组织","B.全部乳腺组织及胸壁在内,2~3cm厚的部分肺组织","C.全部乳腺组织即可","D.肿瘤原发灶及周围乳腺组织","E.全部乳腺组织、胸壁以及至少4cm厚的肺组织"]
乳腺癌的大切野的照射野范围包括() ["A.锁骨上淋巴结","B.腋下淋巴结","C.患侧肺和心脏","D.患侧乳房胸壁内乳淋巴结","E.患侧乳房胸壁"]
女性,36岁,诊断为左乳腺早期乳腺癌,最佳治疗方案是 ["A.局部广泛切除,术后采取放疗及化疗","B.全乳腺切除","C.乳腺癌根治术","D.局部广泛切除","E.局部广泛切除+腋窝淋巴结清扫"]
早期乳癌,临床上无腋窝淋巴结肿大者,单独放疗后腋窝淋巴结复发为() ["A.10%","B.15%","C.<5%","D.20%","E.约3%"]
细胞凋亡是由体内外因素触发细胞内预存的__________而导致的细胞死亡过程,是与_________不同的另一种细胞死亡形式。