Karl Friedrich Otto Westphal

German neurologist (1833–1890)

The term agoraphobia entered the medical lexicon in 1871 after Karl Friedrich Otto Westphal observed patients experiencing severe anxiety within specific public city spaces. A figure of the Kingdom of Prussia, Westphal maintained an extensive academic and clinical career that helped define the boundaries of modern psychiatry and neurology during the nineteenth century.

Academic and Clinical Foundations

Born in Berlin in 1833, Westphal received his doctorate after completing studies at Heidelberg University, the University of Zurich, and the Humboldt-Universität zu Berlin. He established his professional career at the Charité in Berlin, serving as an assistant to Wilhelm Griesinger and Karl Wilhelm Ideler. By 1869, he held the position of associate professor of psychiatry and clinical instructor. He achieved the rank of full professor of psychiatry in 1874 and eventually became a member of the German Academy of Sciences Leopoldina.

THE FREE TEST
How high is yours?

Twenty questions, eight minutes on the clock, and a percentile measured against everyone who has taken it. No sign-up.

Take the IQ test →

Contributions to Neurology and Psychiatry

Westphal identified several distinct medical phenomena. In 1877, he provided an initial clinical description of narcolepsy and cataplexy. He investigated pseudosclerosis, now identified as hepatolenticular degeneration, and linked tabes dorsalis to mental insanity. His neurological research included descriptions of deep tendon reflex anomalies, such as the reflex absence now known as Westphal's sign. Alongside his work on spinal cord diseases, he co-identified the Edinger-Westphal nucleus and described conditions including Westphal-Leyden ataxia and Westphal's syndrome.

Studies in Human Sexuality and Patient Care

In a paper published between 1869 and 1870, Westphal examined what he termed contrary sexual feeling. This work offered one of the early psychiatric descriptions of sexuality as a neuropathological condition. Throughout his tenure in the German medical system, he advocated for rational and non-censorious treatment methods within psychiatric hospitals. His influence extended to his students, including Arnold Pick, Hermann Oppenheim, Karl Fürstner, Carl Moeli, and Karl Wernicke.

Fast facts

Questions readers ask

What medical conditions are named after Westphal?

Eponyms include Westphal's sign, the Westphal-Leyden ataxia, Westphal's syndrome, and the Edinger-Westphal nucleus.

Did Westphal have family members in his field?

Yes, his son Alexander Karl Otto Westphal was also a psychiatrist.

Achievements

Compare with the greats

Gregor Mendel vs Richard FeynmanAlfred Nobel vs Jean Jacques RousseauErnest Hemingway vs Fr D Ric ChopinKurt G Del vs Werner Heisenberg
See the IQ Rankings →All comparisons →

Child prodigies

Quvenzhané WallisQuvenzhané WallisYoungest Best Actress Oscar Nominee in History — Age 9 for…Jackie EvanchoJackie EvanchoYoungest Solo Platinum-Selling Singer in U.S. History — Sang…Umi GarrettUmi GarrettWent viral playing Liszt on Ellen at eight, then won a Chopin…Maddie ZieglerMaddie ZieglerSia's 'Chandelier' Music Video at Age 11 — Two Billion YouTube…
Child prodigies →

Play & come back tomorrow

Daily Genius Challenge · Guess the genius
British chemist whose X-ray image 'Photo 51' was key to revealing the double-helix structure of DNA.
Tap your answer ↓
Which Genius Are You? Free IQ Test