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Related Concept Videos

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...
Imaging Studies for Cardiovascular System I:Echocardiography01:17

Imaging Studies for Cardiovascular System I:Echocardiography

Cardiac imaging studies encompass a wide range of noninvasive and minimally invasive techniques designed to visualize the heart's structure and function in detail. One such technique is echocardiography, which uses high-frequency ultrasound waves to produce detailed images of the heart, known as echocardiograms.
Indications: Echocardiography is utilized to diagnose heart failure, valve disorders, and myocardial infarction. It also assesses cardiac structures' size, shape, and motion, evaluates...
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...
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):
Imaging Studies for Cardiovascular System II:Types of Echocardiography01:20

Imaging Studies for Cardiovascular System II:Types of Echocardiography

Echocardiography plays a role in assessing cardiac health and detecting heart conditions, with various types providing critical insights for diagnosis and treatment.
Types of Echocardiography
Transthoracic Echocardiography (TTE)
TTE is the most common type of echocardiogram which involves placing a transducer on the patient's chest, emitting sound waves to create heart images. TTE is invaluable for evaluating the heart's size, structure, and motion, making it particularly useful for diagnosing...

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Updated: Jun 21, 2026

Murine Fetal Echocardiography
08:04

Murine Fetal Echocardiography

Published on: February 15, 2013

Basic versus detailed sonography: what do we miss?

Stephen T Chasen1, Robin B Kalish, Frank A Chervenak

  • 1Department of Obstetrics and Gynecology, Division of Maternal-Fetal Medicine, Weill Medical College of Cornell University, 525 E 68th St, Room J130, New York, NY 10021 USA. stchasen@med.cornell.edu

Journal of Ultrasound in Medicine : Official Journal of the American Institute of Ultrasound in Medicine
|August 1, 2009
PubMed
Summary
This summary is machine-generated.

Restricting detailed second-trimester sonography to high-risk pregnancies would miss many major anomalies. Routine detailed ultrasounds are crucial for detecting a significant proportion of fetal structural abnormalities.

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State of the Art Cranial Ultrasound Imaging in Neonates
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State of the Art Cranial Ultrasound Imaging in Neonates

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Murine Fetal Echocardiography
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Murine Fetal Echocardiography

Published on: February 15, 2013

State of the Art Cranial Ultrasound Imaging in Neonates
10:02

State of the Art Cranial Ultrasound Imaging in Neonates

Published on: February 2, 2015

Area of Science:

  • Medical Imaging
  • Obstetrics and Gynecology
  • Fetal Medicine

Background:

  • Second-trimester sonography is a key tool in prenatal diagnosis.
  • Current practices vary regarding the extent of detailed fetal anomaly screening.

Purpose of the Study:

  • To evaluate the impact of a restrictive versus routine approach to detailed second-trimester sonography.
  • To determine the proportion of major anomalies missed by a basic examination.

Main Methods:

  • Retrospective review of singleton pregnancies (2004-2008).
  • Comparison of anomalies detected by detailed (CPT 76811) versus basic (CPT 76805) ultrasound examinations.
  • Statistical analysis using Fisher exact and Student t tests.

Main Results:

  • Major anomalies were found in 218 patients; 75 opted for abortion.
  • 40.4% of detected anomalies involved structures not typically included in a basic examination.
  • No increased prevalence of risk factors in patients with anomalies requiring detailed scans or those choosing abortion.

Conclusions:

  • Limiting detailed sonography to patients with risk factors would miss a substantial number of fetal anomalies.
  • Routine detailed second-trimester sonography is essential for comprehensive anomaly detection.