Fred Lange-Nielsen

Fred Lange-Nielsen (1919 – 1989) was a Norwegian physician, Jazz musician and humanitarian.

Along with Anton Jervell, eponymously affiliated with Jervell and Lange-Nielsen syndrome (JLNS)

Founded the Norwegian branch of the ‘Defence and Aid Fund (DAF)’ (Krisefondet for Sør-Afrika) for Southern Africa in 1963.


  • Born 28 September 1919
  • Physician in internal medicine in Tønsberg, Norway
  • 1964 – Vice President of International Defence and Aid Fund (IDAF) for Southern Africa
  • Died 28 December 1989

Medical Eponyms

Jervell and Lange-Nielsen syndrome (JLNS) (1957)

Congenital (autosomal recessive) long QT syndrome (LQTS) associated with severe, bilateral sensorineural hearing loss.Two genetic mutations identified encoding cardiac potassium channels. Due to high risk of sudden cardiac death ICD implantation is usually required

In 1957 – Norwegian Professor of Cardiology, Anton Jervell (1901-1987) with his colleague and jazz virtuoso Fred Lange-Nielsen (1919-1989) describe an autosomal recessive syndrome of long-QT interval with deafness and sudden death

Key Attributions

Fred Lange-Nielsen was a bass player and vocalist with:

Major Publications


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 asynchronous learning #FOAMed evangelist. Co-founder and CTO of Life in the Fast lane | Eponyms | Books | Twitter |

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