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What Is The Significance Of An Extra Heart Valve
A valve is a structure that regulates the direction of flow. The heart is a special kind of pump. It moves blood by squeezing and relaxing. There are 4 chambers and each chamber has a valve. This keeps blood from moving backwards when the heart squeezes. When a chamber squeezes it lets the blood move forward but when the chamber is relaxed it prevents the blood from ...Read more
Valve: The valve opens to allow flow out of the heart to the body. If it doesn't open properly we call this stenosis. It has to close properly to keep blood flowing in a forward direction. If it doesn't we call this insufficiency. Either or both abnormalities can exist in the valve. Severe stenosis results in decreased cardiac output eventually as does severe insufficiency. ...Read moreSee 1 more doctor answer
Stenosis : Blood will have trouble going between heart chambers and great vessels. Depending on the chronicity and the degree of stenosis, bad damage can happen to your lung circulation and your heart chambers. Consequences can be catastrophic. Heart attacks, syncope, heart failure, arrhthmias, sudden death. Common causes are uncontrol htn, congenital bicuspid aortic valve, infections/iv street drugs etc. ...Read moreSee 1 more doctor answer
Depends which valve: Repair most commonly is done on mitral valve, especially when mitral prolapse is present. The excess, "floppy" tissue causing the valve to prolapse is excised to make leaflets more taught. Sometimes an artificial ring is inserted around the base of the leaflets to cinch the whole apparatus together, if it has become dilated, preventing leaflets from closing up against each other. ...Read moreSee 1 more doctor answer
Two ways: In the past, this is done with open heart surgery and the old valve is cut out and a new one sewn in to replace it. A new technique for the aortic valve involves crushing the old valve by blowing up a balloon and then placing the new valve through an artery in the leg, just as is done with a coronary artery stent. The procedure has been used successfully in high risk patients for surgery. ...Read moreSee 1 more doctor answer
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