Bassler sign

Bass·ler sign

(bas'lĕr), in chronic appendicitis, pinching the appendix between the thumb and the iliacus muscle causes sharp pain.

Bassler sign

An obsolete term that formerly dignified the intense pain evoked by pinching the appendix between the thumb and iliacus muscle to diagnose chronic appendicitis.

Bassler,

Anthony, U.S. physician, 1874-1959. Bassler sign - in chronic appendicitis, pinching the appendix between the thumb and the iliacus muscle causes sharp pain.