This document provides an outline and overview of a presentation on cardiac arrhythmia by Dr. Eze Henry Ogochukwu. It defines arrhythmia as an abnormal heart rhythm and outlines the heart's normal electrical system. It describes the main types of arrhythmia - premature beats, supraventricular arrhythmias, ventricular arrhythmias, and bradycardia. For each type it provides examples and causes. The document discusses signs and symptoms of arrhythmia and methods of diagnosis, including electrocardiography. It concludes with information on treatment and management of arrhythmias.