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Microscopic appearance of the parathyroid glands in man as illustrated by Swedish physician and anatomist Ivar Sandstrom in 1880. (Public domain.)
Jan. 05, 2021
Neuropharmacology & Neurotherapeutics
Jul. 21, 2021
Neuro-Ophthalmology & Neuro-Otology
Leber hereditary optic neuropathy is a disease caused by various mutations in the mitochondrial genome and, as such, is inherited only via the maternal ovum as spermatozoa do not have mitochondria. It usually manifests as sequential binocular acute painless vision loss in sons of carrier mothers. The typical vision loss pattern is decreased visual acuity, with most patients seeing 20/200 or worse, a visual field defect involving the blind spot, and central fixation (cecocentral scotoma).
Dec. 19, 2020
Sep. 16, 2020
In normal subjects, sleep is characterized by physiological changes in cardiovascular parameters (blood pressure, heart rate), but sleep and, in particular,
Jun. 12, 2016
Apr. 05, 2021
Anti-NMDA receptor encephalitis is an autoimmune disorder mediated by specific IgG autoantibodies to the GluN1 subunit of the NMDA receptor. Most patients present with neuropsychiatric symptoms that progress to include seizures, movement disorders, autonomic dysfunction, and decreased level of consciousness. The underlying mechanism of the disorder is a reversible antibody-mediated reduction of synaptic NMDA receptors.
May. 12, 2021
Mal de debarquement is an inappropriate sensation of movement after termination of motion that is accompanied by disequilibrium, but not vertigo, usually experienced after a sea voyage. Symptoms include sensations of rocking, swaying, swinging, unsteadiness, and disequilibrium. Although most cases resolve spontaneously, middle-aged women seem to be particularly likely to experience protracted symptoms following an ocean cruise, with persistence of symptoms for many years.
Oct. 21, 2020