Intra-articular venous malformation - knee

Case contributed by Maulik S Patel
Diagnosis almost certain

Presentation

Knee pain. A similar complaint was reported 9 months ago. The patient did not turn up for follow-up.

Patient Data

Age: 35 years
Gender: Male

Knee joint

x-ray
Lateral
PA one leg
standing
Notch
view
Lateral
magnified image
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Info

Knee radiograph - Serpentine channels seen in the suprapatellar region and Hoffa's region.

Knee joint

ultrasound
Lower
femur
Lower
femur
Quadriceps
Vein superficial
to patellar tendon
Veins along
lateral joint line
Veins deep to
quadriceps
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Info

Multiple venous channels about knee - intra-articular as well as extra-articular.

First two images show femoral cortical erosion by the dilated veins.

9 months back

ultrasound
Deep to
patellar tendon
Deep to
quadriceps
Suprapatellar
region
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Info

Dilated venous channels are noted deep to patellar and quadriceps tendons.

Case Discussion

Features of intra- and extra-articular venous malformation of the knee joint.

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