From BI-RADS® Third Edition (National Mammography Database, E97)
Extensible
20020904
Table CID 6021. Quadrant Location from BI-RADS®
Coding Scheme Designator
Code Value
Code Meaning
SNOMED-CT Concept ID
UMLS Concept Unique ID
SRT
T-04004
Upper outer quadrant of breast
76365002
C0222598
T-04002
Upper inner quadrant of breast
77831004
C0222596
T-04005
Lower outer quadrant of breast
33564002
C0222599
T-04003
Lower inner quadrant of breast
19100000
C0222597