Percutaneous transarterial aortic valve implantation: what do we know?

Area of Science:

• Cardiology
• Interventional Cardiology
• Cardiac Surgery

Background:

• Aortic stenosis (AS) is a serious condition requiring valve replacement.
• Surgical aortic valve replacement (SAVR) has historically prolonged survival.
• Transcatheter aortic valve implantation (TAVI) has emerged as a significant treatment modality.

Purpose of the Study:

• To review current knowledge on percutaneous transarterial aortic valve implantation (TAVI).
• To discuss the role of TAVI in managing patients with aortic stenosis.
• To evaluate the evidence supporting TAVI as a standard of care.

Main Methods:

• Review of existing literature and clinical experience with TAVI.
• Analysis of randomized trial data comparing TAVI with other treatment modalities.
• Evaluation of TAVI outcomes in different patient risk categories.

Main Results:

• TAVI is the only therapy for aortic stenosis demonstrated to prolong survival in a randomized trial.
• Percutaneous TAVI is considered the standard of care for symptomatic patients unsuitable for surgery.
• TAVI is a reasonable option for operable, high-risk patients based on extensive experience.

Conclusions:

• TAVI has a major role in managing patients with aortic stenosis.
• Further research is required to expand TAVI indications to lower-risk patient groups.
• TAVI represents a significant advancement in the treatment of aortic stenosis.