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Acetabular sourcil

Dr Joachim Feger et al.

The acetabular sourcil is a radiographic feature seen on plain radiographs of the hip and pelvis as well as coronal CT reformats and MR images. It refers to as the roof or the weight-bearing area of the acetabulum and is characterized by an increased degree of sclerosis.

Its medial and lateral edges form important landmarks for several signs and measurements in the evaluation of hip morphology including the following 1,2:

An upsloping lateral sourcil indicates acetabular dysplasia and hip instability 1,4 a downsloping sourcil leads to pincer morphology.

See also

Article information

rID: 81130
Section: Gamuts
Tag: cases
Synonyms or Alternate Spellings:
  • Sourcil of the hip

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