Transpyloric plane

Transpyloric plane

Surface lines of the front of the thorax and abdomen. (Transpyloric is top horizontal line.)

Front of abdomen, showing surface markings for duodenum, pancreas, and kidneys.
Latin planum transpyloricum
TA A01.2.00.007
FMA 14608

Anatomical terminology

The Transpyloric plane, also known as Addison's Plane, is an upper transverse line, located halfway between the jugular notch and the upper border of the pubic symphysis.[1] It is also said to lie roughly a hand's breadth beneath the xiphoid process of the human sternum. The plane in most cases cuts through the pylorus of the stomach, the tips of the ninth costal cartilages and the lower border of the first lumbar vertebra.

Structures crossed

The transpyloric plane is clinically notable because it passes through several important abdominal structures. These include:


See also


This article incorporates text in the public domain from the 20th edition of Gray's Anatomy (1918)

  1. Vishram Singh (9 September 2014). Textbook of Anatomy Abdomen and Lower Limb;. Elsevier Health Sciences APAC. p. 26. ISBN 978-81-312-3626-0.
  2. Loyola University Chicago Stritch School of Medicine - Abdomen Objectives
  3. 1 2 3 4 5 6 Unless else specified in list, then ref is: Bålens ytanatomi (surface anatomy). Godfried Roomans, Mats Hjortberg and Anca Dragomir. Institution for Anatomy, Uppsala. 2008.
  4. coloredSpine.jpg
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