2024 Refractoriness medical definition

Refractoriness medical definition

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WebApr 2, 2024 · 4. Resting and Action Potentials in Excitable Cells. The absolute refractory period refers to that period of time after an action potential when it is impossible to initiate a new action potential no matter how large the stimulus. This is a relatively short period of time that varies from cell to cell but roughly occurs approximately 1/2 to 1 ... WebApr 12, 2024 · The refractory period is the time after an action potential is generated, during which the excitable cell cannot produce another action potential. There are two subphases of this period, absolute and relative refractoriness. Absolute refractoriness overlaps the depolarization and around 2/3 of repolarization phase.

Absolute refractory period Definition & Meaning Merriam-Webster Medical

WebPlatelet transfusion refractoriness. Platelet transfusion refractoriness is the repeated failure to achieve the desired level of blood platelets in a patient following a platelet transfusion. The cause of refractoriness may be either immune or non-immune. Among immune-related refractoriness, antibodies against HLA antigens are the primary cause. WebLooking for online definition of refractoriness or what refractoriness stands for? refractoriness is listed in the World's largest and most authoritative dictionary database of abbreviations and acronyms. ... Medical Dictionary; Legal Dictionary. Financial Dictionary. Acronyms. Idioms. Encyclopedia; Wikipedia health departments in the philippines

Refractories definition of refractories by Medical dictionary

Webre·frac·to·ry ( rĕ-frak'tŏr-ē) 1. Resistant to treatment, as of a disease. Synonym (s): intractable (1) , obstinate (2) . 2. Synonym (s): obstinate (1) . [L. refractarius, fr. refringo, pp. -fractus, … WebNCI's Dictionary of Cancer Terms provides easy-to-understand definitions for words and phrases related to cancer and medicine. Webrefractory: See: contumacious , difficult , disobedient , disorderly , fractious , froward , hostile , incorrigible , indomitable , inflexible , insubordinate ... gone wild taxidermy

Refractoriness Article about Refractoriness by The Free Dictionary

Webdis·ease (dĭ-zēz′) n. 1. An abnormal condition of a part, organ, or system of an organism resulting from various causes, such as infection, inflammation, environmental factors, or genetic defect, and characterized by an identifiable group of signs, symptoms, or both. 2. A condition or tendency, as of society, regarded as abnormal and harmful. 3 ... Webplatelet transfusion refractoriness answers are found in the Taber's Medical Dictionary powered by Unbound Medicine. Available for iPhone, iPad, Android, and Web. health department stafford vaWebJul 20, 2015 · Definition Platelet refractoriness can represent a significant clinical problem that complicates provision of platelet transfusions, and which may be associated with adverse clinical outcomes and increased health care costs. health department south carolina

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Refractoriness medical definition

Excitability - an overview ScienceDirect Topics

WebJul 20, 2015 · Definition. Platelet refractoriness can represent a significant clinical problem that complicates provision of platelet transfusions, and which may be associated with … WebDec 4, 2024 · Refractoriness can be caused by immune and nonimmune factors, with nonimmune factors responsible for 60% to 80% of cases. 1 Immune factors, which play a …

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Webdis·ease (dĭ-zēz′) n. 1. An abnormal condition of a part, organ, or system of an organism resulting from various causes, such as infection, inflammation, environmental factors, or … Webre·frac·to·ry ( rĕ-frak'tŏr-ē) 1. Resistant to treatment, as of a disease. Synonym (s): intractable (1) , obstinate (2) . 2. Synonym (s): obstinate (1) . [L. refractarius, fr. refringo, pp. -fractus, to break in pieces] Medical Dictionary for the Health Professions and Nursing © Farlex 2012 re·frac·to·ry ( rĕ-frak'tŏr-ē)

WebA failure of circulating platelet levels to rise after platelet transfusion. Alloimmunization against platelet antigens, disseminated intravascular coagulation, fever, hypersplenism, and sepsis are among the potential causes. A typical platelet transfusion should normally raise platelet counts by more than 20,000 platelets/microliter. WebRefractoriness is one of the factors limiting the frequency of recurrence of biological signals, their summation, and the speed at which they are transmitted. The duration of refractory periods may be altered by changes in temperature or the …

WebIn conclusion, platelet transfusion refractoriness requires 2 or more inappropriate responses to platelets as defined by below normal PPR or CCI. Platelet transfusion refractoriness is … Webrefractoriness -t (ə-)rē-nəs noun Medical Definition refractory adjective re· frac· to· ry ri-ˈfrak-t (ə-)rē 1 : resistant to treatment or cure a refractory fulminant lesion had disease that …

WebRefractoriness. a short-term decrease in the excitability of nervous or muscle tissue occurring immediately after the manifestation of action potential. It can be detected by …

WebAug 28, 2014 · It is still being debated what should be the key parameter of a definition of refractoriness (e.g., unresponsiveness to treatment, high frequency, severe disability or all of these features) ... medical cost reimbursement, screening tool for invasive treatment or implantable devices. With the need of minimizing the risk of a misdiagnosis we ... health department springfield tnWebDictionary FastHealth Email This! re·frac·to·ri·ness n : the insensitivity to further immediate stimulation that develops in irritable and esp. nervous tissue as a result of intense or … health department spring hillWebSep 22, 2016 · An International Working Group (IWG) defined refractory ITP as disease that does not respond to or relapses after splenectomy and that requires treatment to reduce the risk of clinically significant bleeding. 2 The American Society of Hematology ITP Guidelines endorsed this definition as a means of identifying the most severely affected patients. … gone wild torontoWebRefractoriness is the property of a refractory's multiphase to reach a specific softening degree at high temperature without load, and is measured with a pyrometric cone … gone willinglyWebThe meaning of REFRACTORINESS is the insensitivity to further immediate stimulation that develops in irritable and especially nervous tissue as a result of intense or prolonged stimulation. the insensitivity to further immediate stimulation that develops in irritable … Synonyms for REFRACTORINESS: rebellion, recalcitrance, rebelliousness, … gone wild pet foodWebMar 29, 2024 · Refractory: Not yielding, or not yielding readily, to treatment. CONTINUE SCROLLING OR CLICK HERE SLIDESHOW Heart Disease: Causes of a Heart Attack See … gone wild with bear gryllsWebJan 31, 2024 · The word “refractory” in general use means stubborn or intractable, and in medicine it is specifically applied to disease that does not respond to treatment. Refractory cancer refers to cancer that may be resistant at the beginning of treatment, or becomes resistant during treatment. gone winchester