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Home | LITFL | Eponym | Ernest-Charles Lasègue

Ernest-Charles Lasègue

by Dr Mike Cadogan and Dr Anthony Vu, last update September 30, 2019

Ernest-Charles Lasègue (1816 – 1883)

Ernest-Charles Lasègue (1816 – 1883) was a French Physician.

Credited with being one of those who described anorexia nervosa in 1873, which he called “hysterical anorexia.”

In 1877, along with Jules Philippe Falret (1824-1902) first described the concept of Folie à deux, initially termed Lasègue-Falret syndrome.


Biography

  • Born September 5, 1816 in Paris
  • Died 20 March 1883

Medical Eponyms

  • Lasègue sign (1864) – a patient supine with hip flexed – dorsiflexion of the ankle causes pain or muscle spasm in posterior thigh indicating lumbar root or sciatic nerve irritation
  • Lasègue manoeuvre: test of bilateral pulmonary expansion
  • Lasègue syndrome I: archaic, persecution mania (1852)
  • Lasègue syndrome II: anaesthetic induced conversion hysteria (1864)
  • Lasègue-Falret syndrome (1877) [*aka Folie à deux] psychiatric syndrome in which symptoms of a delusional belief and hallucinations are transmitted from one individual to another.

Major Publications

  • Lasègue C. Considérations sur la sciatique. Archives générales de médecine 1864;6(II):558–580 [Lasègue sign]
  • Lasègue EC. Du délire des persécutions. Archives générales de médecine. 1852;28 (4):129-150. [Lasègue syndrome I]
  • Lasègue EC. Antesthésie et ataxie hystérique. Archives générales de médecine, Paris, 1864;VI (3): 385-402. [Lasègue syndrome II]
  • Lasègue C, Falret J. La folie à deux. Annales médico-psychologiques. 1877; 18: 321–355. [Folie à deux]
  • Lasègue EC. Des hysteriques périphériques. Archives générales de médecine, Paris, 1878;VII (1): 641-656. [Lasègue syndrome II]

References

  • Dalfardi B, Mahmoudi Nezhad GS. Ernest-Charles Lasègue (1816–1883). Journal of Neurology 2013;261(11):2247–2248. [PMID 24257835]
  • Fresquet JL. Charles Ernest Lasègue (1816-1883). Historia de la medicina
  • Arnone D, Patel A, Tan GM. The nosological significance of Folie à Deux: a review of the literature. Ann Gen Psychiatry. 2006; 5: 11.

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About Dr Mike Cadogan

Emergency physician | medical informatics | medical education/textbooks. Asynchronous learning #FOAMed evangelist. | @sandnsurf | LinkedIn

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