Superior lumbar triangle

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).

J Grynfeltt and P Lesshaft independently described superior lumbar hernias in 1866 3 and 1870 2, respectively.

Anatomy: Abdominopelvic

Anatomy: Abdominopelvic

Article information

rID: 12926
Section: Anatomy
Synonyms or Alternate Spellings:
  • Triangle of Grynfeltt-Lesshaft
  • Grynfeltt-Lesshaft triangle
  • Superior lumbar triangle of Grynfeltt-Lesshaft

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Cases and figures

  • Figure 1
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  • Figure 2
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