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Positional alcohol nystagmus. Positional alcohol nystagmus (PAN) is nystagmus (visible jerkiness in eye movement) produced when the head is placed in a sideways position. PAN occurs when the specific gravity of the membrane space of the semicircular canals in the ear differs from the specific gravity of the fluid in the canals because of the ...
Cannabis use disorder ( CUD ), also known as cannabis addiction or marijuana addiction, is a psychiatric disorder defined in the fifth revision of the Diagnostic and Statistical Manual of Mental Disorders ( DSM-5) and ICD-10 as the continued use of cannabis despite clinically significant impairment. [ 2][ 3]
Horizontal optokinetic nystagmus. The optokinetic reflex ( OKR ), also referred to as the optokinetic response, or optokinetic nystagmus (OKN), is a compensatory reflex that supports visual image stabilization. [ 1] The purpose of OKR is to prevent image blur on the retina that would otherwise occur when an animal moves its head or navigates ...
Nystagmus. Nystagmus is a condition of involuntary (or voluntary, in some cases) [1] eye movement. [2] People can be born with it but more commonly acquire it in infancy or later in life. In many cases it may result in reduced or limited vision. [3] In normal eyesight, while the head rotates about an axis, distant visual images are sustained by ...
August 10, 2024 at 11:35 AM. Using marijuana daily for years may raise the overall risk of head and neck cancers three- to five-fold, according to a new study that analyzed millions of medical ...
Anxiety and depression have been found to increase susceptibility to marijuana use. [52] This is due to a desire to alleviate the symptoms of these experiences through marijuana use. Chronic users who use for anxiolytic purposes will even develop dependencies on cannabis, making it difficult to cope with anxiety when the drug is absent.
Daily marijuana use among young adults has risen to record highs, with more than 1 in 10 of young adults ages 19-30 now reporting daily use, and almost half reporting use within the last year ...
We did things like go grocery shopping, navigate public transportation and tour neighborhoods to see options of places to live,” she said in an email. But the best thing was meeting other people ...