Notice the right leg is swollen and redder than the left, consistent with a DVT. © National Blood Clot Alliance.
Association between DVT and PE.
CT pulmonary angiogram (CTPA) demonstrating intraluminal filling defects in the pulmonary arteries indicative of PE. © 2004 AuntMinne.com.
VQ scan. Image A shows ventilation whilst image B shows perfusion. There is a clear mismatch between ventilation (V) and perfusion (Q), which is indicative of a PE. © 2004 Patrick Reinartz.