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Related Concept Videos

Imaging Studies III: Computed Tomography01:27

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...
Imaging Studies I: CT and MRI01:14

Imaging Studies I: CT and MRI

Introduction: MRI and CT scans are crucial advancements in medical imaging techniques, playing a vital role in diagnosing conditions related to the gastrointestinal (GI) system. Each scan serves distinct purposes, targets specific areas, and requires unique nursing duties.
Description of the Procedures
Computed Tomography (CT) scan:
Computed Tomography (CT) scans use X-ray technology to generate detailed images of bones, organs, and tissues. During the scan, the patient lies on a moving table...
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 IV: CMRI01:21

Imaging Studies for Cardiovascular System IV: CMRI

Cardiovascular magnetic resonance imaging, or CMRI, is a non-invasive diagnostic test that employs a magnetic field and radiofrequency waves to create precise images of the heart and arteries. It provides comprehensive information about cardiac anatomy, function, perfusion, and tissue characterization without ionizing radiation.IndicationsCMRI diagnoses various heart conditions, including tissue damage from heart attacks, ischemic heart disease, myocarditis, aortic issues (tears, aneurysms,...
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...
Muscles that Move the Arm01:31

Muscles that Move the Arm

Nine muscles are involved in arm movements. Two of these, the pectoralis major and latissimus dorsi, originate from the axial skeleton and are called axial muscles. The other seven originate from the scapula and are called the scapular muscles.
The pectoralis major has two origins. Its clavicular head originates on the medial half of the clavicle. In contrast, the sternocostal head originates on the costal cartilages of ribs 1-6, the sternum, and the aponeurosis of the external oblique of the...

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Related Experiment Video

Updated: May 30, 2026

Arthroscopic Management of Massive Irreparable Rotator Cuff Tears: Whole Rotator Cable Reconstruction Using Proximal Biceps Tendon Autograft
07:22

Arthroscopic Management of Massive Irreparable Rotator Cuff Tears: Whole Rotator Cable Reconstruction Using Proximal Biceps Tendon Autograft

Published on: June 6, 2025

Current imaging of the rotator cuff.

Steve Gazzola1, Robert R Bleakney

  • 1Joint Department of Medical Imaging, Mount Sinai Hospital, Toronto, Ontario, Canada.

Sports Medicine and Arthroscopy Review
|August 9, 2011
PubMed
Summary

Imaging is crucial for rotator cuff pathology, a common cause of shoulder pain. While radiography is useful for screening, musculoskeletal ultrasound and magnetic resonance imaging best detect full-thickness tears but are less accurate for partial tears.

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Measuring 3D In-vivo Shoulder Kinematics using Biplanar Videoradiography
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Last Updated: May 30, 2026

Arthroscopic Management of Massive Irreparable Rotator Cuff Tears: Whole Rotator Cable Reconstruction Using Proximal Biceps Tendon Autograft
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A Novel Arthroscopic Medial Knot-Tying Suture-Bridge Repair with Rip-Stop Technique for Rotator Cuff Tears
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Measuring 3D In-vivo Shoulder Kinematics using Biplanar Videoradiography
06:09

Measuring 3D In-vivo Shoulder Kinematics using Biplanar Videoradiography

Published on: March 12, 2021

Area of Science:

  • Orthopedics
  • Radiology
  • Sports Medicine

Background:

  • Rotator cuff pathology frequently causes shoulder pain.
  • Accurate diagnosis through imaging is essential for effective patient management.

Purpose of the Study:

  • To review the imaging features of normal and pathologic rotator cuffs.
  • To evaluate the utility and limitations of various imaging modalities for rotator cuff assessment.
  • To discuss the impact of imaging findings on clinical decision-making.

Main Methods:

  • Review of general radiography, musculoskeletal ultrasound, and magnetic resonance imaging.
  • Analysis of sensitivity and specificity for detecting rotator cuff tears.
  • Discussion of observer variability in imaging interpretation.

Main Results:

  • General radiography serves as an initial screening tool, especially for trauma and arthritis.
  • Musculoskeletal ultrasound and magnetic resonance imaging demonstrate high accuracy for full-thickness rotator cuff tears.
  • These modalities show reduced accuracy and increased observer variability for partial-thickness tears.

Conclusions:

  • Musculoskeletal ultrasound and MRI are the preferred imaging techniques for rotator cuff pathology.
  • Understanding the strengths and weaknesses of each modality is key for accurate diagnosis and patient care.
  • Imaging findings significantly influence clinical management strategies for rotator cuff injuries.