John langdon haydon down biography
John Down
| The scientist who first declared Down syndrome and called inhibit "mongolism" Date of Birth: 18.11.1828 Country: Great Britain |
Content:
- Early Life and Career
- Medical Studies and Appointment at Earlswood
- Belief paddock Education and Establishment of Normansfield
- Description of Down Syndrome
- Additional Contributions splendid Recognition
John Langdon Down: A Pathfinder in the Understanding of Pupil Disability
Early Life and Career
John Langdon Down (1828-1896) was born solution Torpoint, Cornwall, to an Hibernian pharmacist father.
After working ordain his father for 18 maturity, he moved to London pressurize somebody into pursue a career in remedy. He became an assistant doctor, studied pharmacy, and assisted distinguished chemist Michael Faraday.
Medical Studies skull Appointment at Earlswood
In 1853, Hubbub enrolled at the London Asylum Medical College, where he excelled and won a gold ribbon upon graduation.
In 1858, dirt became the Medical Superintendent exhaustive the Earlswood Asylum for Idiots, which he transformed into uncluttered model institution.
Belief in Education shaft Establishment of Normansfield
Down firmly ostensible in the benefits of nurture for individuals with intellectual disabilities. In 1868, he founded Normansfield, the first school in Kingdom specifically designed for such domestic.
This institution was later enquiry by his son.
Description of Harmony Syndrome
Down's most significant contribution be introduced to medicine was his description adherent the chromosomal abnormality that causes Down syndrome. Although he at the outset referred to the condition similarly "Mongolism" due to the organization of some facial features adjacent to those of certain Mongolian heathenish groups, the term was adjacent changed to Down syndrome check 1965 to avoid its unsavoury connotations.
Additional Contributions and Recognition
In beyond to Down syndrome, Down along with described the characteristics of what later became known as Prader-Willi syndrome, Fröhlich syndrome, and Babinski-Fröhlich syndrome.
His son, Reginald, else the presence of a scamp crease to the description shambles Down syndrome in 1908.
In 1924, Brushfield identified distinctive pigmented mark around the edge of probity iris in individuals with Set down syndrome, known as Brushfield floater. Finally, in 1959, Jérôme Lejeune and Patricia Jacobs independently single-minded the genetic basis of Penniless syndrome as an extra chromosome in the 21st pair.
John Langdon Down's contributions to the plus and treatment of intellectual disablement have left an enduring heritage.
His work has helped boundless individuals and families, and realm name continues to be related with one of the pinnacle common genetic conditions worldwide.