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Related Concept Videos

Mitral Stenosis III: Medical Management01:26

Mitral Stenosis III: Medical Management

Mitral stenosis, a condition marked by the narrowing of the mitral valve, necessitates an integrated approach for effective management. This approach includes preventative measures, medical therapy, and surgical interventions to reduce symptoms and prevent complications.PreventionPrevention of mitral stenosis primarily focuses on reducing the incidence of bacterial infections, particularly streptococcal infections, which can lead to rheumatic fever and subsequent valvular damage. Timely...
Mitral Regurgitation III: Medical Management01:25

Mitral Regurgitation III: Medical Management

Mitral regurgitation (MR) is characterized by retrograde blood circulation from the left ventricle into the left atrium due to inadequate mitral valve closure. The severity of the condition, symptoms, and underlying cause determine treatment strategies.Monitoring and Pharmacological TreatmentPatients with mild to moderate MR typically do not need immediate intervention but regular monitoring to assess progression and guide treatment. Patients with mild MR should have an echocardiogram every 3-5...
Mitral Stenosis I: Introduction01:22

Mitral Stenosis I: Introduction

Mitral Valve Stenosis (MVS) is a heart condition where the mitral valve narrows, impeding blood circulation from the left atrium to the left ventricle. The etiology and pathophysiology of this condition are multifaceted, leading to a cascade of cardiovascular complications.Causes of Mitral Valve StenosisRheumatic Heart Disease: It is the main cause of mitral valve stenosis, particularly in developing nations. This condition arises from rheumatic fever, an inflammatory illness resulting from...
Mitral Valve Prolapse II: Assessment and Management01:22

Mitral Valve Prolapse II: Assessment and Management

IntroductionA range of clinical features characterizes Mitral Valve Prolapse (MVP), but it is important to note that many individuals with MVP are asymptomatic and may remain so throughout their lives. For those who do exhibit symptoms, the following are the key clinical features:Palpitations: This is a common symptom where individuals feel an irregular or rapid heartbeat. Palpitations in MVP are often due to arrhythmias such as premature ventricular contractions or supraventricular tachycardia.
Mitral Stenosis II: Clinical features and Diagnostic Tests01:23

Mitral Stenosis II: Clinical features and Diagnostic Tests

Mitral stenosis is a heart condition in which the mitral valve, which allows blood to flow from the left atrium to the left ventricle, becomes narrowed or stenotic. This narrowing hinders blood flow and leads to clinical symptoms requiring specific medical evaluations and management strategies. The following overview outlines the clinical symptoms, assessments, diagnostic findings, prevention methods, and treatments for mitral stenosis.Clinical ManifestationsDyspnea (shortness of breath): This...
Mitral Valve Prolapse I: Introduction01:27

Mitral Valve Prolapse I: Introduction

IntroductionThe mitral valve, one of the heart's four valves, regulates blood flow. These valves have flaps that open and close to direct blood properly through the heart and body. During each heartbeat, the flaps open for blood to pass through and seal shut to prevent backflow. Specifically, the mitral valve opens to allow blood flow from the heart's upper left chamber to the lower left chamber. It then closes securely as the lower left chamber contracts to pump blood to the body, preventing...

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Updated: Jul 9, 2026

Fully Endoscopic Mitral Valve Repair with Percutaneous Cannulation of Groin Vessels
08:12

Fully Endoscopic Mitral Valve Repair with Percutaneous Cannulation of Groin Vessels

Published on: May 26, 2023

Mitral valve replacement for a severely calcified mitral annulus.

Masaru Yoshikai1, Hiroyuki Ohnishi, Hideyuki Fumoto

  • 1Department of Cardiovascular Surgery, Shin-Koga Hospital, Fukuoka, Japan. myoshi@toq.ne.jp

Journal of Cardiac Surgery
|November 28, 2007
PubMed
Summary

This study presents a novel surgical technique for mitral valve replacement in hemodialysis patients with severe mitral annular calcification. The technique utilizes ultrasonic aspiration and pericardial grafting, achieving successful valve function and patient recovery without complications.

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A Simplified Stepwise Approach to Echo Guidance during Percutaneous Mitral Valve Repair
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Last Updated: Jul 9, 2026

Fully Endoscopic Mitral Valve Repair with Percutaneous Cannulation of Groin Vessels
08:12

Fully Endoscopic Mitral Valve Repair with Percutaneous Cannulation of Groin Vessels

Published on: May 26, 2023

A Simplified Stepwise Approach to Echo Guidance during Percutaneous Mitral Valve Repair
08:31

A Simplified Stepwise Approach to Echo Guidance during Percutaneous Mitral Valve Repair

Published on: October 16, 2021

Area of Science:

  • Cardiovascular Surgery
  • Biomaterials in Medicine
  • Nephrology

Background:

  • Mitral valve stenosis and severe mitral annular calcification pose significant surgical challenges, particularly in hemodialysis patients.
  • Standard mitral valve replacement techniques may be complicated by extensive calcification, increasing risks of complications.
  • Hemodialysis patients often have comorbidities that necessitate specialized surgical approaches.

Observation:

  • A novel surgical technique was employed for mitral valve replacement in a hemodialysis patient with severe mitral annular calcification.
  • Cavitron ultrasonic surgical aspirator (CUSA) was used for decalcification, creating a flat plane for valve implantation.
  • Autologous pericardium was utilized for mitral annular reconstruction, providing a stable base for the prosthetic valve.

Findings:

  • The described surgical technique successfully addressed severe mitral annular calcification during mitral valve replacement.
  • The patient experienced a good recovery with normal prosthetic valve function and no perivalvular leakage.
  • No embolic complications were observed post-operatively, highlighting the safety of the technique.

Implications:

  • This technique of decalcification using CUSA and annular reconstruction with a pericardial patch is a viable option for valve replacement in patients with severe mitral annular calcification.
  • The approach may reduce surgical risks and improve outcomes in complex mitral valve cases.
  • Further studies are warranted to evaluate the long-term efficacy and broader applicability of this surgical strategy.