Epiphyseal triangle (femur)
Citation, DOI, disclosures and article data
At the time the article was last revised Travis Fahrenhorst-Jones had no financial relationships to ineligible companies to disclose.View Travis Fahrenhorst-Jones's current disclosures
Epiphyseal triangle, also known as Ludloff space (or Ludloff fleck in German), of the femur is a prominent triangular area of radiolucency on lateral radiographs which may be mistaken for pathology but is a radiological variant.
The epiphyseal triangle when seen is most prominent in older children and adults.
History and etymology
A German orthopedic surgeon, Karl Ludloff (1864-1945) first described this region in a paper in 1930 3.
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- 3. Markatos K, Karaoglanis G, Damaskos C et al. Karl Ludloff (1864-1945): An Inventive Orthopedic Surgeon, His Work and His Surgical Technique for the Correction of Hallux Valgus. Surg Innov. 2018;25(4):417-20. doi:10.1177/1553350618775506 - Pubmed