Lower Jugular Lymph Node Group (Level IV) - CISMeF
Lower Jugular Lymph Node Group (Level IV)NCIt concept
Preferred Label : Lower Jugular Lymph Node Group (Level IV);
NCIt related terms : LOWER JUGULAR LYMPH NODE;
NCIt definition : Lymph nodes located around the lower third of the internal jugular vein, extending
from the inferior border of the cricoid cartilage (above) to the clavicle below. The
anterior (medial) boundary is the lateral border of the sternohyoid muscle and the
posterior (lateral) boundary is the posterior border of the sternocleidomastoid muscle.
These nodes are at greatest risk for harboring metastases from cancers arising from
the hypopharynx, thyroid, cervical esophagus, and larynx. (AJCC 8th ed.);
Alternative definition : CDISC: Any lymph nodes located within close proximity to the lower third of the internal
jugular vein, extending from the inferior border of the cricoid cartilage (superiorly)
to the clavicle (inferiorly). The anterior (medial) boundary is the lateral border
of the sternohyoid muscle and the posterior (lateral) boundary is the posterior border
of the sternocleidomastoid muscle. (AJCC 8th ed.);