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Ultrasonography01:17

Ultrasonography

4.4K
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...
4.4K
Ultrasound I: Abdominal Ultrasonography01:20

Ultrasound I: Abdominal Ultrasonography

185
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...
185
Ultrasound II: Endoscopic Ultrasound and FibroScan01:25

Ultrasound II: Endoscopic Ultrasound and FibroScan

82
Endoscopic Ultrasound (EUS) and FibroScan are valuable diagnostic tools in gastroenterology and hepatology, each with specific applications and techniques.
Endoscopic Ultrasound (EUS):
82
Imaging Studies II: Ultrasonography01:24

Imaging Studies II: Ultrasonography

1
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...
1
Assessing Blood pressure using a doppler ultrasound01:19

Assessing Blood pressure using a doppler ultrasound

1.2K
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:
1.2K
Imaging Studies for Cardiovascular System I:Echocardiography01:17

Imaging Studies for Cardiovascular System I:Echocardiography

299
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,...
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Related Experiment Video

Updated: Jun 12, 2025

Wideband Optical Detector of Ultrasound for Medical Imaging Applications
08:21

Wideband Optical Detector of Ultrasound for Medical Imaging Applications

Published on: May 11, 2014

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Ocular Ultrasound.

Valerie A Pierre1, Tierra Smith2, Alexis Salerno1

  • 1Department of Emergency Medicine, University of Maryland School of Medicine, 110 South Paca Street, 6th Floor, Suite 200, Baltimore, MD 21201, USA.

Emergency Medicine Clinics of North America
|September 26, 2024
PubMed
Summary
This summary is machine-generated.

Point-of-care ultrasound (POCUS) aids emergency department diagnosis of eye conditions. Emergency physicians can use a linear probe to visualize ocular structures and detect potential pathologies.

Keywords:
Emergency medicineEye diseasesPOCUSPapilledemaRetinal diseasesUltrasonographyVision loss

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Area of Science:

  • Emergency Medicine
  • Ophthalmology
  • Medical Imaging

Background:

  • Ocular complaints are common in emergency departments.
  • Accurate and timely diagnosis is crucial for effective treatment.
  • Point-of-care ultrasound (POCUS) offers a non-invasive imaging modality.

Purpose of the Study:

  • To evaluate the utility of POCUS in diagnosing ocular complaints.
  • To demonstrate the ability of emergency physicians to utilize POCUS for eye examinations.

Main Methods:

  • Utilized a linear probe for ultrasound examinations.
  • Focused on visualizing anterior and posterior eye chamber structures.
  • Assessed for common signs of ocular pathology.

Main Results:

  • POCUS allows visualization of key ocular structures.
  • The technique can identify various signs of eye pathology.
  • Emergency physicians can effectively employ POCUS in the ED setting.

Conclusions:

  • POCUS is a valuable tool for emergency physicians diagnosing ocular conditions.
  • It enhances the diagnostic capabilities for eye complaints in the emergency department.