Twitter Digest for March 17, 2020

Twitter Digest for March 16, 2020

Spotlight on Isolated fourth nerve palsy

In this article, Dr. Lulu Bursztyn of Western University discusses isolated fourth nerve palsy, which is usually benign and causes vertical or oblique binocular diplopia. The most important etiologies for a fourth nerve palsy are decompensation of a congenital weakness, head or surgical trauma, extra-axial nerve ischemia, nerve inflammation, and local compression by tumor. Thyroid-related orbitopathy, skew deviation, myasthenia gravis, and sagging eye syndrome may mimic fourth nerve palsy. Spectacle prisms and strabismus surgery can be effective treatments for cases that do not resolve spontaneously.

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Twitter Digest for March 13, 2020

Twitter Digest for March 12, 2020

Spotlight on Sleep terror

Sleep terrors consist of abrupt arousals out of sleep stage 3 NREM, primarily in the first third of the night, with disordered motor agitation, screaming, fear, and autonomic activation. Sleep terrors affect between 1% to 6% of prepubertal children with a peak incidence between 5 and 7 years of age and a strong familial clustering. Sleep terrors are usually benign and tend to spontaneously decrease in frequency or cease during adolescence.

In this update, Dr. Federica Provini of the University of Bologna and IRCCS Institute of Neurological Sciences of Bologna addresses the latest clinical and polygraphic criteria for the differential diagnosis between sleep terrors and other motor phenomena occurring during sleep, focusing on sleep-related hypermotor epilepsy in which the differential diagnosis poses particular problems.

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Twitter Digest for March 11, 2020

Twitter Digest for March 10, 2020

Twitter Digest for March 9, 2020

Spotlight on Chorea in childhood

Chorea is a manifestation of a number of neurologic disorders in childhood; Sydenham chorea is one of the most representative. Over the past decade, chorea has been increasingly seen in a number of conditions that affects children. In this article, Dr. Baizabal-Carvallo of Baylor College of Medicine presents the most common neurologic disorders for which chorea is or may be one of the most prominent manifestations in individuals younger than 18 years of age. New information has been added that should be considered with presentation of chorea.

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