A 58-year-old with CT-proven large bilateral pulmonary emboli is hypotensive (78/48 mm Hg) with right ventricular strain and no contraindications to thrombolysis. What reperfusion strategy is recommended?ASystemic alteplase 100 mg IV infusion for massive pulmonary embolismBInferior vena cava filter placementCTherapeutic unfractionated heparin aloneDCatheter-directed thrombolysis as first-line in all massive PEEHalf-dose alteplase 50 mg to reduce bleeding riskCheck my answer