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Procedural complications associated with percutaneous mitral balloon valvotomy: A systematic review

Haroon Rashid1, Zargham Ul Haq2, Shafiq Alam3

  • 1Department of Critical Care, Wythenshawe Hospital, Manchester, England.

Expert Review of Cardiovascular Therapy
|November 24, 2022
PubMed
Abstract

Insights

Percutaneous mitral balloon valvotomy (PMBV) is effective for mitral stenosis, with common complications including mitral regurgitation and atrial septal defects. Other serious adverse events are rare.

Area of Science:

  • Cardiology
  • Interventional Cardiology
  • Medical Reviews

Background:

  • Percutaneous mitral balloon valvotomy (PMBV) is a primary treatment for mitral stenosis.
  • Understanding PMBV complication rates and predictors is crucial for patient care.
  • This review synthesizes data on PMBV complications across diverse patient groups.

Approach:

  • A comprehensive literature search was performed using Medical Subject Headings (MeSH) and digital databases.
  • 37 studies, including RCTs and observational trials, were analyzed qualitatively.
  • Data from 11,803 patients undergoing PMBV were included.

Key Points:

  • The overall success rate for PMBV was 84.54%.
  • Mitral regurgitation (8.2%) and atrial septal defect (2.4%) were the most frequent complications.
  • Severe complications such as stroke, pericardial tamponade, and leaflet rupture occurred in less than 1% of patients.

Conclusions:

  • PMBV demonstrates a high success rate in treating mitral stenosis.
  • Mitral regurgitation is the most common complication, necessitating careful monitoring.
  • The incidence of severe complications is low, supporting PMBV's safety profile.
Keywords:
Mitral regurgitationatrial septal defectheart failuremitral stenosisstroke

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