From the case: Westermark sign

System: Vascular
Section: Signs
Tag: pe
Modality: X-ray (Frontal)

- “ CTPA-proven pulmonary embolus (not shown). Westermark sign is a focal peripheral hyperlucency secondary to oligaemia, and is a sign of pulmonary e...”

Used in the following article:

  • Westermark sign - “ Westermark sign is a sign of pulmonary embolus seen on chest radiographs. It is one of several described signs of pulmonary embolus on chest radio...”

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