Preferred Label : Neck Lymph Node Boundary Sublevel IB;
NCIt definition : The following anatomical structures define the neck lymph node boundary for sublevel
IB: Superior: body of the mandible; inferior: posterior belly of the digastric muscle;
anterior (medial): anterior belly of the digastric muscle; posterior (lateral): stylohyoid
muscle. (AJCC 8th ed.);
NCI Metathesaurus CUI : CL521213;
Origin ID : C132496;
UMLS CUI : C4330810;
Anatomic structure is physical part of
Semantic type(s)