The use of percutaneous interventions for acute pulmonary embolism (PE) is steadily increasing, particularly in patients who are not candidates for systemic thrombolysis. Traditionally, pulmonary vascular anatomy—including anatomical variants, vessel size, branch bifurcations, and thrombus location—is assessed using contrast-enhanced angiography to guide mechanical thrombectomy. However, this conventional strategy is associated with several risks, including allergic reactions due to repeated con…