(HealthDay News) -- A blister, medically called a vesicle, is a small sac on the skin that's filled with fluid. Blisters can be caused by friction or an underlying health issue.
The U.S. National Library of Medicine says the following illnesses and conditions can lead to blisters:
- Having an allergic reaction to a medication.
- Having eczema (atopic dermatitis).
- Having a skin disease, such as dermatitis herpetiformis or porphyria.
- Having chicken pox or shingles.
- Having contact dermatitis, such as from poison ivy.
- Having the herpes simplex virus.
- Having the skin infection impetigo.
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Please be aware that this information is provided to supplement the care provided by your physician. It is neither intended nor implied to be a substitute for professional medical advice. CALL YOUR HEALTHCARE PROVIDER IMMEDIATELY IF YOU THINK YOU MAY HAVE A MEDICAL EMERGENCY. Always seek the advice of your physician or other qualified health provider prior to starting any new treatment or with any questions you may have regarding a medical condition.
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