Terry-Thomas (born: Thomas Terry Hoar Stevens) (1911 – 1990) was an English comedian and character actor.

Eponymously affiliated with the Terry-Thomas sign

The Terry-Thomas sign was proposed in 1977 by orthopedic surgeon – Victor H Frankel when likening the AP wrist XR of scapholunate dissociation to the upper central dental diastema of actor Terry-Thomas


  • Born 10 July 1911
  • Died 8 January 1990

Medical Eponyms

  • Terry-Thomas Sign (1977) increased distance between the scaphoid and the lunate (scapholunate space) on AP XR of the wrist associated with scapholunate dissociation. Frankel in 1977, likened the widening of the scapholunate interval to the ‘upper central dental diastema‘ of British comedian Terry-Thomas
Terry-Thomas sign scapholunate and diastema
Terry-Thomas sign


The hyphen: Thomas Terry Hoar Stevens tried multiple variations of his name in preparation for a career on the stage. First with ‘Tom Stevens‘, then reversing as ‘Mot Snevets‘ before finally settling for ‘Terry Thomas‘. He later added the hyphen (‘Terry-Thomas‘), which he likened to the gap between his teeth.


  • Frankel VH. The Terry-Thomas sign. Clin Orthop Relat Res. 1978 Sep;(135):311-2. [PMID 709947]
  • Neill A. Anatomy for Emergency Medicine 018: Scapholunate dissociation. EM Ireland 2012.
  • Clark DL, von Schroeder HP. Scapholunate ligament injury: the natural history. Can J Surg. 2004 Aug; 47(4): 298–299. [PMC3211786]

eponymictionary CTA


the person behind the name

Emergency physician MA (Oxon) MBChB (Edin) FACEM FFSEM with a passion for rugby; medical history; medical education; and informatics. Asynchronous learning #FOAMed evangelist. Co-founder and CTO of Life in the Fast lane | Eponyms | Books | vocortex |

Leave a Reply

This site uses Akismet to reduce spam. Learn how your comment data is processed.