NCIt definition : Lymph nodes located deep to the sternocleidomastoid muscle, which surround the internal
jugular vein, and serve as the main pathway of lymphatic drainage for the head and
neck.;
Alternative definition : UBERON: The deep cervical lymph nodes are a group of cervical lymph nodes found near
the internal jugular vein. They can be divided into upper and lower groups, or superior
and inferior groups. Alternatively, they can be divided into deep anterior cervical
lymph nodes and deep lateral cervical lymph nodes. They can also be divided into three
groups: superior deep jugular, middle deep jugular, and inferior deep jugular.;