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Impetigo at the corner of the mouth

How the structures involved in Impetigo differ from normal
Illustration: How the structures involved in Impetigo differ from normal

Short answer

Impetigo at the corner of the mouth may form a moist sore or yellow-brown crust and needs careful assessment before treatment.

This answers one question. It is not a diagnosis and does not replace an assessment by a licensed doctor.

At a glance

Avoid
Picking, licking, kissing, and sharing cups or towels
Location concern
Sores close to the eye need prompt assessment

What a mouth-corner sore can mean

Impetigo can begin where skin is irritated, cracked, or repeatedly touched with saliva. The area may ooze, crust, split, or spread onto nearby skin. Cold sores, saliva-related irritation, eczema, and angular cheilitis can look similar but need different care. Do not pick the crust or apply leftover creams, especially steroid cream, unless a clinician has recommended it for this sore. Touching the area can transfer infection to the nose, eyes, or another person.

Care while arranging advice

Gently clean the area with water, pat it dry, and wash hands before and after contact. Avoid licking the corner, sharing cups or towels, kissing, and touching the sore. Use only treatment recommended for the location; a clinician may prescribe [Topical Antibiotic Therapy](/treatments/medical-dermatology/topical-antibiotic-therapy/) or another approach. Keep any dressing secure without blocking eating or breathing.

When to seek care

Seek prompt medical care if the sore is near the eye, spreads quickly, becomes markedly swollen or painful, or comes with fever or difficulty drinking. Get an assessment if it keeps returning or does not improve with the advised treatment. A clinician can compare it with [Crusting Skin](/symptoms/skin-crusting/) and conditions such as [Atopic Dermatitis](/conditions/atopic-dermatitis/).

Questions for your doctor

Ask what the sore most resembles, whether a swab is useful, which product is safe near the lips, and how long to avoid close contact.

Find care

General Clinics & Polyclinics in Abu Dhabi

That answer is general. If you want it applied to your own case, these are licensed general clinics & polyclinics listed in Abu Dhabi.

City
See every listing in Abu Dhabi

Ordered by verification status and how complete each clinic's public record is, then alphabetically. This is a directory listing, not a ranking — Zavis does not rate or recommend providers.

A factual listing drawn from the DHA, DOH and MOHAP licence registers. It is not a referral, an endorsement, or advice that any of these providers is right for you.

Questions people ask

Can I use lip balm on suspected impetigo?

Avoid sharing lip products and ask a clinician before applying products over an active sore, because the diagnosis and treatment may differ from simple dryness.

Is a cracked mouth corner always impetigo?

No. Several conditions can cause a crack or crust at the mouth corner, so appearance alone cannot confirm the cause.

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Medical disclaimer. This page is general health information, not medical advice, and it cannot diagnose you. Always consult a licensed healthcare provider about your own symptoms and treatment. In an emergency in the UAE, call 998 for an ambulance.