A subsegmental pulmonary embolism is a blood clot located ... with computed tomography pulmonary angiography, which is a type of CT scan. This test takes images of the blood between the heart ...

A multicenter study by the PIOPED III Investigators has shown that magnetic resonance angiography (MRA) can be used to detect pulmonary embolism ... with spiral CT, now the gold standard, shows ...

Ultrasound is not necessary when computed tomography is performed. The role of venous duplex ultrasound (US) of the legs in patients with suspected pulmonary embolism (PE) is not clear with the ...

Long journeys, especially by air, can silently raise your risk of blood clots. Here's what every traveller should know about ...

National guidance said that either a VQ or CTPA [CT Pulmonary Angiogram] could be undertaken and on this occasion, a VQ scan ...