Symptomatic dermographism (SD) is a form of physical urticaria in which minor mechanical force, such as light scratching, friction from clothing, or stroking of the skin, induces localized erythema, pruritus, and wheal formation (1). SD is the most common subtype of chronic inducible urticaria (CIndU) seen in clinical dermatology and allergy practice. Together with chronic spontaneous urticaria (CSU), SD accounts for more than 90% of all chronic urticaria cases in adult popul