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Related Concept Videos

Muscles of the Abdomen01:21

Muscles of the Abdomen

The abdominal wall encircles the abdominal cavity, providing flexible protection and shielding the internal organs from harm. It is bordered at the top by the xiphoid process and costal margins, at the back by the vertebral column, and at the bottom by the pelvic bones and inguinal ligament. The abdominal wall is divided into two regions — the anterolateral and posterior regions.
Anterolateral Region
The anterolateral region comprises five paired muscles classified into the lateral and anterior...
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 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...
Aortic Regurgitation II: Clinical Features and Diagnostic Tests01:22

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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...
Aortic Regurgitation I: Introduction01:15

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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...
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.

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Related Experiment Video

Updated: Jun 28, 2026

Quantification of Levator Ani Hiatus Enlargement by Magnetic Resonance Imaging in Males and Females with Pelvic Organ Prolapse
07:41

Quantification of Levator Ani Hiatus Enlargement by Magnetic Resonance Imaging in Males and Females with Pelvic Organ Prolapse

Published on: April 17, 2019

Diastasis recti: clinical anatomy.

Daniel Brauman1

  • 1White Plains, N.Y. From the Weill Medical College of Cornell University.

Plastic and Reconstructive Surgery
|October 31, 2008
PubMed
Summary
This summary is machine-generated.

Diastasis recti repair is key in abdominoplasty, but this study shows abdominal wall protrusion, not diastasis, is the true indicator of laxity. Protrusion is caused by overall abdominal wall stretching, not just the linea alba.

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Diaphragmatic Ultrasound in Adults: Image Acquisition and Interpretation
05:51

Diaphragmatic Ultrasound in Adults: Image Acquisition and Interpretation

Published on: January 31, 2025

Related Experiment Videos

Last Updated: Jun 28, 2026

Quantification of Levator Ani Hiatus Enlargement by Magnetic Resonance Imaging in Males and Females with Pelvic Organ Prolapse
07:41

Quantification of Levator Ani Hiatus Enlargement by Magnetic Resonance Imaging in Males and Females with Pelvic Organ Prolapse

Published on: April 17, 2019

In situ Transverse Rectus Abdominis Myocutaneous Flap: A Rat Model of Myocutaneous Ischemia Reperfusion Injury
11:12

In situ Transverse Rectus Abdominis Myocutaneous Flap: A Rat Model of Myocutaneous Ischemia Reperfusion Injury

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Diaphragmatic Ultrasound in Adults: Image Acquisition and Interpretation
05:51

Diaphragmatic Ultrasound in Adults: Image Acquisition and Interpretation

Published on: January 31, 2025

Area of Science:

  • Plastic Surgery
  • Abdominal Wall Anatomy

Background:

  • Diastasis recti repair is a key metric for abdominoplasty success.
  • Current understanding links diastasis recti presence and size to abdominal wall laxity and protrusion.

Purpose of the Study:

  • To challenge conventional concepts of diastasis recti.
  • To investigate the relationship between diastasis recti, abdominal wall laxity, and protrusion.

Main Methods:

  • Analyzed intraoperative linea alba measurements in 92 abdominoplasty patients.
  • Quantified abdominal wall protrusion by estimating intra-abdominal fat volume (large, medium, small).

Main Results:

  • Linea alba has a limited stretch range (1-2 inches) irrespective of abdominal girth.
  • Eight patients with diastasis showed no protrusion; five without diastasis had significant protrusion.
  • The widest diastasis site often didn't match the protrusion site.

Conclusions:

  • Abdominal wall protrusions result from overall abdominal wall stretching, not solely linea alba stretching.
  • Significant protrusion can occur without diastasis, and diastasis can exist with a flat abdomen.
  • Abdominal protrusion, not diastasis, should be the primary indicator of abdominal wall laxity for surgical decisions.