Lateral Knee
August 2025
Author: R. Conner Dixon, MD, CAQ-SM
Peer Reviewer: Justine Ko, MD, CAQ-SM
Peer Reviewer: Justine Ko, MD, CAQ-SM
This image was obtained using a linear probe in a longitudinal orientation along the lateral aspect of the knee.
Image 1: Author’s own images and annotations
A 57-year-old male notes lateral knee pain after playing tennis. You perform an ultrasound and obtain the image below.
Image 1: Case courtesy of Maulik S Patel, Radiopaedia.org, rID: 18575
What are the major structures in this longitudinal volar elbow ultrasound and where is the pathology?
You can see the hypoechoic tear within the triangular-shaped meniscus. There is an associated parameniscal cyst.
Image 2: Case courtesy of Maulik S Patel, Radiopaedia.org, rID: 18575, author’s own annotations