Sign Up for a Free Account

This is an image preview.
Start a Free Account
to view the full image.

  • Nearly 3,000 illustrations, including video clips of neurologic disorders.

  • Every article is reviewed by our esteemed Editorial Board for accuracy and currency.

  • Full spectrum of neurology in 1,200 comprehensive articles.

  • Listen to MedLink on the go with Audio versions of each article.

Ulnar nerve enlargement from compression at the elbow (ultrasound)

Ultrasound of the left ulnar nerve at the elbow, between the olecranon and medial epicondyle, demonstrates focal enlargement (26 mm2, normal range 4.2 to 8.8 mm2) with loss of normal fascicular architecture and hypoechogenicity. (Contributed by Dr. Elina Zakin.)

Related Media