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Ultrasonography

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 Ultrasonography

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...

Imaging Studies II: Ultrasonography

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 FibroScan

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 III: Computed Tomography

Imaging Studies III: Computed Tomography

DefinitionComputed Tomography (CT) of the genitourinary (GU) tract is a non-invasive imaging modality that utilizes X-rays and computer processing to generate detailed cross-sectional images of the urinary system, encompassing the kidneys, ureters, bladder, and adjacent structures such as the adrenal glands.PurposeCT scans of the GU tract serve several diagnostic and therapeutic purposes, including:Diagnosis of Urinary Tract Diseases: Detects kidney stones, tumors, cysts, and congenital...

Assessing Blood pressure using a doppler ultrasound

Assessing Blood pressure using a doppler ultrasound

To obtain accurate blood pressure measurements in clinical settings, especially when traditional methods are insufficient, healthcare professionals utilize the Doppler ultrasound technique. This method uses high-frequency sound waves to detect blood flow within the arteries, which is crucial for patients with conditions that complicate circulatory system assessment.
Pre-Procedural Guidelines for Doppler Ultrasound Blood Pressure Assessment:
Preparation of Equipment:

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Related Experiment Video

Updated: May 20, 2026

High Frequency Ultrasound for the Analysis of Fetal and Placental Development In Vivo

High Frequency Ultrasound for the Analysis of Fetal and Placental Development In Vivo

Published on: November 8, 2018

Fetal ultrasound scan--prerogatives for the basic level.

Aleksandra Novakov Mikić¹, Dorde Ilić, Tihomir Vejnović

¹Department of Obstetrics and Gynecology, Clinical Centre of Vojvodina, Novi Sad. aleksandranovakov@gmail.com

Medicinski Pregled

|July 14, 2012

Summary

A standardized mid-trimester prenatal ultrasound scan is crucial for identifying high-risk pregnancies and diagnosing fetal anomalies. Implementing a uniform checklist and guidelines ensures consistent, high-quality care and reduces unnecessary examinations.

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High Frequency Ultrasound for the Analysis of Fetal and Placental Development In Vivo

High Frequency Ultrasound for the Analysis of Fetal and Placental Development In Vivo

Published on: November 8, 2018

Murine Fetal Echocardiography

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Fetal Echocardiography and Pulsed-wave Doppler Ultrasound in a Rabbit Model of Intrauterine Growth Restriction

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Published on: June 29, 2013

Area of Science:

Obstetrics and Gynecology
Medical Imaging
Prenatal Diagnosis

Background:

Adequate prenatal ultrasound scans are essential for defining high-risk populations requiring further investigation.
A standardized fetal mid-trimester scan aids in diagnosing anomalies and evaluating overall pregnancy status.

Purpose of the Study:

To review the benefits and requirements of a complete basic mid-trimester fetal ultrasound scan.
To propose directions for organizing and standardizing these scans through checklists and guidelines.

Main Methods:

Review of existing literature and practices regarding mid-trimester fetal ultrasound scans.
Development of a proposed standardization framework including a uniform checklist and guidelines.

Main Results:

Standardization of the basic mid-trimester fetal ultrasound scan ensures consistent examination quality.
A routine, complete second-trimester ultrasound (18-22 weeks) with a comprehensive report optimizes fetal anomaly diagnosis and prenatal care management.

Conclusions:

Standardization, clear guidelines, and continuous education are vital for improving basic mid-trimester fetal ultrasound scans.
A routine, complete second-trimester ultrasound reduces unnecessary examinations and associated costs while enhancing diagnostic accuracy.