Author: Christopher Smith, MD
Co Author #1: Kenton Fibel, MD
Senior Editor: Justin Mark Young, MD, FAMSSM
Editor: James Toldi, DO
Patient Presentation:
37 y/o M with no Past Medical History (PMHx) presented with left posterior knee pain and swelling that began 1 year ago after a 14-mile mountain bike ride.
History:
His symptoms primarily occurred after biking or running. Denied mechanical symptoms or instability. Denied prior knee trauma or surgeries. Treatments included Ibuprofen as needed and icing.
<br>
<br>Patient had received two knee aspirations and 1 corticosteroid injection at outside clinics prior for presumed popliteal cyst with minimal relief in his symptoms. Last MRI of the left knee was performed 4 months prior to presentation. <a href="CaseStudyImages/CS1AnUnusualCaseofCh-1122.jpg" title="Case Photo #1" data-lity><b>Case Photo #1</b></a> . Patient came to California 20 years ago by way of New York City.
Physical Exam:
Vital signs stable.
<br>
<br>No deformity, atrophy or ecchymosis. Positive Mild swelling in the medial popliteal space adjacent to the medial gastrocnemius. Positive Fullness in the posterior fossa. No joint line tenderness. Range of motion 0-125 degrees. Normal strength on knee flexion/extension. Negative meniscal and ligamentous testing.
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