Westermark sign 是指當pulmonary embolus (PE)發生時,血栓如果剛好塞在肺門的血管處時,會使得栓塞處遠端血管減少(oligemia... ... <看更多>

license. In chest radiography, the Westermark sign is a sign that represents a focus of oligemia (hypovolemia) (leading to collapse of vessel) ... ... <看更多>

Sep 16, 2015 - Westermark sign is a sign of pulmonary embolus seen on chest radiographs. It is one of several described signs of pulmonary embolus on chest ... ... <看更多>