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Left pulmonary artery occlusion due to compression by aortic aneurysm
Susumu Nagamine1, Makoto Kamada, Kenji Ohsaka
1Department of Cardiovascular Surgery, Iwate Prefectual Central Hospital, 1-4-1 Ueda, Morioka, Iwate 020-0066, Japan.
The Japanese Journal of Thoracic and Cardiovascular Surgery : Official Publication of the Japanese Association for Thoracic Surgery = Nihon Kyobu Geka Gakkai Zasshi
|December 14, 2002
Summary
A ruptured giant thoracic aortic aneurysm caused shock and left pulmonary artery obstruction in a 72-year-old man. Emergency surgery successfully replaced the aorta, resolving the life-threatening condition.
Area of Science:
- Cardiology
- Thoracic Surgery
- Vascular Surgery
Background:
- Giant thoracic aortic aneurysms are rare but life-threatening conditions.
- Rupture of these aneurysms can lead to rapid hemodynamic compromise.
- Pulmonary artery compression by aortic aneurysms is an uncommon but critical presentation.
Observation:
- A 72-year-old male presented with shock due to a ruptured giant thoracic aortic aneurysm.
- Computed tomography revealed the aneurysm compressing the left pulmonary artery.
- The patient underwent emergency total aortic arch replacement.
Findings:
- Postoperative angiography confirmed complete occlusion of the left pulmonary artery.
- The occlusion was caused by external compression from the aortic aneurysm.
- The patient's postoperative course was uneventful following surgical intervention.
Implications:
- Prompt surgical intervention is crucial for survival in cases of ruptured thoracic aortic aneurysms with vascular compression.
- This case highlights the importance of considering aortic pathology in patients with unexplained shock and pulmonary compromise.
- Emergency aortic arch replacement can be a life-saving procedure for complex aortic pathologies.