Extensor Carpi Ulnaris Tendon

This is a supplement to page 35-36 of The Resident’s Manual of Ultrasound-Guided Procedures.

The depth and shape of this groove are wildly variable.

See the picture of mine here, and compare it with my model’s in the book!

Here is a video of a pathological ECU tendon. Can you see what’s wrong with it?

Different case, same pathology.