Thelansis

  Chronic spontaneous urticaria (CSU) also called chronic idiopathic urticarial is characterized by the occurrence of urticaria for 6 weeks or longer without identifiable specific triggers. The average duration of CSU is frequently reported as 5 years, but maybe longer in more severe cases specifically, in patients with concurrent angioedema. Patients with chronic urticaria (used as a proxy for CSU) experience the substantial health-related quality of life (HRQoL) and productivity impairments and increased psychological comorbidities relative to patients without chronic urticarial. CSU is the spontaneous development of signs and symptoms with no known specific trigger. CSU and CIndU may coexist in the same patient. Overall urticaria is classified as acute or chronic form based on the duration of illness. Chronic urticaria is diagnosed when the disease has been continuously or intermittently present for at least 6 weeks. The chronic and acute forms of urticaria differ in etiology, p...