title: The subtrapezial space.
abstract: The subtrapezial space as it is depicted on computed tomography scans of patients positioned with their arms above their heads is described and illustrated. Knowledge of the outline and contents of this area is useful in the recognition of enlarged lymph nodes.
mesh_terms: D000273:Adipose Tissue / Q000033:anatomy & histology / Q000000981:diagnostic imaging; D001415:Back / Q000033:anatomy & histology / Q000000981:diagnostic imaging*; D002968:Clavicle / Q000000981:diagnostic imaging; D006801:Humans; D008198:Lymph Nodes / Q000000981:diagnostic imaging*; D009132:Muscles / Q000033:anatomy & histology / Q000000981:diagnostic imaging*; D012540:Scapula / Q000000981:diagnostic imaging; D014057:Tomography, X-Ray Computed