Pulmonary embolism – Radiological Signs

  1. Westermark sign (hyperlucent area due to oligemia) 
  2. Hampton hump (wedge shaped opacity) 
  3. Fleishner sign (enlarged pulmonary artery) 
  4. Palla’s sign ( dilated right descending pulmonary artery) 
  5. Knuckle or sausage sign
  6. Melting sign
  7. Elevated hemidiaphragm
  8. McConnell’s sign (Echocardiography- hypokinesis of right ventricular free wall) 

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