Snowcap sign (avascular necrosis)

Snowcap sign or snowcapping is defined as the appearance of dense sclerosis over the head of humerus or femur in cases of avascular necrosis as seen on plain radiographs, which resembles a snowcapped mountain.

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Article information

rID: 26506
Section: Signs
Synonyms or Alternate Spellings:
  • Snowcapping in avascular necrosis

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