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A case report describes urticaria as an initial manifestation of COVID‑19. It outlines clinical course, differential diagnosis, and implications for testing and isolation.
Allergic angioedema of the airways is a potentially life-threatening condition. The allergen can be difficult to identify. Treatment in the acute phase comprises of antihistamines, steroids, adrenaline and in severe cases prophylactic intubation. Allergic angioedema can be encountered in all medical…
The safety of cyclooxygenase (COX)-2 inhibitors has been tested in patients who had cross-reactive hypersensitivity reactions (HSRs) to nonsteroidal anti-inflammatory drugs (NSAIDs). However, these studies have been mainly done before the current classification of NSAID hypersensitivity and cross-re…