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Cerebral hypoperfusion
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{{stub}} Cerebral hypoperfusion is inadequate blood flow to the brain.<ref name="mw-dict">{{Cite web | url = https://www.merriam-webster.com/medical/hypoperfusion | title = Medical Definition of HYPOPERFUSION | last = Merrian-Webster Medical Dictionary | first = | authorlink = | date = | website = Merrian-Webster Dictionary|language=en| archive-url = | archive-date = |url-status = | access-date=2020-04-28}}</ref><ref name="Ciacciarelli2020">{{Cite journal | last = Ciacciarelli | first = Antonio | authorlink = | last2 = Sette | first2 = Giuliano | author-link2 = | last3 = Giubilei | first3 = Franco | author-link3 = | last4 = Orzi | first4 = Francesco | author-link4 = | date = 2020-03-01 | title = Chronic cerebral hypoperfusion: An undefined, relevant entity | url = https://www.researchgate.net/profile/Antonio_Ciacciarelli/publication/338606857_Chronic_cerebral_hypoperfusion_An_undefined_relevant_entity/links/5e73b9a9a6fdccda8b6e11f9/Chronic-cerebral-hypoperfusion-An-undefined-relevant-entity.pdf | journal=Journal of Clinical Neuroscience|language=en | volume = 73 | issue = | pages = 8β12|doi=10.1016/j.jocn.2020.01.026|issn=0967-5868|pmc=|pmid=|access-date=|quote=|via=}}</ref> Chronic cerebral hypoperfusion is linked to neurocognitive disorders.<ref name="Ciacciarelli2020" /> ===Orthostatic cerebral hypoperfusion syndrome=== Novak (2016) states that orthostatic cerebral hypoperfusion syndrome (OCHOs) is defined by: #abnormal orthostatic drop of cerebral blood flow velocity (CBFv) during the [[tilt table test|tilt test]] and #absence of [[orthostatic hypotension]], arrhythmia, vascular abnormalities, or other causes of abnormal orthostatic CBFv<ref name="Novak2016">https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4754393/</ref> ==Prevalence== ==Symptom recognition== ==Notable studies== *1995, Brainstem perfusion is impaired in chronic fatigue syndrome<ref name="Costa1995">{{Cite journal | last = Costa | first = D.C. | last2 = Tannock | first2 = C. | last3 = Brostoff | first3 = J. | date = Nov 1995 | title = Brainstem perfusion is impaired in chronic fatigue syndrome | url =https://www.ncbi.nlm.nih.gov/pubmed/8542261 | journal = QJM: monthly journal of the Association of Physicians | volume = 88 | issue = 11 | pages = 767β773|issn=1460-2725|pmid=8542261|doi=|pmc=|quote=|access-date=|via=}}</ref> [https://www.ncbi.nlm.nih.gov/pubmed/8542261 (Abstract)] *2018, The etiologic relation between disequilibrium and [[orthostatic intolerance]] in patients with [[myalgic encephalomyelitis]] ([[chronic fatigue syndrome]])<ref name="Miwa, 2018">{{Cite journal | last1 = Miwa | first1 = Kunihisa| author-link1 = | last2 = Inoue | first2 = Yukichi | author-link2 = | title = The etiologic relation between disequilibrium and orthostatic intolerance in patients with myalgic encephalomyelitis (chronic fatigue syndrome) | journal =Journal of Cardiology | volume =72 | issue = 3 | pages = 261-264 | date = Sep 2018 | doi = 10.1016/j.jjcc.2018.02.010 | url = https://www.sciencedirect.com/science/article/pii/S0914508718300583 | pmid = 29588088 }}</ref> ==Possible causes== ==See also== *[[Disequilibrium]] *[[Ataxia]] *[[Brain]] *[[Orthostatic intolerance]] *[[Low blood pressure]] ==Learn more== ==References== {{reflist}} [[Category:Signs and symptoms]] [[Category:Cognitive signs and symptoms]] [[Category:Neurological signs and symptoms]]
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