Dermographism in Child
Alerts and Notices
Synopsis
Codes
ICD10CM:L50.3 – Dermatographic urticaria
SNOMEDCT:
7632005 – Dermographism
Look For
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Diagnostic Pearls
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Differential Diagnosis & Pitfalls
- Early contact dermatitis may present with linear urticarial lesions.
- Delayed pressure urticaria may develop up to hours after the inciting pressure and is usually painful, while dermographism develops over minutes and is usually asymptomatic or pruritic.
- Acute or chronic urticaria
- Other physical urticarias
- Angioedema
- Urticaria pigmentosa
- Lesions from strongyloidiasis (cutaneous larva currens) may resemble rapidly moving urticarial wheals.
- The early stages of bullous pemphigoid may manifest with urticarial plaques.
Best Tests
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Management Pearls
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Therapy
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Drug Reaction Data
Below is a list of drugs with literature evidence indicating an adverse association with this diagnosis. The list is continually updated through ongoing research and new medication approvals. Click on Citations to sort by number of citations or click on Medication to sort the medications alphabetically.Subscription Required
References
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Last Reviewed:05/24/2022
Last Updated:05/25/2022
Last Updated:05/25/2022
Dermographism in Child