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Doctor insights on: Painful Red Welts On Legs

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Hives? Rash? It keeps spreading it starts as a red area then a welt appears and it itches and burns/stings on legs arms lower back and lower abdomen

Hives? Rash? It keeps spreading it starts as a red area then a welt appears and it itches and burns/stings on legs arms lower  back and lower abdomen

Hive & rash: you have urticaria or allergic dermatitis, it is best if you see your doctor for proper diagnosis and treatment, at the mean time try an antihistamine such as Zyrtec or Benadryl, (diphenhydramine) hydrocortisone cream, but you need to find out what you are allergic to. Good luck ...Read more

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Welts (Definition)

Welts is another description of hive or swelling in the skin. They are pink, raised and with a vague border. The term welts is used more often for larger pinkish swelling in the skin, whereas , hives are often smaller pinkish swellings. Both are caused by histamine release in the skin which usually ...Read more


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Red welts on my legs that appeared yesterday. Painful to touch & have gotten bigger. What could this be? I haven't done anything out of the ordinary.

Red welts on my legs that appeared yesterday. Painful to touch & have gotten bigger. What could this be? I haven't done anything out of the ordinary.

Many possibilities: Possible causes: 1. Infection 2. Allergy to food, inhalants or drugs 3. Insect bites like bed bugs, spider bites 4. Autoimmunity 5. Hereditary cause of hives (rare) 6. Acquired deficiency of complement level (also rare). ...Read more

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I have red bruise like bumps all over my legs, they are painful and feel like a bruise and are itchy. What could this be?

I have red bruise like bumps all over my legs, they are painful and feel like a bruise and are itchy. What could this be?

Well: Emanation in person or with photographs with Healthtap type visit required for specific diagnosis and skin treatment ...Read more

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My son has big red welts on both of his legs. What could this be?

My son has big red welts on both of his legs. What could this be?

Skin reaction: welts or hives can be a reaction to a local or systemic allergy exposure or other contact irritation such as with insect bites. Would need a more detailed history to determine the cause. You can consult with my through HealthTap concierge for a more detailed assessment. ...Read more

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What are these little red welts on my legs that don't itch, or hurt, but they appeared over night?

What are these little red welts on my legs that don't itch, or hurt, but they appeared over night?

Urticaria: When you have an allergic reaction to a substance, your body releases histamine and other chemicals into your bloodstream. This causes itching, swelling, and other symptoms. Hives(urticaria) are a common reaction, especially in people with other allergies such as hay fever. When swelling or welts occur around the face, especially the lips and eyes, it is called angioedema. ...Read more

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I woke up the other night with 4 what looks like bites but also white so welts but swollen red and itchy but I've had a few on my leg before they alwa?

I woke up the other night with 4 what looks like bites but also white so welts but swollen red and itchy but I've had a few on my leg before they alwa?

Hives vs bites: The question is whether these are bites or hives indicating an allergic response to something internal or external. If the welts clear after a day only to appear elsewhere, this would favor an allergic reaction to food,medication,etc rather than insect bites which last several days at each site. Antihistamines relieve hives and the itching of bites. See your MD as needed. ...Read more

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What causes itching and red welts on my legs?

What causes itching and red welts on my legs?

Urticaria: This rash would likely need to be examined and more history obtained to be able to provide you with useful input about the diagnosis or possible treatment. ...Read more

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I have 3 nickel sized welts on the inside of my right leg. They are white outside red on top amd itched alot for 5 min. They just showed up randomly?

I have 3 nickel sized welts on the inside of my right leg. They are white outside red on top amd itched alot for 5 min. They just showed up randomly?

Pruritic welts: May be allergic, could try benedryl and see if helps. May also be eczema or fungal for while topical antifungal for fungus and steroid for eczema may help. F/u/ w/ doc if more occur go to ER ...Read more

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I've had small red welts pop I over the last week. Thought they were flea bites but had a lot this morning & giant clusters of welts on both legs?

I've had small red welts pop I over the last week. Thought they were flea bites but had a lot this morning & giant clusters of welts on both legs?

ALLERGY??: you could have gotten one bite and then an allergic response because of the release of histamine spontaneously or bue to scratcing.Take benadryl (diphenhydramine) orally,apply calamine lotion and see if they disappear.If not see your dr ...Read more

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I have this extremely unbearable itching in my legs whenever walking or running making me scratch until red welts. Had it since I was a preteen.

I have this extremely unbearable itching in my legs whenever walking or running making me scratch until red welts. Had it since I was a preteen.

Get help: Hard to know what is going on from the description alone. Ask an Allergist or Dermatologist for a consultation as this may be chronic hives, and only partially controlled with your Zyrtec (cetirizine). It is time to find a better way to manage. Good luck! ...Read more

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I got the worst itch, red welted skin on chest feet legs and other parts of the body. It turns white/yellow when pressed & i cant sleep?

I got the worst itch, red welted skin on chest feet legs and other parts of the body. It turns white/yellow when pressed & i cant sleep?

Hives?: If these lesions go away within a day, then they are likely hives. Try taking antihistamine up to 4 doses per day to see if this helps. If not , see your doctor. If the problem persist >6 wks, see an allergist. ...Read more