Idiopathic Mast Cell Activation Syndrome is characterized by the inappropriate release of chemicals from mast cells, MCAS can cause a wide range of debilitating symptoms, including severe allergic reactions, chronic fatigue, gastrointestinal issues, and cognitive impairments. In this article, we will explore how MCAS can affect your ability to work, the evidence needed to support a disability claim, and how The Maddox Firm can help secure the benefits you deserve.