Heart Rhythm (Arrhythmias) & Devices
Subcutaneous ICD (S-ICD)
Two ways to carry a defibrillator. The transvenous ICD threads a wire into the heart. The S-ICD keeps the box and wire under the skin, with nothing inside the heart.
This is a free, plain-language patient education guide written by Rias Ali, MD, FACC, a board-certified interventional cardiologist. Every guide is grounded in current peer-reviewed evidence and major society guidelines, organized in a way patients can actually use during a visit.
Download the Subcutaneous ICD (S-ICD) guide
What's inside this guide
- Plain-language explanation of subcutaneous icd (s-icd)
- Why it matters and what the major risks are
- Treatment options with risks, benefits, and alternatives
- Common misconceptions clarified
- Lifestyle and self-care advice
- Specific warning signs — when to call us, when to call 911
- Sources used to build the guide (peer-reviewed and society guidelines)