Swollen lymph node on top of right caroited artery. it measures about 1.5 cm. doc said its benign. can this cause complications since its on artery?

Possibly: At node on the neurovascular bundle, that is carotid artery, jugular vein and vagus n.. is in essence a jugular vein node which most often represents possible pathology. Frequently pharyngeal and thyroid lesions spread to this node. Without biopsy, if the node is firm a diagnosis cant be made. If an additional node or enlargement occurs then excisional biopsy needede