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02 November 2025 : Case report  Japan

Management of High-Risk Pulmonary Thromboembolism Using Conventional Catheter Devices: A Case Report

Management of emergency care, Educational Purpose (only if useful for a systematic review or synthesis)

Tomoko Tomioka E 1*, Ryoya Satoh B 1, Hitoshi Goto D 2

DOI: 10.12659/AJCR.948438

Am J Case Rep 2025; 26:e948438

Figure 2 Angiographical description of thrombectomy and thrombolysis/fragmentation. (A) A 9-Fr guiding sheath was advanced supported with EGoist interventional guide wire. (B) Initial angiography showed occlusion of peripheral brunch of right interlobal pulmonary artery (PA). Red arrow indicates occluded artery. (C) An 8-Fr PTCA guiding catheter was inserted through the 9-Fr guiding sheath to the right interlobal PA, and thrombectomy was performed by applying negative pressure. Yellow arrow indicates the percutaneous transluminal coronary angioplasty (PTCA) guiding catheter. Yellow triangle indicates the 9-Fr guiding sheath. (D) Thrombi are aspirated by 8-Fr PTCA guiding catheter. (E) Thrombolysis and mechanical thrombus fragmentation was performed by injecting recombinant tissue plasminogen activator and rotating pigtail catheter manually. Yellow arrow indicates the pigtail catheter. (F) Angiography after thrombolysis and mechanical fragmentation. Red arrow indicates the peripheral brunch of right interlobal artery. Thin red arrow indicates the residual thrombus.

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American Journal of Case Reports eISSN: 1941-5923
American Journal of Case Reports eISSN: 1941-5923