Christian Baastrup

Christian Ingerslev Baastrup (1885-1950)

Christian Ingerslev Baastrup (1885* – 1950) was a Danish radiologist.

Baastrup collaborated on the journal Acta Radiologica and helped establish the Museum of Medical History at the University of Copenhagen, for which he secured one of the world’s largest and most complete collections of x-ray apparatuses

Eponymously affiliated with Baastrup sign (disease) which he described in 1933


  • Born 24 January 1885, Copenhagen
  • 1909 – Graduated medicine with high distinction from Copenhagen University
  • 1922 – Radiologist at Bispebjerg.
  • Died 24 October 1950, Copenhagen

Medical Eponyms

  • Baastrup sign (or disease/syndrome) (1933) orthopaedic condition / radiological sign with enlargement and approximation of adjacent spinous processes with normal intervertebral disc height and neuroforamina
  • Baastrup-Johnsen Roentgen Intensimeter and Dosimeter – with Frederik Alfred Johnsen (1887-1930)

Major Publications

Fun facts:

  • Baastrup most commonly cited as being born in 1855. He was in fact born 30 years later in 1885 and died at the age of 65 of laryngeal cancer


eponymictionary CTA 2


the person behind the name

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

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