Fibrillation
Fibrillation: In cardiology, an abnormal and erratic twitching of the heart muscle.
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- Fibrillation, atrial
Fibrillation, atrial: An abnormal and irregular heart rhythm in which electrical signals are generated chaotically throughout the upper chambers (atria) of the heart. Many people with atrial fibrillation have no symptoms. Among those who do, the most common symptom is an uncomfortable awareness of the rapid and irregular heartbeat (palpitations). Atrial fibrillation can promote the […]
- Fibrillation, ventricular
Fibrillation, ventricular: An abnormal and irregular heart rhythm in which there are rapid uncoordinated fluttering contractions of the lower chambers (ventricles) of the heart. Ventricular fibrillation disrupts the synchrony between the heartbeat and the pulse beat. Ventricular fibrillation is commonly associated with heart attacks and scarring of the heart muscle from previous heart attacks. Ventricular […]
- Fibrin
Fibrin: The protein that is formed during normal blood clotting and that is the essence of the clot.
- Fibrinogen
Fibrinogen: The protein from which fibrin is formed in normal blood clotting.
- Fibro fog
Fibro fog: A type of cognitive dysfunction reported by many people with fibromyalgia. Also sometimes referred to as brain fog, its symptoms include difficulty with concentration, memory deficits, and confusion. The reason for the changes in brain function with fibromyalgia is not clearly understood. People with fibromyalgia experience fatigue and are at risk for sleep […]