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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 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...
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 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 Abdomen I: Inspection and Auscultation01:25

Assessment of the Abdomen I: Inspection and Auscultation

Introduction
The abdominal examination is a cornerstone of clinical medicine, serving as a critical tool in diagnosing various gastrointestinal (GI) diseases. It involves a systematic approach that includes inspection and auscultation, each with distinct yet complementary roles in assessing the abdomen. This article will delve into these two primary methods healthcare professionals use to examine the abdomen.
Inspection of the Abdomen
The first step in any abdominal examination is inspection.

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Related Experiment Video

Updated: Jun 27, 2026

An Approach to Point-Of-Care Ultrasound Evaluation of the Abdominal Aorta
07:12

An Approach to Point-Of-Care Ultrasound Evaluation of the Abdominal Aorta

Published on: September 8, 2023

A simplified method for anal ultrasonography: preliminary report.

Danilo Castellani1, Elisabetta Antonelli, Giuseppe Sabatino

  • 1Gastroenterology and Hepatology Section, Department of Clinical and Experimental Medicine, University of Perugia, Italy.

Journal of Clinical Gastroenterology
|November 21, 2008
PubMed
Summary

A new, cost-effective method for anal endosonography (AES) uses standard echoendoscopes and disposable anoscopes. This technique provides high-quality images for diagnosing anal sphincter abnormalities, avoiding expensive dedicated probes.

Related Experiment Videos

Last Updated: Jun 27, 2026

An Approach to Point-Of-Care Ultrasound Evaluation of the Abdominal Aorta
07:12

An Approach to Point-Of-Care Ultrasound Evaluation of the Abdominal Aorta

Published on: September 8, 2023

Area of Science:

  • Gastroenterology
  • Medical Imaging
  • Surgical Technology

Background:

  • Anal endosonography (AES) is crucial for visualizing anal sphincter abnormalities.
  • Dedicated AES probes are prohibitively expensive for many clinical settings.

Purpose of the Study:

  • To present a simplified and economical approach to performing AES.
  • To utilize existing echoendoscope equipment with a disposable anoscope and ultrasound gel.

Main Methods:

  • A novel technique involving inserting an endoscope through a disposable anoscope filled with ultrasound gel was employed.
  • The study included subjects without anal abnormalities and patients with conditions like abscesses and fistulas.

Main Results:

  • High-quality images were achieved in both control and patient groups.
  • Anatomical structures and pathological features, including abscesses and fistulas, were clearly visualized.
  • Findings were consistently corroborated by magnetic resonance imaging.

Conclusions:

  • This method offers a cost-effective alternative for performing AES.
  • It enables high-quality anal endosonography in facilities with available echoendoscopes.
  • Eliminates the need for specialized, expensive dedicated probes.