Snowstorm sign (extracapsular breast implant rupture)

Snowstorm sign on breast ultrasound imaging represents the presence of free silicone droplets mixed with breast tissue giving a characteristic heterogeneous echogenic appearance with the dispersion of the ultrasound beam. It is considered the most reliable sign of extracapsular breast implant rupture 1

A similar sonographic sign has also been described when assessing complete hydatiform mole.

Breast imaging and pathology
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Article Information

rID: 48698
System: Breast
Section: Signs
Synonyms or Alternate Spellings:

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