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Quadriceps Tendinosis
 

Author: Bryson Merrill, MD
Affiliation: Womack Army Medical Center, Fort Bragg, NC
Co Author(s): Alex Houser, DO, CAQSM, FAAFP
Senior Editor: Nicholas Moore, MD

Clinical Vignette: A 30-year-old female presented with a 3-month history of insidious onset of right superior knee pain. Pain was worse with jumping, running, and going up and down stairs. She endorsed the occasional sensation of her quadriceps "giving out", particularly when going downstairs.

Type of Probe Used: 15-4 MHz Linear Transducer



Unlabeled long axis view comparing bilateral distal quadriceps tendons. Image A is the asymptomatic side measuring approximately 0.75 cm thick, while Image B is the symptomatic side measuirng approximately 1.25 cm thick.


Unlabeled long axis view of the suprapatellar recess and distal quadriceps tendon.


Labeled long axis view of the suprapatellar recess and distal quadriceps tendon (Q). Note the area of tendinosis (arrowheads). patella (P); femur (F); quadriceps fat pad (QF); prefemoral fat pad (PF); suprapatellar joint recess (arrow).


Unlabeled short axis view of the suprapatellar recess and distal quadriceps tendon.


Labeled short axis view of the suprapatellar recess and distal quadriceps tendinosis (arrowheads).

NOTE: For more information, please contact the AMSSM, 4000 W. 114th Street, Suite 100, Leawood, KS 66211 (913) 327-1415.
 

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