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Related Concept Videos

Assessment of the Rectum and Anus01:25

Assessment of the Rectum and Anus

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Evaluating the rectum and anus plays a crucial role in conducting a thorough physical examination of the gastrointestinal system. Although it may be uncomfortable and often embarrassing for the patient, it holds immense diagnostic value, particularly in detecting gastrointestinal diseases and abnormalities. This guide will explain how to perform this assessment using inspection and palpation methods.
Rectal Inspection
Begin by inspecting the perianal and anal areas for color, texture, rashes,...
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The urinary bladder is a hollow, muscular sac that temporarily stores urine before it is expelled from the body. It can hold approximately 600 mL of urine prior to micturition. The bladder is retroperitoneal and located behind the pubic symphysis in the pelvic floor.
In males, the bladder is situated in front of the rectum, while in females, it is positioned anterior to the vagina and uterus. The bladder floor contains an inverted triangular area called the trigone, defined by the two ureteric...
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Related Experiment Video

Updated: Jun 6, 2025

Quantification of Levator Ani Hiatus Enlargement by Magnetic Resonance Imaging in Males and Females with Pelvic Organ Prolapse
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Levator Ani Deficiency and Pelvic Floor Dysfunction 1 Year Postpartum: A Prospective Nested Case-Control Study.

Markus Harry Jansson1,2, Sophia Brismar Wendel1,3, Emilia Rotstein4,5

  • 1Department of Clinical Sciences, Danderyd Hospital, Karolinska Institute, Stockholm, Sweden.

BJOG : an International Journal of Obstetrics and Gynaecology
|December 3, 2024
PubMed
Summary

Levator ani deficiency (LAD) after vaginal birth is linked to postpartum pelvic floor issues like urinary incontinence and vaginal laxity. Even minor LAD increases the risk of these common, yet impactful, conditions.

Keywords:
LAD scorelevator ani avulsionlevator ani musclepelvic floor dysfunctionultrasoundvaginal birth

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Area of Science:

  • Obstetrics and Gynecology
  • Pelvic Floor Disorders
  • Postpartum Recovery

Background:

  • Pelvic floor dysfunction is a common postpartum complication.
  • Levator ani deficiency (LAD) is a potential contributor to these issues.
  • Understanding the association between LAD and specific symptoms is crucial for targeted interventions.

Purpose of the Study:

  • To determine if levator ani deficiency (LAD) is associated with pelvic floor dysfunction one year postpartum.
  • To identify the specific cut-off score of LAD that correlates with increased risk of pelvic floor dysfunction.

Main Methods:

  • A nested case-control study was conducted with primiparous women one year after vaginal birth.
  • Three-dimensional endovaginal ultrasound assessed levator ani muscle integrity, generating a LAD score.
  • Validated questionnaires identified pelvic floor dysfunction symptoms; logistic regression analyzed associations.

Main Results:

  • A greater LAD score was significantly associated with increased risk of urinary incontinence (aOR 1.11) and vaginal laxity (aOR 1.14).
  • Urinary incontinence risk rose with LAD scores of ≥1 point, while vaginal laxity risk increased at LAD scores of ≥8 points.
  • No significant difference in LAD score of 0 was observed between symptomatic and asymptomatic women.

Conclusions:

  • Levator ani deficiency (LAD) is demonstrably linked to both urinary incontinence and vaginal laxity one year postpartum.
  • The risk of urinary incontinence escalates even with minor LAD, potentially due to defects affecting midurethral support.
  • These findings highlight the importance of assessing LAD in postpartum women experiencing pelvic floor dysfunction.