A 52-year-old woman with acute dyspnoea and chest pain undergoes CTPA for suspected pulmonary embolism. The radiologist identifies a filling defect in the right lower lobe pulmonary artery. Which CT finding best distinguishes acute PE from chronic thromboembolic disease?

See the options, answer & explanation

Sign in free to reveal the answer choices, the correct answer, the detailed explanation, and AI-powered insights for this question.