Related Experiment Video
Updated: Jun 25, 2026

Non-Invasive Compression-Induced Anterior Cruciate Ligament (ACL) Injury and In Vivo Imaging of Protease Activity in Mice
Published on: September 29, 2023
MR imaging of the knee.
1Department of Radiology and Imaging, Hospital for Special Surgery and Weill Medical College of Cornell University, New York, NY 10021, USA. millertt@hss.edu
Magnetic resonance imaging (MRI) offers advanced knee evaluation, moving beyond basic structure to assess metabolism and ultrastructure. New techniques enhance imaging of meniscal and anterior cruciate ligament injuries, along with cartilage health.
Area of Science:
- Orthopedics
- Radiology
- Biomedical Imaging
Background:
- Magnetic resonance imaging (MRI) is the primary diagnostic tool for knee evaluation.
- Technological advancements in MRI, including higher magnetic and gradient strengths and improved coil designs, have enabled new pulse sequences.
- These innovations have expanded knee MRI capabilities from standard morphological assessment to metabolic and ultrastructural imaging.
Purpose of the Study:
- To review current MRI techniques for meniscal and anterior cruciate ligament (ACL) injuries.
- To discuss emerging developments in knee MRI, specifically 3 Tesla (3T) imaging.
- To cover advanced cartilage imaging techniques like T2 mapping, T1ρ, and delayed gadolinium-enhanced MRI of cartilage (dGEMRIC).
Main Methods:
- Review of existing literature and recent advancements in knee MRI.
- Focus on specific injury types: meniscal tears and ACL injuries.
- Exploration of novel imaging sequences and higher field strength (3T) applications.
Main Results:
- Standard MRI effectively visualizes meniscal and ACL injuries.
- Advanced techniques provide deeper insights into knee joint's metabolic state and ultrastructure.
- 3T MRI and specialized cartilage imaging offer enhanced diagnostic potential.
Conclusions:
- Knee MRI has evolved significantly, offering comprehensive evaluation beyond morphology.
- Newer MRI techniques are crucial for detailed assessment of knee injuries and cartilage health.
- Continued development in MRI technology promises further improvements in diagnosing knee conditions.
More Related Videos
07:15In vivo Macrophage Imaging Using MR Targeted Contrast Agent for Longitudinal Evaluation of Septic Arthritis
Published on: October 20, 2013
06:28Anterior Cruciate Ligament Transection and Synovial Fluid Lavage in a Rodent Model to Study Joint Inflammation and Posttraumatic Osteoarthritis
Published on: September 2, 2025
Related Concept Videos
Imaging Studies IV: Magnetic Resonance Imaging
Imaging Studies I: CT and MRI
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...
Magnetic Resonance Imaging
Ultrasonography
During an ultrasonography procedure, a handheld device called a...
Imaging Studies II: Ultrasonography
Imaging Studies III: Computed Tomography