Post-COVID-19 Refractory Angioedema and Chronic Urticaria: Integrative Neuro-Immune Mechanisms Linking Multiple Food Allergies, α/β Adrenergic Imbalance, Autoimmune Dysregulation, Sympathetic Overactivity, Mast Cell Activation, Gastrointestinal and Vascular Dysregulation, Electrolyte Disturbances, with Colchicine Targeting Inflammasome-Mediated Inflammation and Dexamethasone Controlling Immune-Mediated Hyperinflammation

2026 Open access