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Doctor insights on: Blister Causes

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Can you pop a blister caused by insect bite?

Can you pop a blister caused by insect bite?

Yes : It is not advisable (if one pops a blister) to take the blister top off by leaving it intact and this will serve to protect the skin and prevent infection. ...Read more

Dr. Philip Miller
1,751 doctors shared insights

Blistering (Definition)

A blister is a collection of fluid under the epidermis. A blistering rash is one in which ...Read more


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What should I do with water blister caused by guitar?

What should I do with water blister caused by guitar?

Protect it: An unpopped blister represents a closed sterile environment. Yes on occasion one can become infected then it is time to open it, however the risk of infection in a dressed open wound is still higher than that of an intact blister. The blister will gradually resolve with time. If very bad you may need to lay off a day or two otherwise try protecting them with band aids especially when playing. ...Read more

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Will sunburn blister cause cancer?

Will sunburn blister cause cancer?

It is a risk factor: Sunburn blister does not cause cancer. However, it is a marker for severe skin damage from uv radiation exposure from the sun (or tanning bed). Uv radiation can cause damage to the dna of skin cells, resulting in skin cancer in some people. Common skin cancers associated with sun exposure are basl cell carcinoma, squamous cell carcinoma, and melanoma. ...Read more

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Should I burst a blister caused my an insect bite?

Should I burst a blister caused my an insect bite?

No: Leave it there. The dead upper layer will protect the healing lower layer. ...Read more

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Is it dangerous to pop a blister caused by silver nitrate?

Is it dangerous to pop a blister caused by silver nitrate?

Not advisable: The silver nitrate is likely being used to treat the area; let it do its work. Good luck! ...Read more

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Blistering on son's lips. Not chapped. Says he hasn't been biting. But noticeable blisters inside larger blister. Cause for worry?

Blistering on son's lips. Not chapped. Says he hasn't been biting. But noticeable blisters inside larger blister. Cause for worry?

Mgt: I would suggest being seen by your physician. Is there a fever associated? Does he appear ill? Are there any skin rashes? Please avoid acidic drinks and foods, and keep him well hydrated while monitoring his temperature. ...Read more

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Can a fever blister cause a swollen lymph note under chin?

Can a fever blister cause a swollen lymph note under chin?

Not cause, but: They could be related in some way. The virus that expresses itself as a fever blister can prompt your lymph node to work hard to attack the intrusion (usually an infection) and the effort can cause the node to harden and/or enlarge a bit. Also, it can be two separate problems. In any case, an exam may be wise to treat either or both. Feel better soon! ...Read more

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What's the diference between aphtas and fever blisters caused by hsv-1?

What's the diference between aphtas and fever blisters caused by hsv-1?

Not in mouth: Herpesvirus its usually on the lips while canker sores also known as apthae are usually inside your mouth.While very painful they are not contagious. ...Read more

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What is the best topical/fast healing treatment for a burn that is probably second degree: red with whitish center and has couple small blisters (caused by hot water)?

What is the best topical/fast healing treatment for a  burn that is probably second degree: red with whitish center and has couple small blisters (caused by hot water)?

Take burn seriously.: You need to take this burn seriously. Second degree burns can become quite painful and can become infected very easily. OTC remedies will clearly not be enough to prevent this from worsening in the longer term. You should be seeing a burn specialist and get the proper treatment for this. Don't take this lightly!! ...Read more

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Four welt like spots on inner left arm, one welt now starting to blister---causes?

Four welt like spots on inner left arm, one welt now starting to blister---causes?

Welts: Most common cause would be an allergic response. They also can be cause by systemic diseases and autoimmune diseases. Start with your regular doctor who may then send you to an allergy/immunology doctor. ...Read more

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I have a fever blister will that give me Bell's palsy or will the fever blister cause bp I also have a cold in panic ?

I have a fever blister will that give me Bell's palsy or will the fever blister cause bp I also have a cold in panic 
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No need to Panic: Fever blisters rarely, if ever lead to bells palsy. It occurs in otherwise healthy people. So do not worry or panic. Just relax and think positively. ...Read more

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Bumpy blisters on my feet only when weather is hot what could this be? Itchy patches look like blisters causes swelling to my feet only on top

Bumpy blisters on my feet only when weather is hot what could this be?  Itchy patches look like blisters causes swelling to my feet only on top

Fungal: Fungal infection is the most likely cause. You will need to see a Podiatrist or Dermatologist to address this issue. Swelling is a sign of waste elimination. Your Kidneys are attempting to detox which should be the Liver. Are you on any statin medications? ...Read more

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Can having hsv-1 cause blisters on feet? one foot? or are the blisters caused by my shoes?

Can having hsv-1 cause blisters on feet? one foot? or are the blisters caused by my shoes?

Not herpes: Although it is possible to get herpes lesions on other parts of the body (called herpes gladiatorum), it is rare and is v. unlikely in your case. Most probably you're body is reacting to the ill-fitting shoes. I would definitely stop wearing the shoes entirely and try to minimize any activity that makes the feet hurt. You need to rest and recover first. Keep off the feet and protect the blisters. ...Read more

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Are cold sores and fever blisters caused by herpes simplex 1?

Cold sores - HSV1: Yes - cold sores and fever blisters are the same thing and are most commonly caused by HSV-1. Rarely, HSV-2 can cause oral herpes given the increased practices of oral sex compared with decades ago (i.e. the 1950s). You will note STRESS causes these to come out (for example after a fever from another illness), so best to keep stress levels to an absolute minimum. These are infectious to others BTW ...Read more

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Can a fever blister cause a miscarriage in first trimester. I know I have the virus. Just concerned about baby. I'm 10 weeks today?

Can a fever blister cause a miscarriage in first trimester. I know I have the virus. Just concerned about baby. I'm 10 weeks today?

Fever blisters: Do not cause miscarriages... And many things that we do not understand completely can cause miscarriages in the first trimester. Hope your next 2-3 weeks goes well. ...Read more

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4 year old in school, coughing, red spots on soft pallet roof of mouth, says mouth hurts, runny nose(spots are not blisters). Causes?

4 year old in school, coughing, red spots on soft pallet roof of mouth, says mouth hurts, runny nose(spots are not blisters). Causes?

Most likely viral: Could be hand foot and mouth disease (if there are bumps on foot and hands) - which is a virus, or can be cused by other visrues or if he has a sore throat it can be strep. ...Read more

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