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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 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...
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 Valve Prolapse III: Nursing Management01:19

Mitral Valve Prolapse III: Nursing Management

The nursing management of Mitral Valve Prolapse, or MVP, centers around patient education, symptom monitoring, and lifestyle modifications.Patient Education on MVP Diagnosis and Heredity: Nurses should provide comprehensive education about MVP, a condition where the mitral valve does not close appropriately during heartbeats. This education often includes the condition's pathophysiology, symptoms, and potential complications, like arrhythmias or mitral regurgitation. Though not fully...
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...

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Related Experiment Video

Updated: Jun 25, 2026

Cox-Maze IV Procedure Concomitant with Valvular Surgery In Situs Inversus Dextrocardia: A Single-Center Experience in China
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Mitral valve replacement and Hunter syndrome: case report.

Theophani Antoniou1, G Kirvassilis, L Tsourelis

  • 1Department of Anesthesiology, Onassis Cardiac Surgery Center, Athens, Greece. ktheodoraki@hotmail.com

The Heart Surgery Forum
|February 24, 2009
PubMed
Summary

This case study details a rare instance of mitral valve stenosis caused by Hunter syndrome (mucopolysaccharoidosis type II). Successful mitral valve replacement was achieved despite anesthetic challenges, with the patient remaining stable post-surgery.

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Last Updated: Jun 25, 2026

Cox-Maze IV Procedure Concomitant with Valvular Surgery In Situs Inversus Dextrocardia: A Single-Center Experience in China
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Published on: October 16, 2021

Area of Science:

  • Cardiology
  • Genetics
  • Anesthesiology

Background:

  • Hunter syndrome (mucopolysaccharoidosis type II) is a rare genetic disorder.
  • Mucopolysaccharoidosis type II can lead to cardiac complications, including mitral valve stenosis.
  • Anatomical abnormalities in MPS patients pose significant anesthetic and surgical challenges.

Observation:

  • A 33-year-old male patient with Hunter syndrome presented with mitral valve stenosis.
  • The patient exhibited excessive oral secretions and atrial fibrillation, complicating management.
  • Preoperative assessment and meticulous airway management planning were crucial.

Findings:

  • The patient successfully underwent mitral valve replacement surgery.
  • The hospital course was uncomplicated following the procedure.
  • At 6-month follow-up, the patient remained in stable condition.

Implications:

  • This case highlights the importance of comprehensive preoperative evaluation for patients with rare genetic disorders undergoing cardiac surgery.
  • Effective airway management strategies are critical for mitigating anesthetic risks in MPS patients.
  • Successful surgical outcomes are achievable with careful planning and multidisciplinary care.