Henri Duret (7 July 1849,

Condé-sur-Noireau Condé-sur-Noireau () is a former commune in the Calvados department in the Normandy region in northwestern France. On 1 January 2016, it was merged into the new commune of Condé-en-Normandie. It is situated on the River. In the fifteenth cent ...

– 7 April 1921) was a French

neurologist Neurology (from el, νεῦρον (neûron), "string, nerve" and the suffix -logia, "study of") is the branch of medicine dealing with the diagnosis and treatment of all categories of conditions and disease involving the brain, the spinal c ...

whose contributions to the knowledge of cerebral circulation and the physiology of the

brainstem The brainstem (or brain stem) is the posterior stalk-like part of the brain that connects the cerebrum with the spinal cord. In the human brain the brainstem is composed of the midbrain, the pons, and the medulla oblongata. The midbrain is cont ...

were important for the early years of

brain surgery Neurosurgery or neurological surgery, known in common parlance as brain surgery, is the medical specialty concerned with the surgical treatment of disorders which affect any portion of the nervous system including the brain, spinal cord and peri ...

. For thirty years he was associated with "Faculté Libre de Médecine" in

Lille Lille ( , ; nl, Rijsel ; pcd, Lile; vls, Rysel) is a city in the northern part of France, in French Flanders. On the river Deûle, near France's border with Belgium, it is the capital of the Hauts-de-France Regions of France, region, the Pref ...

, France, and became dean of the school. He also organized and directed

Red Cross The International Red Cross and Red Crescent Movement is a Humanitarianism, humanitarian movement with approximately 97 million Volunteering, volunteers, members and staff worldwide. It was founded to protect human life and health, to ensure re ...

hospitals during

World War I World War I (28 July 1914 11 November 1918), often abbreviated as WWI, was one of the deadliest global conflicts in history. Belligerents included much of Europe, the Russian Empire, the United States, and the Ottoman Empire, with fightin ...

. Among his publications was a monograph on intracranial tumors titled ''Les tumeurs de l’encéphale'' (1905), and a major work on craniocerebral injuries titled ''Traumatismes cranio-cérébraux'' (1921). Other noted writings by Duret are: * ''Etudes expérimentales et cliniques sur les traumatismes cérébreaux'', (1878) Delahaye, Paris. * "The role of the

dura mater In neuroanatomy, dura mater is a thick membrane made of dense irregular connective tissue that surrounds the brain and spinal cord. It is the outermost of the three layers of membrane called the meninges that protect the central nervous system. ...

and its nerves in cerebral traumatism", (1878) in

Brain A brain is an organ that serves as the center of the nervous system in all vertebrate and most invertebrate animals. It is located in the head, usually close to the sensory organs for senses such as vision. It is the most complex organ in a v ...

1:29–47.Journal of Neurology
Official Journal of the European Neurological Society © Springer-Verlag 2011 10.1007/s00415-011-6034-9

Eponyms

Duret hemorrhage – small brainstem

hemorrhage Bleeding, hemorrhage, haemorrhage or blood loss, is blood escaping from the circulatory system from damaged blood vessels. Bleeding can occur internally, or externally either through a natural opening such as the mouth, nose, ear, urethra, vag ...

due to rupture of the paramedian basilar artery branches resulting from brainstem distortion secondary to transtentorial herniation. Duret lesion – small hemorrhage(s) in the floor of the

fourth ventricle The fourth ventricle is one of the four connected fluid-filled cavities within the human brain. These cavities, known collectively as the ventricular system, consist of the left and right lateral ventricles, the third ventricle, and the fourth ve ...

or beneath the aqueduct of Sylvius.

References

*Obituary notice: (1921) ''M. Henri Duret.'' London: ''The British Medical Journal,'' Vol. 1, No. 3149, p. 689. *Bartolucci, Susan L. (2005) ''Stedman's Medical Eponyms.'' Baltimore: Lippincott Williams & Wilkins, 2nd ed. (p. 202). {{DEFAULTSORT:Duret, Henri 1849 births 1929 deaths People from Condé-sur-Noireau French neurologists