what does double refractory mean
Definition of Refractory Symptoms
A refractory symptom may be subjective and at times nonspecific. It is otdifficult" symptoms since many symptoms considered refractory are at times successfully managed by specialized hospice and palliative care programs (Broeckaert 2002).The malignant tumors most often associated with refractory symptoms include those in the lungs gastrointestinal tract head and neck
Get PriceRelapsed and Refractory Leukemia and Lymphoma Society
Most patients with relapsed or refractory NHL receive second-line therapy (treatment other than the type used the first time around) sometimes followed by stem cell transplantation. Second-line drug regimens may include ICE Ifosfamide carboplatin and etoposide . RICE Rituximab ifosfamide carboplatin and
Get PriceWhat Is a Refractory PeriodHow to Shorten Refractory Period
Sep 24 2018 · "Increased prolactin and subsequent lower testosterone is like a double whammy affecting your " says Brahmbhatt. By contrast women generally have a much shorter refractory period — or even
Get PriceRefractory Period of the HeartBody Function78 Steps
Mar 28 2021 · Ventricular muscle unlike skeletal muscle is incapable of any significant degree of summation of contractions and this is a very good thing.Imagine that cardiac muscle were able to undergo a prolonged tetanic contraction.
Get PriceManagement of Double-Refractory Multiple Myeloma
Aug 23 2013 · Despite remarkable progress patients will eventually relapse after exhausting treatment with these drugs. Management of myeloma that is refractory to both bortezomib and lenalidomide (double-refractory MM DRMM) is complicated due to disease patient and treatment-related factors and new therapies for these patients are required.
Get PriceWhat is the significance of the refractory period
Also Know what does the refractory period prevent It is initiated by paced or sensed events after a sensed event the refractory period prevents double counting the same event whereas after a paced event it prevents sensing the pacing stimulus its after-potential or the evoked response. Events within the refractory period do not reset
Get PriceEyeWorld Management of refractory glaucoma
Recognizing the signs of refractory glaucoma and how to manage it. Refractory glaucoma is defined as uncontrolled intraocular pressure with evidence of optic nerve and/or visual field deterioration despite maximally tolerated topical and/or systemic anti-glaucoma medications failed surgical treatment or a combination of surgery and medicines or a high risk of failure of trabeculectomy. 1 It
Get PriceDouble refraction optics Britannica
Double refraction can be observed by comparing two materials glass and calcite.If a pencil mark is drawn upon a sheet of paper and then covered with a piece of glass only one image will be seen but if the same paper is covered with a piece of calcite and the crystal is oriented in a specific direction then two marks will become visible.. The Figure shows the phenomenon of double
Get PriceDouble refraction optics Britannica
Double refraction can be observed by comparing two materials glass and calcite.If a pencil mark is drawn upon a sheet of paper and then covered with a piece of glass only one image will be seen but if the same paper is covered with a piece of calcite and the crystal is oriented in a specific direction then two marks will become visible.. The Figure shows the phenomenon of double
Get PriceWhat is the significance of the refractory period
Also Know what does the refractory period prevent It is initiated by paced or sensed events after a sensed event the refractory period prevents double counting the same event whereas after a paced event it prevents sensing the pacing stimulus its after-potential or the evoked response. Events within the refractory period do not reset
Get PriceThe Current State of Refractory VF Emergency Physicians
Nov 29 2017 · Double sequential external defibrillation in out-of-hospital refractory ventricular fibrillation a report of ten cases. Prehosptial Emergency Care. 201519 . Chang M Inoue H Kallok MJ Zipes DP. Double and triple sequential shocks reduce ventricular defibrillation threshold in dogs with and without myocardial infarction.
Get PriceRefractoryWikipedia
A refractory material or refractory is a material that is resistant to decomposition by heat pressure or chemical attack and retains strength and form at high temperatures. Refractories are polycrystalline polyphase inorganic nonmetallic porous and heterogeneous. They are typically composed of oxides or non oxides like carbides nitrides etc. of the following materials silicon
Get PriceRefractory Ventricular Tachycardia Approach to Management
Refractory ventricular tachycardia also known as "electrical storm " is defined as at least two or more separate ventricular tachycardia (VT) or fibrillation (VF) episodes requiring intervention in
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Mar 15 2020 · Keeping this in view what happens in the refractory period In physiology a refractory period is a period of time during which an organ or cell is incapable of repeating a particular action or (more precisely) the amount of time it takes for an excitable membrane to be ready for a second stimulus once it returns to its resting state following an excitation.
