Heart Rhythm (Arrhythmias) & Devices
Heart Block (AV Block)
A simple map of the heart's wiring. The signal starts at the top, but heart block delays or stops it at the AV node before it reaches the pumping chambers below.
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 Heart Block (AV Block) guide
What's inside this guide
- Plain-language explanation of heart block (av block)
- 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)