ischemia
noun
is·che·mia i-ˈskē-mē-ə 
: deficient supply of blood to a body part (such as the heart or brain) that is due to obstruction of the inflow of arterial blood
ischemic
i-ˈskē-mik
adjective 
Example Sentences
Recent Examples on the Web Hypoxic-ischemic demyelination happens if the brain is deprived of oxygen (hypoxia) or blood (ischemia) for a significant period of time. 
Sara Gaynes Levy, SELF, 7 Mar. 2022 When the heart stops beating, blood flow is cut off from the body in a process called ischemia and a cascade of biochemical effects begins. Evan Bush, NBC News, 3 Aug. 2022 Today, transplant surgeons must scramble to stay ahead of ischemia and prevent organs from going too long without blood supply. Evan Bush, NBC News, 3 Aug. 2022 There were different risks for various demographic groups, with Alaska Natives more likely to be treated for ischemia, for example, and people older than 65 more prone to heart attacks, the research found. Yereth Rosen, Anchorage Daily News, 1 July 2022 Severe ischemia can turn into ischemic colitis which causes inflammation of the colon and can cause ulcers. Kasandra Brabaw, Health.com, 28 Sep. 2021 Mesenteric ischemia is most common in elderly people who already have vascular diseases, Dr. Hoofnagle says, but this patient hadn’t yet hit middle age. Tara C. Smith, SELF, 23 Feb. 2022 Martinez’s voice has continued to mesmerize listeners over the past several decades, even after a cerebral ischemia in 2017 limited her speech and mobility. Julyssa Lopez, Rolling Stone, 19 Jan. 2022 Multiple doctors have also raised concerns that Pitt's own definition of ischemia pointed to organs potentially being extracted from live fetuses – something Pitt has vehemently denied. Sam Dorman, Fox News, 22 Sep. 2021 See More
Sara Gaynes Levy, SELF, 7 Mar. 2022 When the heart stops beating, blood flow is cut off from the body in a process called ischemia and a cascade of biochemical effects begins. Evan Bush, NBC News, 3 Aug. 2022 Today, transplant surgeons must scramble to stay ahead of ischemia and prevent organs from going too long without blood supply. Evan Bush, NBC News, 3 Aug. 2022 There were different risks for various demographic groups, with Alaska Natives more likely to be treated for ischemia, for example, and people older than 65 more prone to heart attacks, the research found. Yereth Rosen, Anchorage Daily News, 1 July 2022 Severe ischemia can turn into ischemic colitis which causes inflammation of the colon and can cause ulcers. Kasandra Brabaw, Health.com, 28 Sep. 2021 Mesenteric ischemia is most common in elderly people who already have vascular diseases, Dr. Hoofnagle says, but this patient hadn’t yet hit middle age. Tara C. Smith, SELF, 23 Feb. 2022 Martinez’s voice has continued to mesmerize listeners over the past several decades, even after a cerebral ischemia in 2017 limited her speech and mobility. Julyssa Lopez, Rolling Stone, 19 Jan. 2022 Multiple doctors have also raised concerns that Pitt's own definition of ischemia pointed to organs potentially being extracted from live fetuses – something Pitt has vehemently denied. Sam Dorman, Fox News, 22 Sep. 2021 See More Word History
Etymology
New Latin ischaemia, from ischaemus styptic, from Greek ischaimos, from ischein to restrain (akin to Greek echein to hold) + haima blood — more at scheme entry 1
First Known Use
1855, in the meaning defined above
Medical Definition
ischemia
noun
isch·emia
variants or chiefly British ischaemia
is-ˈkē-mē-ə
: deficient supply of blood to a body part (as the heart or brain) that is due to obstruction of the inflow of arterial blood (as by the narrowing of arteries by spasm or disease)