Sometimes these are lymph nodes on the same side of the neck that the cancer started, she says, Sometimes it involves contralateral or lymph nodes that are on the opposite side of the neck where the primary tumor began. Patients who have disease that has spread outside of the head and neck region, meaning below the clavicles, into the lungs or into the liver, we call that distant metastatic disease and by definition those patients are considered incurable, she continues, So our efforts at treatment would be focused on palliative therapy, controlling the disease but, unfortunately, not curing it. Often, throat cancer is caused by HPV, or human papillomavirus, which is the most commonly sexually transmitted disease
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