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Updated: May 19, 2026

Novel and Innovative Hybrid Technique for Type A Aortic Dissection
Published on: March 28, 2025
Acute type A aortic dissection complicated by persistent left superior vena cava
Yukihiro Matsuno1, Narihiro Ishida, Yukiomi Fukumoto
1Department of Advanced Surgery, Division of Organ Pathobiology, Gifu University School of Medicine, 1-1 Yanagido, Gifu City, Gifu 501-1194, Japan. 44870@gifu-hp.jp
This study details the rare case of acute type A aortic dissection in a patient with a persistent left superior vena cava. Successful surgical repair was achieved despite significant technical challenges.
Area of Science:
- Cardiovascular Surgery
- Thoracic Surgery
- Aortic Diseases
Background:
- Acute type A aortic dissection is a life-threatening condition requiring prompt surgical intervention.
- A persistent left superior vena cava (PLSVC) is a rare congenital anomaly that can complicate cardiovascular procedures.
- The coexistence of these two conditions presents unique surgical challenges.
Observation:
- The study reports on a patient diagnosed with acute type A aortic dissection.
- The patient presented with the rare anatomical variation of a persistent left superior vena cava.
- Standard surgical approaches may be hindered by the presence of PLSVC.
Findings:
- Successful surgical repair of acute type A aortic dissection was performed in a patient with PLSVC.
- Key technical difficulties encountered during the operation were identified and managed.
- The successful outcome highlights the feasibility of complex aortic repair in the presence of venous anomalies.
Implications:
- This case demonstrates that complex aortic dissections can be managed surgically even with rare anatomical variations like PLSVC.
- The findings offer valuable insights for surgeons planning interventions in patients with similar complex anatomies.
- Further research may explore optimized surgical strategies for aortic pathologies in the presence of persistent left superior vena cava.
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Thoracic Aorta
Veins of Thorax
The azygos vein, positioned just right of the midline and anterior to the vertebral column, begins at the junction of the right ascending lumbar and subcostal veins, terminating in the superior vena cava. This vein drains blood from the right side of the thoracic wall, thoracic viscera, and posterior abdominal wall.
The...