Steinberg sign

Steinberg sign


Steinberg sign is positive in


[A] Ebstein anomaly
[B] Marfan syndrome
[C] Tetralogy of Fallot
[D] Eisenmenger syndrome



Steinberg sign

Steinberg sign

  1. Steinberg sign
  2. Steinberg sign [Thumb sign]
  3. Seen in – Marfan syndrome in the hands.
  4. Tip of the thumb is visible medial to the little finger when it is clasped in the clenched hand.

Steinberg sign


Steinberg sign is positive when the entire distal phalanx of the thumb extends beyond the ulnar border of the clenched fist.


Walker-Murdoch sign


Walker-Murdoch sign is considered positive if the thumb can cover the entire nail of the small finger when wrapped around the contralateral wrist.


The Steinberg sign is positive when the entire distal phalanx of the thumb extends beyond the ulnar border of the clenched fist. The Walker-Murdoch sign is considered positive if the thumb can cover the entire nail of the small finger when wrapped around the contralateral wrist.

Preparticipation Evaluation of the Young Athlete: What an Orthopaedic Surgeon Needs to Know – Scientific Figure on ResearchGate. Available from: https://www.researchgate.net/figure/The-Steinberg-sign-is-positive-when-the-entire-distal-phalanx-of-the-thumb-extends-beyond_fig1_281517575 [accessed 6 Jul, 2023]