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Related Concept Videos

Healing I: Introduction01:11

Healing I: Introduction

Healing is the physiological process by which the body restores the integrity and function of damaged tissues following injury. It involves a coordinated interplay of cellular proliferation, extracellular matrix remodeling, and growth factor signaling. The extent and nature of the tissue damage determine whether healing occurs by resolution, regeneration, or replacement.ResolutionResolution represents the most complete form of healing, occurring when the injury is minimal and tissue...
Flail Chest-II01:26

Flail Chest-II

Managing flail chest, a condition characterized by a segment of the chest wall moving independently from the rest of the thoracic cage, requires a comprehensive approach. It includes a thorough assessment of the patient's condition, a diagnostic evaluation to determine the extent of the injury, and the implementation of appropriate medical interventions tailored to the individual's needs.
Assessment:
1. Clinical Evaluation:
History:
Healing II: Complications01:24

Healing II: Complications

Complications during healing arise when tissue repair is altered by local or systemic factors. These changes involve abnormal collagen deposition, altered biomechanics, and reduced vascular supply, impairing restoration of normal structure and function.Loss of FunctionScar tissue differs significantly from the original tissue it replaces. In the skin, fibrosis lacks adnexal structures such as hair follicles, sebaceous glands, and sweat glands. Their absence reduces tactile sensitivity, impairs...

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Is two-dimensional oblique parasagittal ultrasound imaging valid for levator ani muscle assessment?

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Related Experiment Video

Updated: May 21, 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

Does levator trauma 'heal'?

K L Shek1, V Chantarasorn, S Langer

  • 1Nepean Clinical School, University of Sydney, Sydney, NSW, Australia. shekkalai@yahoo.com.hk

Ultrasound in Obstetrics & Gynecology : the Official Journal of the International Society of Ultrasound in Obstetrics and Gynecology
|June 1, 2012
PubMed
Summary
This summary is machine-generated.

Pregnancy and childbirth do not significantly alter levator morphology or distensibility over time. While most women show no improvement, two cases of levator avulsion demonstrated anatomical healing postpartum.

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Published on: March 1, 2015

Related Experiment Videos

Last Updated: May 21, 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

Single-stage Dynamic Reanimation of the Smile in Irreversible Facial Paralysis by Free Functional Muscle Transfer
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Single-stage Dynamic Reanimation of the Smile in Irreversible Facial Paralysis by Free Functional Muscle Transfer

Published on: March 1, 2015

Area of Science:

  • Obstetrics and Gynecology
  • Pelvic Floor Imaging
  • Female Pelvic Medicine

Background:

  • Pregnancy and vaginal delivery can cause changes in pelvic floor musculature.
  • Levator avulsion is a significant injury that may impact pelvic floor function.

Purpose of the Study:

  • To assess the regression of pregnancy- and delivery-related changes in levator morphology and distensibility.
  • To evaluate changes in hiatal area and bladder neck descent (BND) postpartum.

Main Methods:

  • Longitudinal study of 488 nulliparous women followed from 36-38 weeks gestation.
  • Four-dimensional translabial ultrasound used for hiatal morphometry and BND assessment at 3-6 months and 2-3 years postpartum.

Main Results:

  • No significant difference in hiatal area or BND between 3-6 months and 2-3 years postpartum.
  • A significant reduction in BND was observed in women who had a vaginal delivery.
  • Two women with levator avulsion at 3-6 months showed anatomical improvement by 2-3 years postpartum.

Conclusions:

  • Pregnancy- and delivery-related changes to levator distensibility show no evidence of regression or healing.
  • Some women with levator avulsion may experience anatomical improvement over time.