Accessory lateral gastrocnemius muscle

Case contributed by Paresh K Desai

Presentation

Knee trauma

Patient Data

Age: 45 years
Gender: Male

Note: This case has been tagged as "legacy" as it no longer meets image preparation and/or other case publication guidelines.

MRI incidentally detected an accessory belly of the lateral head of gastrocnemius muscle. The popliteal neurovascular bundle is encased by the medial head of gastrocnemius and the accessory muscle.

Case Discussion

Features consistent with accessory lateral gastrocnemius muscleThis anatomical variant may cause popliteal entrapment syndrome.

How to use cases

You can use Radiopaedia cases in a variety of ways to help you learn and teach.

Creating your own cases is easy.

Updating… Please wait.

 Unable to process the form. Check for errors and try again.

 Thank you for updating your details.