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Hi, I developed what I believe is a cold core in corner of my mouth then a big really dark blister appeared in middle of lips and my lip swollen?
Depends on cause: Aphthous stomatitis involving the common canker sore can occur in up to 15% of americans, and may involve some bacteria like staph epidermidis. However, similar-appearing aphthous ulcers can be seen with herpes, crohn's disease, and other systemic disorders, if you have multiple aphthous ulcers or frequently recurring ones please have the lesions checked out. ...Read more
I have a hole on top of my knee It was a dark red blister. I lanced it n a lot I mean a lot of puss came out n shot everywhere. I got it clean n now it's a dark red hole that leaks clear liquid. Around the hole is red and beneath the skin the size of a ha
I have an itchy spot on my ankle which started like a hive but turned into a dark red blister like thing and is still very itchy and it's now on toes?
Dark, red blister like patch/spot on my bottom lip. never had cold sore before so what could this be?
I had back surgery 6 months ago, but I still have dark streaks and blisters on my back. Is this normal?
Multiple or single?: Red blisters on baby's feet is never normal, and without a photo, it is hard to diagnose. Blisters can be caused by repeated friction, infection, burns and cold injury. Multiple small blisters on feet and hands can be caused by a viral infection such as enterovirus. I recommend that you get urgent evaluation. ...Read more
I noticed two small dark red blood blisters in my right inner cheeks..I nevr had them before and i don't remember biting my cheeks either. I'm worried.?
Likely local trauma: It is most likely local trauma from the teeth but should be examined by a doctor to ensure nothing else is going on. There are viral illnesses and other local infections/masses that can present this way and a good exam will hopefully exclude anything serious. ...Read moreSee 1 more doctor answer