Mouth corner, Dermatology FAQ

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Persistent Itchy Corner of Mouth: Seeking Long-Term Relief Solutions

Cracked corners of the mouth, which may be itchy and difficult to treat? Hello, my mouth corners have been itchy for a long time, resembling eczema. I have visited several dermatology clinics, and most of them said it was too dry and recommended using lotion or maintaining cleanl...


Dr. Huang Ruiyun Reply:
Hello: I suggest that you brush your teeth without using toothpaste at all, and apply petroleum jelly locally instead of lotion. Try this for a period of time to see if it improves or even resolves the issue. This is because some cases of angular cheilitis are caused by toothpast...

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Understanding Darkening at the Corners of Your Mouth: Causes and Remedies

Darkening of the corners of the mouth? My mouth corners are sometimes dry and itchy, and I've recently noticed a trend of darkening at the corners (this has happened before and resolved, but I forgot the exact cause since different doctors provided different answers). What s...


Dr. Huang Ruiyun Reply:
Hello: It is most likely post-inflammatory hyperpigmentation, which refers to the marks left after a skin condition has resolved. As long as the previous skin condition does not flare up again, the pigmentation will gradually fade over time. I cannot prescribe medication without ...

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Effective Solutions for Persistent Hyperpigmentation Around the Mouth

Please provide the content you would like me to translate. Thank you! Hello, I have had hyperpigmentation at the corners of my mouth for many years. I previously consulted a dermatologist who mentioned it might be post-inflammatory hyperpigmentation. They prescribed me kojic acid...


Dr. Zheng Lizhen Reply:
Hello: Generally, it is necessary to evaluate after one month of use. Sincerely, Dr. Cheng Li-Chen, Dermatologist.

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Facial Skin Issues: Understanding Pain, Irritation, and Treatment Options

Facial disorders? Doctor: Hello, a year ago I switched to a different brand of skincare products. Initially, I experienced itching, but the salon staff said it was nothing to worry about. After more than a month of persistent stinging, I stopped using it and returned to my origin...


Dr. Huang Ruiyun Reply:
It would be advisable for you to visit the outpatient clinic regarding your mouth corner issue. You should also bring up any concerns about skincare products that may not be suitable for you during the consultation. The sagging skin and deepening wrinkles on the face are challeng...

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Understanding Red Corners of the Mouth: Causes and Solutions

I really want to have beautiful lip corners? Hello! I would like to ask something. "My mouth corners have been red for a while now." I went to see a doctor, and he said that I might be licking my mouth corners with my tongue, but I am not! A colleague mentioned that I m...


Dr. Chen Yiying Reply:
Hello Ms. Ava: Your condition may be angular cheilitis. Frequently licking your lips can indeed worsen the condition. Additionally, be mindful during meals to avoid food and drink residue at the corners of your mouth; rinse immediately after eating or drinking, and apply a moistu...

[Read More] Understanding Red Corners of the Mouth: Causes and Solutions