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Dobutamine is a medication used in the treatment of cardiogenic shock (as a result of inadequate tissue perfusion) and severe heart failure. [ 2][ 3] It may also be used in certain types of cardiac stress tests. [ 2] It is given by IV only, as an injection into a vein or intraosseous as a continuous infusion. [ 2]
A cardiac stress test is a cardiological examination that evaluates the cardiovascular system's response to external stress within a controlled clinical setting. This stress response can be induced through physical exercise (usually a treadmill) or intravenous pharmacological stimulation of heart rate. [ 1]
Coronary steal. Coronary steal (with its symptoms termed coronary steal syndrome or cardiac steal syndrome) is a phenomenon where an alteration of circulation patterns leads to a reduction in the blood flow directed to the coronary circulation. [ 1] It is caused when there is narrowing of the coronary arteries and a coronary vasodilator [ 2] is ...
Sympathomimetic drugs (also known as adrenergic drugs and adrenergic amines) are stimulant compounds which mimic the effects of endogenous agonists of the sympathetic nervous system. Examples of sympathomimetic effects include increases in heart rate, force of cardiac contraction, and blood pressure. [ 1] The primary endogenous agonists of the ...
In Wikidata. Selective serotonin reuptake inhibitors ( SSRIs) are a class of drugs that are typically used as antidepressants in the treatment of major depressive disorder, anxiety disorders, and other psychological conditions. SSRIs increase the extracellular level of the neurotransmitter serotonin by limiting its reabsorption (reuptake) into ...
Rubidium-82 ( 82 Rb) is a radioactive isotope of rubidium. 82 Rb is widely used in myocardial perfusion imaging. This isotope undergoes rapid uptake by myocardiocytes, which makes it a valuable tool for identifying myocardial ischemia in Positron Emission Tomography (PET) imaging. 82 Rb is used in the pharmaceutical industry and is marketed as ...
Hypertrophic cardiomyopathy ( HCM, or HOCM when obstructive) is a condition in which muscle tissues of the heart become thickened without an obvious cause. [ 8] The parts of the heart most commonly affected are the interventricular septum and the ventricles. [ 10]
During menopause, your body and brain undergo some radical shifts that can contribute to the development of an eating disorder. New hormone fluctuations not only impact your sleep and mood but can ...