Turisanus de Turisanis was the Latin name of Pietro Torrigiano de' Torrigiani (died c. 1320), a theoretical physician from a well-known Florentine family who taught medicine in Paris, c. 1305–19, and wrote an elaborated and influential series of commentaries on

Galen Aelius Galenus or Claudius Galenus ( el, Κλαύδιος Γαληνός; September 129 – c. AD 216), often Anglicized as Galen () or Galen of Pergamon, was a Greek physician, surgeon and philosopher in the Roman Empire. Considered to be one ...

's ''Microtechni'', ''Plusquam commentum in Microtechni Galenii'' and a shorter ''De hypostasi urine Galeni''. The two commentaries, all that survives of Torrigiani's output, were printed together by Ugo Rugerius in 1489, and in several later editions, both incunabula and 16th-century printings. The work took the conventional form of the set of '' quaestiones disputatae'' familiar in Scholasticism. He was trained in the famed medical school of Bologna as a pupil of the Florentine

Taddeo Alderotti Taddeo Alderotti (Latin: Thaddaeus Alderottus, French : Thaddée de Florence), born in Florence between 1206 and 1215, died in 1295, was an Italian doctor and professor of medicine at the University of Bologna, who made important contributions t ...

(Thaddeus Florentinus). In his old age he retired to a

Carthusian monastery This is a list of Carthusian monasteries, or charterhouses, containing both extant and dissolved monasteries of the Carthusians (also known as the Order of Saint Bruno) for monks and nuns, arranged by location under their present countries. Also ...

, thus he is referred to a ''Monachus''.''The Catholic Encyclopedia'', ''s.v.'' "Medicine". He was the first medieval physician to propose an original theory about blood and its role in the human system.

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{{DEFAULTSORT:Turisanus 1320s deaths Physicians from Florence 14th-century Italian physicians 14th-century Italian writers 14th-century Christian monks Italian medical writers University of Bologna alumni Carthusians 14th-century Latin writers 14th-century people of the Republic of Florence