Salomon Eberhard Henschen


Salomon Eberhard Henschen was a Swedish doctor, professor and neurologist.

Biography

Henschen was born in Uppsala, Sweden. He was the son of Lars Wilhelm Henschen and wife Augusta Munck af Rosenschöld. His sisters included Maria Henschen was the founder of the Uppsala högre elementarläroverk för flickor.
Beginning in 1862, he studied medicine at the University of Uppsala. He was a medical candidate in 1873. He conducted botanical research in Brazil from 1867 to 1869. After his return to Sweden, he resumed his medical studies at Uppsala. In 1874 he relocated to Stockholm University and was awarded his medical license in 1877. He then continued his education in Leipzig.
From 1878, he worked in the institute of pathology at the University of Uppsala, while in the meantime, he practiced medicine at a summer resort at Ronneby in Blekinge. In 1882 he was named professor and director at the clinic of internal medicine at Uppsala. From 1900, he worked at the Karolinska Institutet in Stockholm.
Henschen is known for his investigations of aphasia, as well as his systematic studies involving the visual components/pathways of the brain. His Klinische und anatomische Beiträge zur Pathologie des Gehirns was published over 25 editions from 1890 to 1930. In 1919 he described dyscalculia, and later introduced the term "acalculia" to define the impairment of mathematical abilities in individuals with brain damage.
In 1923/24, he was one of a small group of neurologists who attended to Lenin, following the Soviet leader's third and final stroke. With his son, Folke Henschen, he collaborated on an autopsy of Lenin's brain.

Personal life

In 1897 he became a member of the Swedish Academy of Sciences. He became a member of the Royal Society of Arts and Sciences in Gothenburg in 1906.
He received a Honorary Doctorate at Uppsala University during 1900, at University of Halle 1920 and at University of Padua in 1922. He was married in 1879 with Gerda Maria Sandell. He was the grandfather of artist Helga Henschen and was the great-great-grandfather of Sophie, Hereditary Princess of Liechtenstein.
He was buried in the Uppsala old cemetery.