Not The Average Runner's Knee - Page #1
 

Author: Eri. A Yamaguchi, BA
Co Author #1: Justin Mark J. Young

Patient Presentation:
A 23 year-old female recreational runner comes into sports medicine clinic with a chief complaint of recurring and ongoing right knee pain for 8 months duration.

History:
Onset of pain was during a hyperextension of her right knee after catching herself from tripping, 8 months ago. She used to run 1-2 miles every other day, but has stopped due to pain. The pain is dull, localized to her right knee, with a severity of 8/10, and progressing. It is most painful when she transitions from a long period of sitting to standing. The swelling around her patella has worsened as well.
The patient has tried home exercises, as well as ice, bracing and ibuprofen with no improvement.
Her past medical history is negative for any previous knee injuries or previous surgeries.

Physical Exam:
Vitals: Height 5'3", Weight 100lbs, Body Mass Index 17.7
General: Alert, no acute distress
Psychiatric: Bright affect
Cardiovascular: Capillary refill less than 2 seconds
Respiratory: Non-labored breathing, no dyspnea
Skin: No rash, no edema
Right knee exam: 1+ effusion
Medial joint line tenderness
No patellar tenderness on palpation
Full active flexion and extension (0-135deg)
Pain on end range of motion
No patellar instability
Lachman's test: negative
McMurray's test: negative
Varus/ valgus testing: negative
Clarke's inhibition test: positive
J sign: positive
Patellar compression test: negative

Click here to continue. Challenge yourself by writing down a broad differential diagnosis before moving to the next slide.


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

© The American Medical Society for Sports Medicine
4000 W. 114th Street, Suite 100
Leawood, KS 66211
Phone: 913.327.1415


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