N1 Single lymph node metastasis, 2 cm or less in greatest dimension N1 Single regional lymph node metastasis in the true pelvis (hypogastric, obturator, external iliac or presacral lymph node ...

Skin cancers such as squamous cell carcinoma and melanoma can metastasize to lymph nodes in and near the bilateral parotid ... suspicion of a tumor for parotid and submandibular masses. Ultrasound ...