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Uhthoff's phenomenon (also known as Uhthoff's syndrome, [ 1] Uhthoff's sign, [ 1] and Uhthoff's symptom) is the worsening of neurologic symptoms in multiple sclerosis (MS) and other demyelinating diseases when the body is overheated. This may occur due to hot weather, exercise, fever, saunas, hot tubs, hot baths, and hot food and drink.
Compression of the upper spinal cord, multiple sclerosis, transverse myelitis, Behçet's disease, osteogenesis imperfecta. In neurology, Lhermitte phenomenon, also called the barber chair phenomenon, is an uncomfortable "electrical" sensation that runs down the back and into the limbs. The sensation can feel like it goes up or down the spine.
Wilhelm Uhthoff (31 July 1853 – 21 March 1927) was a German ophthalmologist born in Klein-Warin. In 1877 earned his doctorate at the University of Berlin , and later became a professor of ophthalmology at the Universities of Marburg (1890) and Breslau (1896), where he succeeded Carl Friedrich Richard Förster (1825–1902).
Frequency. Up to 1 in 10,000 [ 1] Neuromyelitis optica spectrum disorders ( NMOSD) are a spectrum of autoimmune diseases characterized by acute inflammation of the optic nerve ( optic neuritis, ON) and the spinal cord ( myelitis ). [ 1][ 2][ 3] Episodes of ON and myelitis can be simultaneous or successive.
Multiple sclerosis is an autoimmune disease with a combination of genetic and environmental causes underlying it. Both T-cells and B-cells are involved, although T-cells are often considered to be the driving force of the disease. The causes of the disease are not fully understood.
The Pulfrich effect has been utilized to enable a type of stereoscopy, or 3-D visual effect, in visual media such as film and TV. As in other kinds of stereoscopy, glasses are used to create the illusion of a three-dimensional image. By placing a neutral filter (e.g., the darkened lens from a pair of sunglasses) over one eye, an image, as it ...
Alexander disease is a very rare autosomal dominant leukodystrophy, which are neurological conditions caused by anomalies in the myelin which protects nerve fibers in the brain. The most common type is the infantile form that usually begins during the first two years of life. Symptoms include mental and physical developmental delays, followed ...
A phenomenon ( pl.: phenomena ), sometimes spelled phaenomenon, is an observable event. [ 1] The term came into its modern philosophical usage through Immanuel Kant, who contrasted it with the noumenon, which cannot be directly observed. Kant was heavily influenced by Gottfried Wilhelm Leibniz in this part of his philosophy, in which phenomenon ...