Lower back
SNOMED CT
182343007
Lower back
Definition
Subdivision of abdominal segment of trunk which in humans is demarcated from the front of the abdomen by the posterior surface of the anterior layer of the thoracolumbar fascia and the anterior surface of the lumbar vertebral column; together with the front of the abdomen, it constitutes the abdomen[Modified from FMA].
Also known as abdominal back, back of abdomen, dorsum of abdomen, lower back, lumbar part of back, lumbar region of back, posterior part of abdomen, regio lumbalis — per UBERON
The Lower back is a part of the None.