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Overview of acute type A aortic dissection in India
Shiv Kumar Choudhary1, Pradeep Ramakrishna Reddy1, Amitabh Satsangi1
1Department of Cardiothoracic and Vascular Surgery, All India Institute of Medical Sciences, Ansari Nagar, 110029 New Delhi, India.
Indian Journal of Thoracic and Cardiovascular Surgery
|December 14, 2023
Summary
Acute type A aortic dissection (TAAD) requires timely surgical intervention to reduce mortality. This study outlines a conservative management approach for TAAD in the Indian subcontinent, detailing diagnostic and surgical strategies.
Area of Science:
- Cardiovascular Surgery
- Thoracic Surgery
- Aortic Diseases
Background:
- Acute type A aortic dissection (TAAD) presents a significant surgical emergency with high mortality and morbidity.
- Limited published data exists on TAAD demographics, clinical patterns, and management outcomes in the Indian subcontinent.
- Specialized centers for aortic surgery are scarce, often leading to management by less experienced surgeons with limited resources.
Purpose of the Study:
- To describe the demographics, clinical presentation, and surgical management outcomes of acute type A aortic dissection (TAAD) in the Indian subcontinent.
- To present a simple, conservative algorithm for diagnosis and surgical management tailored to resource-limited settings.
- To evaluate the effectiveness of specific cerebral protection strategies and management policies for aortic arch and organ malperfusion.
Main Methods:
- A retrospective analysis of patients diagnosed with acute type A aortic dissection (TAAD) undergoing surgical management.
- Implementation of a conservative surgical approach including mild hypothermia, carotid cannulation, and antegrade cerebral perfusion for cerebral protection.
- Management of organ malperfusion prioritizing aortic repair and a less aggressive policy for aortic arch management, including endovascular-compliant procedures for high-risk cases.
Main Results:
- The study details a management strategy adapted to the specific challenges of the Indian subcontinent.
- Cerebral protection strategies such as mild hypothermia and antegrade cerebral perfusion yielded satisfactory results.
- A conservative approach to aortic arch management and prioritizing aortic repair in cases of malperfusion were employed.
Conclusions:
- A tailored, conservative surgical algorithm can effectively manage acute type A aortic dissection (TAAD) in resource-limited settings.
- The described approach, including specific cerebral protection methods, can reduce mortality and morbidity associated with TAAD.
- Further publication of outcomes from the Indian subcontinent is crucial for advancing TAAD management globally.
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