For example, some head and neck cancers will test positive in the lymph nodes N1 with no clear initial tumor, or T0.

例如，有些头颈部癌症的淋巴结检测呈 N1 阳性，但没有明确的初始肿瘤，即 T0。

HPV infections of the throat may lead to head and neck cancers, but for now there's no equivalent of the pap smear for the throat.

咽喉部感染HPV病毒会导致头部和颈部癌变，但目前尚无针对咽喉的抹片检查。

HPV infections of the throat may lead to head and neck cancers, but for now there’s no equivalent of the pap smear for the throat.

喉咙的 HPV 感染可能导致头颈癌，但目前还没有类似的喉咙抹片检查方法。

Any longer, and the issues can spread beyond your mouth and into your blood, causing inflammation throughout your organs and increasing the likelihood of erectile disfunction, head and neck cancer, chronic heart disease, and even dementia development.

这些问题会扩散到你的口腔之外，进入你的血液，导致你整个器官的炎症，增加勃起功能障碍、头颈癌、慢性心脏病，甚至痴呆症发展的可能性。

Alcohol is known to be a direct cause of seven different cancers: head and neck cancers (oral cavity, pharynx and larynx), esophageal cancer, liver cancer, breast cancer and colorectal cancer.

已知酒精是七种不同癌症的直接原因：头颈癌（口腔癌、咽癌和喉癌）、食道癌、肝癌、乳腺癌和结直肠癌。