Swollen lymph nodes in the neck are often benign and can indicate an infection that could resolve on its own. Still, finding a swollen lymph node could cause anxiety, so it's perfectly OK to ...
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 ...