Waldenström sign (hip)

Waldenström sign is the increased distance between the pelvic tear drop and the femoral head. It is a non-specific sign of hip joint effusion.

Radiographic features

  • >11 mm total distance or >2 mm difference compared to contralateral hip 1, 2
  • measured between the lateral aspect of the pelvic tear drop and the medial aspect of the femoral head (referred to as Kohler tear drop distance) 1, 2
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Article information

rID: 30750
Section: Signs
Synonyms or Alternate Spellings:
  • Waldenstrom's sign
  • Waldenström's sign
  • Waldenstrom sign

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