Signs of pulmonary embolus on chest radiography
There are several described signs of pulmonary embolus on chest radiography which are suggestive of this diagnosis. None are pathognomonic and need to be interpreted with caution with close regard to the clinical presentation.
- Chang sign
- Fleischner sign
- Hampton hump (strictly a sign of pulmonary infarction, not PE)
- knuckle sign
- Palla sign
- Westermark sign