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Wikipedia

Jan Janský

Jan Janský (Czech pronunciation: [ˈjan ˈjanskiː]) (3 April 1873 in Smíchov, now Prague – 8 September 1921 in Černošice, near Prague) was a Czech serologist, neurologist and psychiatrist. He is credited with the classification of blood into four types (I, II, III, IV).[1]

Jan Janský, age 29, in 1902.
Jan Janský on bronze Janského medal

Janský studied medicine at Charles University in Prague. From 1899, he worked in the Psychiatric Clinic in Prague. In 1914, he was named professor. During World War I Janský served two years as a doctor at the front until a heart attack disabled him. After the war he worked as a neuropsychiatrist in a military Hospital (Vojenská nemocnice). He had angina pectoralis and died of ischaemic heart disease.

Janský was also a proponent of voluntary blood donations.

Classification

Through his psychiatric research, Janský tried to find a correlation between mental diseases and blood diseases. He found no such correlation existed and published a study, Hematologická studie u psychotiků (1907, Hematological study of psychotics), in which he classified blood into four groups, I, II, III, and IV. (At the time, Janský was unaware of the work of Karl Landsteiner, whose discovery of the A, B, and O blood types earned him the Nobel Prize in Physiology or Medicine in 1930.) At the time Janský's discovery passed almost unnoticed. In 1921 an American medical commission acknowledged Janský's classification. A similar classification was described by William Lorenzo Moss, except the I and IV of Moss were the opposite to that of Janský's, leading to confusion in blood transfusion until the use of A, B and O became standard.

Legacy

References

External links

  • Biography (in Czech)

janský, this, article, includes, list, references, related, reading, external, links, sources, remain, unclear, because, lacks, inline, citations, please, help, improve, this, article, introducing, more, precise, citations, december, 2017, learn, when, remove,. This article includes a list of references related reading or external links but its sources remain unclear because it lacks inline citations Please help to improve this article by introducing more precise citations December 2017 Learn how and when to remove this template message This article relies largely or entirely on a single source Relevant discussion may be found on the talk page Please help improve this article by introducing citations to additional sources Find sources Jan Jansky news newspapers books scholar JSTOR December 2017 Jan Jansky Czech pronunciation ˈjan ˈjanskiː 3 April 1873 in Smichov now Prague 8 September 1921 in Cernosice near Prague was a Czech serologist neurologist and psychiatrist He is credited with the classification of blood into four types I II III IV 1 Jan Jansky age 29 in 1902 Jan Jansky on bronze Janskeho medal Jansky studied medicine at Charles University in Prague From 1899 he worked in the Psychiatric Clinic in Prague In 1914 he was named professor During World War I Jansky served two years as a doctor at the front until a heart attack disabled him After the war he worked as a neuropsychiatrist in a military Hospital Vojenska nemocnice He had angina pectoralis and died of ischaemic heart disease Jansky was also a proponent of voluntary blood donations Contents 1 Classification 2 Legacy 3 References 4 External linksClassification EditThrough his psychiatric research Jansky tried to find a correlation between mental diseases and blood diseases He found no such correlation existed and published a study Hematologicka studie u psychotiku 1907 Hematological study of psychotics in which he classified blood into four groups I II III and IV At the time Jansky was unaware of the work of Karl Landsteiner whose discovery of the A B and O blood types earned him the Nobel Prize in Physiology or Medicine in 1930 At the time Jansky s discovery passed almost unnoticed In 1921 an American medical commission acknowledged Jansky s classification A similar classification was described by William Lorenzo Moss except the I and IV of Moss were the opposite to that of Jansky s leading to confusion in blood transfusion until the use of A B and O became standard Legacy EditFrequent voluntary blood donors in the Czech Republic and Slovakia are awarded with Jansky medal Janskeho plaketa The Secret of Blood a 1953 Czechoslovak film about his discovery References Edit Book The Neuronal Ceroid Lipofuscinoses Author Sara Mole Ruth Williams Hans Goebel Date Mar 10 2011 https books google ca books id iViwAAAAQBAJ amp lpg PA12 amp ots GmUT7yagrA amp dq 22Hematological 20study 20of 20psychotics 22 20Jan 20Jansk C3 BD amp pg PA12 v onepage amp q 22Hematological 20study 20of 20psychotics 22 20Jan 20Jansk C3 BD amp f falseExternal links EditBiography in Czech Retrieved from https en wikipedia org w index php title Jan Jansky amp oldid 1133054900, wikipedia, wiki, book, books, library,

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