Froment’s sign

Published July 2, 2026 Read time 1 min read Readers 3
Froments Sign

What is the "Froment's sign" used for?

  • Ulnar nerve motor weakness

How to perform the "Froment's sign"?

  • Patient asked to hold a piece of paper between thumb and radial side of index

What is the positive result?

  • Positive if as the paper is pulled away by the examiner, while the patient flexes the thumb IP joint in an attempt to hold on to paper

References