What Are Flat Warts?

The disease is caused by human papilloma virus (HPV) infection and is a viral infectious disease that occurs in adolescents. The clinical manifestations are flat or pink flat papules, which are more common on the face and back of the hand, without obvious symptoms, and the course is chronic. Can be transmitted through direct or indirect contact.

Basic Information

English name: flat wart
Visiting department: dermatology
Multiple groups: teens
Common locations: Face, back of hand

Common causes: Caused by human papilloma virus HPV3 and HPV5 infection
Common symptoms: The skin surface has flat pimples of various sizes, with a smooth surface and a clear state
Contagious: Have
way for spreading: Direct, indirect contact

Clinical manifestations of flat warts

Occurs frequently in adolescents. Sudden onset can occur. Skin lesions are common on the face, back of hands, and arms. They appear as flat papules of various sizes, with mild bulges. The surface is smooth, round, oval, or polygonal. It is densely distributed or lined up due to local scratching. Generally, there are no conscious symptoms, and some patients consciously slightly itch. The course of the disease is chronic and lasts for many years, and some patients can improve on their own.

Flat wart check

Pathological examination of the epidermal net-shaped hyperkeratosis with incomplete keratosis, hypertrophy of the spinous layer, more vacuole cells can be seen in the upper part of the epidermis, basophilic nucleus, and uniform hypertrophy of the granular layer. Dermal changes were not noticeable.