Canker Sore

A canker sore is otherwise known as aphthous ulcers. There are three types, such as minor, major, and herpetiform canker sores. It occurs mostly due to stress. It appears as small lesions with a white area in the center and a red border on the mouth. Sometimes, it is painful and causes difficulty in speaking and heals within a week.

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Treatment for Canker Sores with Pus

Query: Hello doctor, I have a couple of canker sores and two are on my lip and has pus in them and two on the bottom. Can you tell me what to do with them?  Read Full »

Dr. Himayoon Majeed Mir

Answer: Hello, Welcome to I have been through your query and I can understand your concern. Canker sores are a characteristic feature of syphilis. This syphilis is a sexually transmitted disease. Purulent pustules are generally seen which burst to form canker sores. You should get yourself t...  Read Full »

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