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Chronic Urticaria (Chronic Spontaneous Urticaria, CSU)

Anesthesia Implications

Clinically reviewed by anesthesia providers · Updated

Avoid OpioidsAvoid StressorsAvoid HypothermiaAvoid HyperthermiaCareful PositioningBronchospasm riskReactive AirwayFlushingHypotensionEdemaAnaphylaxis RiskAvoid Histamine-Releasing DrugsAvoid NSAIDsAvoid Tourniquet

Pathophysiology

Chronic urticaria is wheals and/or angioedema recurring for six weeks or more, driven by mast cell and basophil activation rather than by an outside allergen. Degranulation releases histamine first,...

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