Superior lumbar triangle
Citation, DOI, disclosures and article data
Citation:
Gaillard F, Bell D, Glick Y, et al. Superior lumbar triangle. Reference article, Radiopaedia.org (Accessed on 16 Mar 2025) https://doi.org/10.53347/rID-12926
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rID:
12926
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Disclosures:
At the time the article was created Frank Gaillard had no recorded disclosures.
View Frank Gaillard's current disclosures
Last revised:
Disclosures:
At the time the article was last revised Daniel J Bell had no recorded disclosures.
View Daniel J Bell's current disclosures
Revisions:
12 times, by
8 contributors -
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Systems:
Sections:
Synonyms:
- Triangle of Grynfeltt-Lesshaft
- Grynfeltt-Lesshaft triangle
- Superior lumbar triangle of Grynfeltt-Lesshaft
The superior lumbar triangle, also known as the triangle of Grynfeltt-Lesshaft, is one of the locations for a lumbar hernia. It is not to be confused with the adjacent inferior lumbar triangle (of Petit).
On this page:
Gross anatomy
Boundaries
- medially: the quadratus lumborum muscle
- superiorly: twelfth rib
- laterally: internal oblique muscle
- floor: transversalis fascia and the aponeurosis of the transversus abdominis muscle of the abdomen
- roof: external oblique and latissimus dorsi muscles
History and etymology
The French surgeon Joseph Casimir Grynfeltt (1840-1913) 7 and Russian physician Peter Frantsevich Lesshaft (1837-1909) 7 independently described superior lumbar hernias in 1866 3 and 1870 2, respectively.
Related pathology
References
- 1. Orcutt TW. Hernia of the superior lumbar triangle. Ann. Surg. 1971;173 (2): 294-7. - Free text at pubmed - Pubmed citation
- 2. Lesshaft, P.: Die Lumbalgegend in Anat. Chirurgischer Hinsicht. Arch. f. Anat. u. Physiol. u. Wissensch., Med. Leipzig, 37:264, 1870.
- 3. Grynfeltt, J.: La Hernie Lombaire. Montpellier Med., 16:329, 1866.
- 4. Thorek M. Lumbar Hernia. J Int Coll Surg. 1950;14(4):367-93. - Pubmed
- 5. Geis WP, Saletta JD. Lumbar hernia. In: Lloyd Milton Nyhus, Robert Edward Condon. Hernia. (1995) ISBN: 9780397512867 - Google Books
- 6. Burt BM, Afifi HY, Wantz GE et-al. Traumatic lumbar hernia: report of cases and comprehensive review of the literature. J Trauma. 2004;57 (6): 1361-70. J Trauma (link) - Pubmed citation
- 7. Dorland. Dorland's Illustrated Medical Dictionary. (2011) ISBN: 9781416062578 - Google Books
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