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Related Concept Videos

Imaging Studies II: Ultrasonography01:24

Imaging Studies II: Ultrasonography

IntroductionUltrasonography, or renal ultrasound, is a noninvasive medical imaging technique that uses high-frequency sound waves to visualize the kidneys, ureters, bladder, and surrounding tissues.Indications for Urinary System UltrasonographyUrinary system ultrasonography is indicated in various clinical scenarios, such as:Kidney Stones (Urolithiasis): To detect and monitor the size and presence of kidney or urinary tract stones.Hydronephrosis: To assess the dilation of the renal pelvis and...
Ultrasound II: Endoscopic Ultrasound and FibroScan01:25

Ultrasound II: Endoscopic Ultrasound and FibroScan

Endoscopic Ultrasound (EUS) and FibroScan are valuable diagnostic tools in gastroenterology and hepatology, each with specific applications and techniques.
Endoscopic Ultrasound (EUS):
Assessment of the Rectum and Anus01:25

Assessment of the Rectum and Anus

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,...
Ultrasonography01:17

Ultrasonography

Ultrasonography is an imaging technique that uses high-frequency sound waves to visualize the body's internal structures. It is a non-invasive and safe procedure that does not involve the use of ionizing radiation, making it widely used in various medical fields. Ultrasonography is used to study heart function, blood flow in the neck or extremities, certain conditions such as gallbladder disease, and fetal growth and development.
During an ultrasonography procedure, a handheld device called a...
Ultrasound I: Abdominal Ultrasonography01:20

Ultrasound I: Abdominal Ultrasonography

Introduction:
Abdominal ultrasonography, commonly known as abdominal ultrasound, is a vital, non-invasive medical imaging technique widely used in healthcare.
Procedure:
This diagnostic tool allows the clinician to visually inspect internal structures within the abdomen, including vital organs such as the liver, gallbladder, pancreas, kidneys, and spleen.
The abdominal ultrasound process begins with applying a special gel to the patient's skin over the abdomen. This gel enhances the...
Urologic Endoscopic Procedure: Cystoscopic Examination01:28

Urologic Endoscopic Procedure: Cystoscopic Examination

Meaning of Cystoscopic Examination:Cystoscopy is an essential diagnostic tool in urology that is used to assess the structure and function of the genitourinary system. It provides a direct view of the urethra, bladder, and, in some cases, the ureteral openings. This procedure helps detect structural abnormalities, infections, cancers, and blockages in the urinary tract. There are two types of cystoscopy:Flexible cystoscopy is commonly performed in outpatient settings due to its less invasive...

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Related Experiment Video

Updated: Jun 1, 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

Endoanorectal ultrasonography.

Ismail Mihmanli1, Fatih Kantarci, Vikram S Dogra

  • 1Department of Radiology, Cerrahpasa Medical Faculty, Istanbul University, Istanbul, Turkey. mihmanli@yahoo.com

Ultrasound Quarterly
|May 25, 2011
PubMed
Summary
This summary is machine-generated.

Endoanorectal ultrasonography (EARUS) is a valuable tool for diagnosing anorectal disorders, offering clear visualization of anal sphincters and pelvic floor structures. This technique provides detailed imaging for conditions like perianal fistulae and early rectal cancer, serving as a cost-effective alternative to MRI.

More Related Videos

Image Acquisition using Portable Sonography for Emergency Airway Management
07:31

Image Acquisition using Portable Sonography for Emergency Airway Management

Published on: September 28, 2022

Related Experiment Videos

Last Updated: Jun 1, 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

Image Acquisition using Portable Sonography for Emergency Airway Management
07:31

Image Acquisition using Portable Sonography for Emergency Airway Management

Published on: September 28, 2022

Area of Science:

  • Gastroenterology
  • Diagnostic Imaging
  • Colorectal Surgery

Background:

  • Anorectal disorders require accurate diagnostic methods.
  • Traditional digital examination can be uncomfortable and limited in scope.
  • Endoanorectal ultrasonography (EARUS) offers a less invasive and more detailed imaging option.

Purpose of the Study:

  • To review the utility of EARUS in diagnosing various anorectal conditions.
  • To highlight the advantages of EARUS over conventional methods.
  • To discuss the role of EARUS in evaluating perianal fistulae, incontinence, sepsis, and early rectal cancer.

Main Methods:

  • Review of existing literature on EARUS applications.
  • Description of sonographic anatomy and disease findings.
  • Discussion of 2D and 3D EARUS capabilities.
  • Comparison with transvaginal and transperineal ultrasound.

Main Results:

  • EARUS provides clear visualization of anal sphincters and pelvic floor muscles.
  • Contrast agents enhance accuracy for perianal fistula assessment.
  • EARUS can detect submucosal invasion in early rectal cancer.
  • 3D EARUS offers multiplane imaging with high spatial resolution.

Conclusions:

  • EARUS is an effective, accessible, and less uncomfortable diagnostic tool for anorectal diseases.
  • It serves as a cost-effective alternative to MRI.
  • EARUS provides crucial information for therapeutic decision-making in colorectal conditions.