what is diffuse alveolar hemorrhage syndrome?
Diffuse Alveolar Hemorrhage Syndrome Introduction Imagine suddenly struggling to breathe, coughing up blood , and being rushed to the hospital with no clear idea what’s going on. That’s what diffuse alveolar hemorrhage , or DAH , can look like. It’s not a disease in itself—but rather a scary complication of other serious health issues, mostly autoimmune diseases . In simple terms, DAH is when bleeding happens deep inside your lungs, right in the tiny air sacs (called alveoli ) where oxygen usually moves into your blood. When those air sacs fill with blood, breathing becomes really difficult—and without fast treatment, it can be life-threatening. In this article, we’re breaking down everything you need to know about this rare but critical condition—from causes and symptoms to how it’s diagnosed and treated. So, What Exactly Is DAH? Let’s keep it straightforward: Diffuse Alveolar Hemorrhage means there’s bleeding spread across many of the alveoli in your lungs. These lit...