It should be evident that it would not be acceptable to state "Prolonged QT" on over a third of all ECGs. Clearly, exclusionary criteria are required so that "Prolonged QT" is stated only when meaningful. Our computerized interpretation program excludes ECGs with ventricular conduction blocks and...
What conditions or situations cause prolonged QT intervals in the electrocardiogram besides the use of antidepressants? If there is a need for an antiarrhythmic in a patient on an antidepressant, which antiarrhythmics are less likely to cause further prolongation of the QT interval?. ...
What happens to the heart during Torsades de Pointes? In the case of torsades de pointes (TdP),the heart's two lower chambers, called the ventricles, beat faster than and out of sync with the upper chambers, called the atria. An abnormal heart rhythm is called an arrhythmia. When the he...
Commotio cordis is a medical condition that happens when your heart suddenly stops beating (known as cardiac arrest). It usually happens due to a serious blow or injury to the chest that causes abnormal electrical activity in the heart. The condition is rare. It's most commonly seen among ...
During this time, British companies can register relevant domains with a one-off exemption fee to permanently safeguard their intellectual property within the .xxx registry. Should a company register after the 28th October, they will have to renew the protection annually at an extra cost. Landrush...
If an artery is partially blocked, what happens to the resistance to blood flow in the artery? If flow through the artery doesn't change, what happens to the velocity of flow? Describe Ischemia, Hypoxia, and Hypoxemia along with why and when each condition occ...
Agonal breathing is when someone who is not getting enough oxygen is gasping for air. It is usually due tocardiac arrestorstroke. It's not true breathing. It's a natural reflex that happens when your brain is not getting the oxygen it needs to survive. ...
What happens to each of the intervals measured in the cardiac cycle activity (P-R interval, R-R interval, R-T interval, and T-R interval) as heart rate increases or decreases? What parts of the cardiac cycle change, an...
285. The greatest events and thoughts—the greatest thoughts, however, are the greatest events—are longest in being comprehended: the generations which are contemporary with them do not EXPERIENCE such events—they live past them. Something happens there as in the realm of stars. The light of ...
Mass Effect has its share of kinetic combat, but it happens less frequently and chaotically, and usually between long periods of ‘inactivity’ filled by user-driven dialogue, planning, and preparation. What the long wars have brought to gaming is not a culture of defeat, but a culture of ...