Papular Urticaria

Papular urticaria is hypersensitivity reaction to insect bites (fleas/bedbugs/mites/mosquitoes), common in children, presenting with pruritic edematous papules/weals on exposed skin, often in clusters/lines. Treatment: oral antihistamines; topical corticosteroids; cool compresses; prevent scratching; environmental control (flea treatment for pets; hot-wash bedding; pest control); treat secondary bacterial infection; identify bite source; follow-up.

Common Symptoms

Pruritic edematous papules; exposed skin; clusters/lines; by insect bites

Causes and Pathogenesis

Type-I/IV hypersensitivity to insect salivary antigens causes papular lesions.

Treatment

Antihistamines; topical steroids; cool compresses; environmental control

Preventive Measures

Insect repellent; pet flea control; bedding hygiene.

Department to Visit

It is recommended to visit the Dermatology/Pediatrics/Allergy department; an appointment can be booked on this platform before the visit.

Warm reminder: The above information is for health science reference only and cannot replace professional medical diagnosis. If you have related symptoms, please seek medical attention at a regular hospital promptly.