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Related Concept Videos

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.
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Urodynamic Studies: Uroflowmetry01:19

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Uroflowmetry is a non-invasive urodynamic test designed to measure various aspects of urination, including volume, flow rate, and the time to void. This test is crucial for diagnosing and assessing conditions such as bladder outlet obstruction, bladder dysfunction, incomplete bladder emptying, incontinence, and urinary tract blockages caused by benign prostatic hyperplasia (BPH) and urethral strictures.Pre-Test Instructions:Before a uroflowmetry test, patients are typically advised to drink...
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Imaging Studies VI: Voiding Cystourethrography and Cystography

Voiding Cystourethrography (VCUG) and Cystography are specialized radiographic procedures used to examine the structure and function of the bladder and urethra.Voiding Cystourethrography (VCUG)A Voiding Cystourethrogram (VCUG) is a diagnostic imaging procedure that assesses the anatomy and function of the lower urinary tract. It focuses on the bladder, bladder neck, and urethra, helping detect abnormalities such as vesicoureteral reflux (VUR)—the backward or reverse flow of urine into the...
Imaging Studies II: Ultrasonography01:24

Imaging Studies II: Ultrasonography

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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):

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Related Experiment Video

Updated: May 14, 2026

A Cognitive Fusion-guided Prostate Biopsy Using Multiparametric Magnetic Resonance Imaging and Transrectal Ultrasound
06:08

A Cognitive Fusion-guided Prostate Biopsy Using Multiparametric Magnetic Resonance Imaging and Transrectal Ultrasound

Published on: March 21, 2025

Transrectal real-time elastography of the prostate: Normal patterns.

A Goddi1, A Sacchi, G Magistretti

  • 1SME-Diagnostic Imaging Medical Center, Varese, Italy.

Journal of Ultrasound
|February 12, 2013
PubMed
Summary
This summary is machine-generated.

Transrectal real-time sonoelastography helps define normal prostate elasticity patterns related to gland volume. This study correlates elasticity in different prostate zones with age and volume, aiding clinical interpretation.

Keywords:
ElastographyProstateSonoelastographyUltrasound

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Use of MRI-ultrasound Fusion to Achieve Targeted Prostate Biopsy
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Use of MRI-ultrasound Fusion to Achieve Targeted Prostate Biopsy

Published on: April 9, 2019

Related Experiment Videos

Last Updated: May 14, 2026

A Cognitive Fusion-guided Prostate Biopsy Using Multiparametric Magnetic Resonance Imaging and Transrectal Ultrasound
06:08

A Cognitive Fusion-guided Prostate Biopsy Using Multiparametric Magnetic Resonance Imaging and Transrectal Ultrasound

Published on: March 21, 2025

Use of MRI-ultrasound Fusion to Achieve Targeted Prostate Biopsy
09:11

Use of MRI-ultrasound Fusion to Achieve Targeted Prostate Biopsy

Published on: April 9, 2019

Area of Science:

  • Medical Imaging
  • Urology
  • Biophysics

Background:

  • Transrectal real-time sonoelastography is increasingly important for prostate evaluation.
  • Defining normal elasticity patterns correlated with prostate volume is crucial for clinical practice.

Purpose of the Study:

  • To establish normal sonoelastography patterns of the prostate.
  • To correlate these patterns with prostate volume and anatomical zones.
  • To address technical considerations in prostate elastography.

Main Methods:

  • 100 men (aged 30-87) with prostate volumes from 20-100 cc were studied.
  • Strain images were acquired using an end-fire convex probe.
  • Prostate anatomical zone elasticity was compared with gland volume.

Main Results:

  • The peripheral zone was consistently elastic. Rare areas of reduced elasticity were seen in 23% of men over 40.
  • The central zone showed variable elasticity, with posterior regions being more elastic than lateral/base regions.
  • Transition zone elasticity varied with prostate volume: smaller glands (<45 cc) were more elastic than larger ones (>45 cc).

Conclusions:

  • Real-time sonoelastography effectively differentiates prostate elastic properties.
  • Normal elasticity patterns can be defined and correlated with prostate gland volume.
  • Findings support the use of elastography for characterizing normal prostate tissue variations.