AFib: What Is, Types, Causes, and Symptoms

What Is AFib?

Irregular, irregular contractions that occur much more often than ventricular contractions are atrial fibrillation. In the ICD-11 classification, the condition is marked with the code BC81.3. It is defined as a disease characterized by rapid (usually faster than 300 beats per minute), irregular, and uncoordinated generation of atrial impulses, usually manifested on the ECG by indistinct P waves and…