L50 - Urticaria
Excludes 1:
-allergic contact dermatitis (L23.-)
-angioneurotic edema T78.3)
-giant urticaria T78.3)
-hereditary angio-edema D84.1)
-Quincke's edema T78.3)
-serum urticaria T80.6-)
-solar urticaria L56.3)
-urticaria neonatorum P83.8)
-urticaria papulosa L28.2)
-urticaria pigmentosa Q82.2)
L50.0 - Allergic urticaria
L50.1 - Idiopathic urticaria
L50.2 - Urticaria due to cold and heat
L50.3 - Dermatographic urticaria
L50.4 - Vibratory urticaria
L50.5 - Cholinergic urticaria
L50.6 - Contact urticaria
L50.8 - Other urticaria
L50.9 - Urticaria, unspecified