Pulmonary embolism : diagnostic imaging algorithm and CTA evaluation

Pulmonary embolism (PE) is one of the most undiagnosed cardiovascular diseases. Only up to 30% of PE cases are properly diagnosed antemortem. CT pulmonary angiography is a diagnostic tool considered as a standard of care for patients with suspected PE. This article reviews diagnostic tomographic criteria for acute and chronic PE and diagnostic imaging algorithm for PE, based on PIOPED II study guidelines