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Related Concept Videos

Aortic Regurgitation III: Medical Management01:25

Aortic Regurgitation III: Medical Management

Aortic regurgitation (AR) is when the aortic valve does not close or seal properly, leading to backward blood circulation from the aorta into the left ventricle during diastole. Common causes of AR include rheumatic heart disease, congenital valve defects, and aortic root dilation. Managing AR requires a multifaceted approach to alleviate symptoms, preserve left ventricular function, and address the underlying cause of the regurgitation. Patients with symptomatic AR or significant left...
Aortic Regurgitation I: Introduction01:15

Aortic Regurgitation I: Introduction

IntroductionAortic regurgitation is characterized by the backward flow of blood from the aorta into the left ventricle during diastole and arises from the improper closure of the aortic valve. This condition results in left ventricular volume overload and can stem from both acute and chronic etiologies, each contributing uniquely to the disease's progression and symptomatology.Acute and Chronic CausesAcute aortic regurgitation often results from events that suddenly impair the integrity of the...
Aortic Regurgitation IV: Nursing Management01:17

Aortic Regurgitation IV: Nursing Management

A nurse managing a patient with aortic regurgitation begins with a comprehensive assessment, including a review of the patient's medical history, family history, and lifestyle factors. During the cardiac examination, the nurse listens for heart sounds and checks for signs of valve abnormalities. The nurse also observes for symptoms such as dyspnea, orthopnea, and paroxysmal nocturnal dyspnea and assesses the patient's endurance and daily activity tolerance.Based on the findings, the nurse...
Aortic Regurgitation II: Clinical Features and Diagnostic Tests01:22

Aortic Regurgitation II: Clinical Features and Diagnostic Tests

Aortic valve regurgitation (AR) occurs when the aortic valve fails to close properly, allowing blood to flow backward from the aorta into the left ventricle. This backflow can result in two distinct clinical presentations: acute and chronic AR, each characterized by its own set of symptoms and physical findings.Acute Aortic RegurgitationAcute AR presents with a sudden onset of severe symptoms. Patients typically experience profound dyspnea (shortness of breath), chest pain, and signs of left...
Aneurysm IV: Nursing Management01:22

Aneurysm IV: Nursing Management

Vigilant monitoring for aneurysm rupture is essential for patients undergoing aortic surgery.Preoperative Nursing ManagementContinuously monitor the patient for manifestations of aneurysm rupture, such as pallor, weakness, tachycardia, hypotension, abdominal, back, groin, or periumbilical pain, changes in consciousness, and a pulsating abdominal mass. Regularly assess the patient's peripheral pulses.Instruct the patient to consume a clear liquid diet the day before surgery and administer...
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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Standardized Technique of Aortic Valve Re-implantation for Valve-sparing Aortic Root Replacement
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Published on: December 11, 2017

[Operation for aortic regurgitation after ascending aortic replacement].

Kojiro Furukawa1, Shigeki Morita

  • 1Department of Thoracic and Cardiovascular Surgery, Faculty of Medicine, Saga University, Saga, Japan.

Kyobu Geka. the Japanese Journal of Thoracic Surgery
|August 7, 2013
PubMed
Summary

Surgery for aortic regurgitation after ascending aortic replacement is crucial for patients with Stanford A acute aortic dissection. Preoperative assessment guides decisions on valve repair versus replacement, emphasizing patient condition and valve preservation.

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Area of Science:

  • Cardiovascular Surgery
  • Thoracic Aortic Disease

Background:

  • Management of aortic regurgitation following ascending aortic replacement for acute aortic dissection (Stanford A).
  • Increasing prevalence of patients requiring re-intervention for aortic valve issues post-ascending aorta surgery.

Observation:

  • Preoperative evaluation is key to determine the extent of surgery: aortic regurgitation only or combined with residual aortic dilatation.
  • Consideration for native aortic valve preservation is an important factor in surgical planning.
  • Inferior T-shaped mini-sternotomy facilitates staged re-sternotomy for complex cases involving giant thoracic aortic aneurysms.

Findings:

  • Optimal surgical strategy depends on the patient's overall condition and the specific aortic pathology.
  • Adequate cardiac and cerebral protection are vital for successful outcomes.
  • Postoperative intensive care and diligent outpatient follow-up are essential for patient recovery.

Implications:

  • Surgeons need specialized proficiency in managing aortic regurgitation after ascending aortic replacement.
  • This expertise is increasingly necessary due to the growing number of patients requiring such procedures.
  • Improved surgical techniques and patient selection can lead to better long-term results for complex aortic conditions.