Infrasternal angle
Angulus infrasternalis
- Synonym: Subcostal angle
- Related terms: Infrasternal angle; Subcostal angle
Definition
The infrasternal angle (subcostal angle) is formed in front of thoracic cage by the cartilages of the tenth, ninth, eighth, and seventh ribs, which ascend on either side, where the apex of which the xiphoid process projects.
References
This definition incorporates text from a public domain edition of Gray's Anatomy (20th U.S. edition of Gray's Anatomy of the Human Body, published in 1918 – from http://www.bartleby.com/107/).