原发性支气管肺癌原发性支气管肺癌(primary bronchogenic primary bronchogenic carcinomacarcinoma)Your company sloganYour company slogan中中国肿国肿瘤瘤发发病情病情况况Your company sloganYour company slogan中中国肿国肿瘤瘤发发病率病率Your company sloganYour company slogan肺癌肺癌原原原原发发性支气管肺癌:性支气管肺癌:性支气管肺癌:性支气管肺癌:简简称肺癌称肺癌称肺癌称肺癌(lung cancer)(lung cancer),指起源,指起源,指起源,指起源于支气管粘膜或腺体的癌症于支气管粘膜或腺体的癌症于支气管粘膜或腺体的癌症于支气管粘膜或腺体的癌症由于由于由于由于肿肿瘤瘤瘤瘤细细胞大多数起源于各胞大多数起源于各胞大多数起源于各胞大多数起源于各级级支气管粘膜上皮,而源于支气管粘膜上皮,而源于支气管粘膜上皮,而源于支气管粘膜上皮,而源于支气管腺体或肺泡上皮支气管腺体或肺泡上皮支气管腺体或肺泡上皮支气管腺体或肺泡上皮细细