Get PriceManagement of Double-Refractory Multiple Myeloma
Aug 23 2013 · Despite remarkable progress patients will eventually relapse after exhausting treatment with these drugs. Management of myeloma that is refractory to both bortezomib and lenalidomide (double-refractory MM DRMM) is complicated due to disease patient and treatment-related factors and new therapies for these patients are required.
Get PriceDual Sequential Defibrillation (DSD)REBEL EM
Nov 08 2018 · Dual Sequential Defibrillation (DSD) Background In the United States 424 000 out of hospital cardiac arrests occur per year with a 10.4 overall survival rate. 1 Refractory Ventricular Fibrillation (RVF) is a complication of cardiac arrest and has varying definitions in the literature but is commonly defined as ventricular fibrillation that
Get PriceThe refractory period What to know and can you shorten it
May 21 2020 · The refractory period is the span of time after having an orgasm during which a person is not sexually responsive. The refractory period can have both mental and physiological effects.
Get PriceRefractive Errors Astigmatism Myopia MedlinePlus
Apr 09 2021 · Refractive errors are vision problems that happen when the shape of the eye keeps you from focusing well. The cause could be the length of the eyeball (longer or shorter) changes in the shape of the cornea or aging of the lens. The most common symptom is blurred vision. Other symptoms may include double vision haziness glare or halos around
Get PriceWhat Is a Refractory PeriodHow to Shorten Refractory Period
Sep 24 2018 · "Increased prolactin and subsequent lower testosterone is like a double whammy affecting your " says Brahmbhatt. By contrast women generally have a much shorter refractory period — or even
Get PriceRelapsed and Refractory Leukemia and Lymphoma Society
Refractory AML Most patients achieve a remission (an absence of signs and symptoms) after initial treatment for acute myeloid leukemia (AML).However some patients have residual leukemic cells in their marrow even after intensive treatment. Patients who have not achieved complete remission after two cycles of induction chemotherapy are usually diagnosed as having "refractory
Get PriceHow I treat refractory immune thrombocytopenia Blood
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
Get PriceWhat Is Relapsed vs. Refractory Myeloma The Myeloma Crowd
Feb 02 2019 · Refractory Myeloma Dr. Damian Green MD of the Fred Hutchinson Cancer Center generally defines Refractory Myeloma as "disease that is progressing despite active treatment." The National Cancer Institute breaks it down even further to say that there are two main types of refractory myeloma patients 1.
Get PriceDefinition of Refractory Symptoms
A refractory symptom may be subjective and at times nonspecific. It is otdifficult" symptoms since many symptoms considered refractory are at times successfully managed by specialized hospice and palliative care programs (Broeckaert 2002).The malignant tumors most often associated with refractory symptoms include those in the lungs gastrointestinal tract head and neck
Get PriceDouble RefractionThe Gemology Project
Oct 07 2009 · This is double refraction caused by the birefringence. If the light enters normal to the prism face each vibration travels at a different velocity but no refraction occurs. Both vibrations were incident at perpendicular to the wave front so the velocity change does not cause a direction change.
Get PriceRefractory Ventricular Fibrillation and Dual Sequential
Jul 20 2020 · Double sequential external defibrillation for refractory ventricular fibrillation The DOSE VF pilot randomized controlled trial . Cheskes S Dorian P Feldman M et al. Resuscitation. 178‐184. The first study we ll look at is the only randomized
Get PriceV-fib refractory to an initial/second shockCardiac
Oct 30 2012 · Medic625. Oct 30 2012. It means that the v- fib is being stubborn and has not converted with the shocks. It does not mean that the pt was thrown into v-fib by a defib. Another example would be continued SVT refractory to 6 mg of adenocard. Refractory in this case means resistant to
Get PriceWhat Is a Refractory PeriodHow to Shorten Refractory Period
Sep 24 2018 · "Increased prolactin and subsequent lower testosterone is like a double whammy affecting your " says Brahmbhatt. By contrast women generally have a much shorter refractory period — or even
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