Stages of HIV Infection. Without treatment, HIV advances in stages, overwhelming your immune system and getting worse over time. The three stages of HIV infection are: (1) acute HIV infection, (2) clinical latency, and (3) AIDS (acquired immunodeficiency syndrome).
A pacemaker is a small, battery-powered device that is implanted into your chest to help regulate your heart rate. You need a pacemaker if your heart beat is too slow or is irregular. Your heart may not be able to pump blood well throughout your body. This can happen because of heart failure, aging, or heart medications. You may have the following signs and symptoms:
A pacemaker is a 2-part system. Within the pacemaker is: â¢ a generator or battery that stimulates the heart to beat. â¢ the pacing wires, called leads, lie in your heart and are attached to. the pacemaker. â¢ pacemaker will mail you a permanent card inthere could be one, two or three leads. The pacemaker monitors your heart beat and rhythm and sends electrical. impulses to your heart when needed. An example of this is preventing. your heart from beating too slowly. Many patients find that they can. return to activities that were restricted before the pacemaker.