Lip Sores
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Reviewed By:
Yukiko Ueda, MD (Dermatology)
Dr. Ueda graduated from the Niigata University School of Medicine and trained at the University of Tokyo Medical School. She is currently a clinical assistant professor at the Department of Dermatology, Jichi Medical University, and holds several posts in the dermatology departments at Kyoto Prefectural University of Medicine, Komagome Hospital, University of Tokyo, and the Medical Center of Japan Red Cross Society.
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Content updated on Jan 4, 2023
About the symptom
Erosion of the lip refers to breakdown of the outer layers of the surface on any part of the lip.
When to see a doctor
Seek professional care if you experience any of the following symptoms
Disorder of consciousness
Numbness / sensory disorder
Repeated fever above 38 ℃
Edema
Possible causes
- Angular cheilitis
Inflammation of the corners of the lips. Causes include infection (bacterial, viral, or fungal) and irritants, such as constant contact with saliva or excessive dryness. It is more common in people with nutritional deficiencies and immune system disorders.
- Cheilitis
Inflammation of the lips. Causes include infection (bacterial, viral, or fungal) and irritants, such as constant contact with saliva or excessive dryness.
- Candidiasis (oral, hands and feet)
Normal human skin contains bacteria and fungi. Candidiasis occurs when the fungus overgrows and invades the skin. Risk factors include warm moist environments and a weakened immune system.
- Shingles
- Lip licker's dermatitis
- Stomatitis
- Pellagra
- Herpes simplex
Related serious diseases
- Kawasaki disease
A disease caused by the body's immune system attacking the blood vessels. Kawasaki disease requires hospitalization for treatment and ultrasound scans. Regular follow-up scans are important to reduce the risk of future heart attacks.
Questions your doctor may ask about this symptom
Your doctor may ask these questions to check for this symptom
Do you have sores or erosions on your lips?
Do you have itchy skin?
Do you have any pain or tingling in the affected areas of the skin?
Do you have a fever?
Other Related Symptoms
Similar symptoms or complaints
Symptoms from the same body system / part
Symptoms treated by the same specialty
Reviewed By:
Yukiko Ueda, MD (Dermatology)
Dr. Ueda graduated from the Niigata University School of Medicine and trained at the University of Tokyo Medical School. She is currently a clinical assistant professor at the Department of Dermatology, Jichi Medical University, and holds several posts in the dermatology departments at Kyoto Prefectural University of Medicine, Komagome Hospital, University of Tokyo, and the Medical Center of Japan Red Cross Society.
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Seiji Kanazawa, MD, PHD
Obstetrics and gynecology (OBGYN)
National Center for Child Health and Development, Japan