Hoffmann's sign

Whereas, a positive Hoffmann's sign can be present in an entirely normal patient.

A positive Hoffmann's sign a worrisome finding of a disease process if its presence is asymmetrical, or has an acute onset.

In March 1915, Paul Hoffmann described the distal regeneration sign then baptised: Hoffmann's sign.

In medicine, Hoffmann's sign, named after the German physiologist, Paul Hoffmann (1884-1962, physiologist in Freiburg) is a distal sign of nerve regeneration.

The sign termed as (H- sign) Hoffmann's sign was elicited by tapping distal to the site of injured nerve which produced tingling sensation, the sensation was neither permanent nor severe.