Konstantin Tretiakoff
Encyclopedia
Konstantin Nikolaevitch Tretiakoff (December 26, 1892 – 1958) was a Russian neuropathologist. He was born in Fergana
, Uzbekistan
, as a son of military physician, who was member of Pierre Bonvalot's first Pamir
expedition. He studied medicine in L'Assistance Publique des Hopitaux de Paris. He received his doctorate in 1919. In his thesis he described degeneration of the substantia nigra
associated with paralysis agitans (Parkinson disease). Tretiakof was first to link this anatomic structure with parkinsonism. Between 1922 and 1926 Tretiakoff worked at the Hospício de Juquery, near the city of São Paulo, Brazil
. In 1931 he was appointed Chairman at the new Department of Neuropathology at the Medical Institute in Saratov
, USSR, where he spent the rest of his life.
Fergana
Fergana is a city , the capital of Fergana Province in eastern Uzbekistan, at the southern edge of the Fergana Valley in southern Central Asia, cutting across the borders of Kyrgyzstan, Tajikistan, and Uzbekistan...
, Uzbekistan
Uzbekistan
Uzbekistan , officially the Republic of Uzbekistan is a doubly landlocked country in Central Asia and one of the six independent Turkic states. It shares borders with Kazakhstan to the west and to the north, Kyrgyzstan and Tajikistan to the east, and Afghanistan and Turkmenistan to the south....
, as a son of military physician, who was member of Pierre Bonvalot's first Pamir
Pamir
Pamir may refer to:* a pamir, a U-shaped grassy valley in the Pamir Mountains**Great Pamir, a high valley in the Wakhan on the border of Afghanistan and Tajikistan**Little Pamir, a high valley in the Wakhan, Afghanistan...
expedition. He studied medicine in L'Assistance Publique des Hopitaux de Paris. He received his doctorate in 1919. In his thesis he described degeneration of the substantia nigra
Substantia nigra
The substantia nigra is a brain structure located in the mesencephalon that plays an important role in reward, addiction, and movement. Substantia nigra is Latin for "black substance", as parts of the substantia nigra appear darker than neighboring areas due to high levels of melanin in...
associated with paralysis agitans (Parkinson disease). Tretiakof was first to link this anatomic structure with parkinsonism. Between 1922 and 1926 Tretiakoff worked at the Hospício de Juquery, near the city of São Paulo, Brazil
Brazil
Brazil , officially the Federative Republic of Brazil , is the largest country in South America. It is the world's fifth largest country, both by geographical area and by population with over 192 million people...
. In 1931 he was appointed Chairman at the new Department of Neuropathology at the Medical Institute in Saratov
Saratov
-Modern Saratov:The Saratov region is highly industrialized, due in part to the rich in natural and industrial resources of the area. The region is also one of the more important and largest cultural and scientific centres in Russia...
, USSR, where he spent the rest of his life.