Urticarial lesions are best described as raised, pruritic, circumscribed erythematous papules.
Single lesions may coalesce as they enlarge, forming generalized, raised, erythematous a...
Description of rash:
Lesions may not be present at time of exam due to transient nature.
Digital photos are often useful.
Duration of symptoms, acute versus chronic:
If acute (<6 weeks...
Acute urticaria
...
Watch for signs and symptoms of anaphylaxis; this is the major complication.
Patients with chronic urticaria should follow up with their physicia...
Bailey E, Shaker M. An update on childhood urticaria and angioedema. Curr Opin Pediatr. 2008;20(4):425–430. [View Abstract on OvidInsights]
Bernstein J, Lang D, Khan D, et al. ...
708.9 Urticaria, unspecified
708.0 Allergic urticaria
708.8 Other specified urticaria
708.1 Idiopathic urticaria
L50.9 Urticaria, unspecified
L50.0 Allergic urticaria
L50.6 Contact urticaria
L...
Q: When should I refer patients to a specialist, and to what specialty should I send them?
A: Often, referral is made when a trigger cannot be identified, if it is felt to be a food or medication t...
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FIGURE 7.18 Urticaria. Dermal vasodilatation occurs, with no epidermal change (scale).
Urticaria - child with 2 day of itching, evanescent eruption