Hi, Periodic pain around the pacemaker may be a cause for concern and should be evaluated by a healthcare provider, especially if the pain is becoming more frequent or intense. Pain around the pacemaker may be due to a variety of factors, including infection, inflammation, or irritation of the surrounding tissue. Infection is a rare but serious complication of pacemaker implantation and can cause pain, swelling, and redness at the site of the pacemaker. It is important to seek prompt medical attention if you experience these symptoms, as an infection may require antibiotics and surgery to remove and replace the pacemaker. Inflammation or irritation of the surrounding tissue can also cause pain around the pacemaker. This may be due to trauma, pressure, or movement of the pacemaker, or to an underlying medical condition such as arthritis. Your healthcare provider may recommend imaging studies such as an X-ray or MRI to evaluate the pacemaker and surrounding tissue and determine the underlying cause of the pain. It is important to follow up with your healthcare provider for further evaluation and management of your symptoms. They may recommend adjustments to your pacemaker settings or other treatments to alleviate your pain and improve your quality of life. Take care. Hope I have answered your question. Let me know if I can assist you further. Regards, Dr. Priyanka, General & Family Physician