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NUR 4110 Medsurg 2 Exam 2
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Medsurg 2 Exam 2
Chapter 28: Management of Patients with Structural, Infections, and
Inflammatory Cardiac Disorders
Valvular Disorders
Regurgitation: The valve does not close properly, and blood backflows through the valve (issue with
closure- backflow)
Stenosis: The valve does not open completely, and blood flow through the valve is
reduced (issue with opening- flow reduced)
Valve prolapse: The stretching of an atrioventricular valve leaflet into the atrium during diastole
(stretching of the valve)
Valves of the Heart
● Pay attention to the closure
● Tricuspid- 3 leaflets
● Mitral/Bicuspid- 2 leaflets
● AV- tricuspid/mitral
● SL- pulmonic/aortic
● Valves control the flow of blood through the heart into pulmonary artery and aorta
Specific Valvular Disorders
Mitral valve prolapse (AV
VALVE)
In this condition a portion of one or both mitral valve leaflets balloons back into
atrium during systole→ this is the prolapse piece- blood will then regurgitate from
the left ventricle back into left atrium
*This is hereditary*
Clinical Manifestations: SOB, fatigue, lightheadedness, dizziness, syncope, palpitations, chest
pain, or anxiety
● Some may be asymptomatic
● May hear a systolic click→ in a high-level practice. This is an early s/s of this
prolapse and
NUR 4110 Medsurg 2 Exam 2 Latest
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can result in
Treatment:
● Antiarrhythmic medications
● No antibiotic prior dental treatments required
● Nitrates, CCB, or beta blockers
● A repair is a valvuloplasty
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2
● A replacement is a valve replacement and the patient may need anticoagulation medication
Avoid: Caffeine, alcohol, tobacco
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