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Doctor insights on: Bluish Purple Skin Rash

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I have a purple skin rash on my upper outside thigh and very small dots of purple on my arm and stomach. It is not itchy or raised.

Purple skin rash: A purple skin rash and purple red dots may indicate a bleeding process. Please consult your physician soon especially if you are not feeling well or have a fever. ...Read more

Dr. Cornelia Franz
1,059 doctors shared insights

Rash (Definition)

Most bumps and blotches on a newborn baby are harmless and clear up by themselves. By far the most common skin problem in infants is diaper rash. Diaper rash is an irritation of the skin caused by dampness, urine, or feces. Most babies who wear diapers will have some type of diaper rash. However, there are other skin disorders that can cause rashes. These are usually not serious unless ...Read more


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Hello doc. I have develop few purplish to dark red itchy rashes on my scrotum. These becomes severe itchy when I work out or on sweating. I get good results on washing with Hydrogen Peroxide. But they donot go away completely. I am 32.

Hello doc. I have develop few purplish to dark red itchy rashes on my scrotum. These becomes severe itchy when I work out or on sweating. I get good results on washing with Hydrogen Peroxide. But they donot go away completely. I am 32.

May be fungal/yeast: infection on the skin of the scrotum. The groin area is a common place that fungal infections occur. The fungus tends to grow well on areas that are warm and moist, and often itch worse when the area become more warm and moist (eg. when working out and/or sweating). Try using an OTC treatment for jock itch, if not helpful, may need prescription. Consider in-box consult on HealthTap for Rx. ...Read more

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My friend has a skin rash, he said it started out small and just it started to spread. Red areas and is itchy. What kind of rashes could it be?

My friend has a skin rash, he said it started out small and just it started to spread. Red areas and is itchy. What kind of rashes could it be?

Multiple causes: If could be related to bites/scabies or may have started from something his skin came in contact with. Have your doctor examine it to make the diagnosis and begin proper treatment. All the best ...Read more

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Is it possible to develop a skin rash just from dry skin or are skin rashes caused by allergies?

Is it possible to develop a skin rash just from dry skin or are skin rashes caused by allergies?

Yes: and in the case of dry skin, one may see small raised bumps especially at the extremities. These will often be prevented by using a moisturizer with 3 minutes after bathing. A rash can also be induced by scratching as well. Some skin rashes are caused by allergies (often contact, drug etc) while many are not. ...Read more

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I have allergy, probably to Ponstan 500. The skin rash is nearly gone after 5 days, but now I start to have really bad rashes. What should I do?

I have allergy, probably to Ponstan 500. The skin rash is nearly gone after 5 days, but now I start to have really bad rashes. What should I do?

Something else?: If the rash improved without treatment only to return a few days after (your dates were not defined), then the problem may be from something other than the drug implicated. If the rash was treated and returned after the treatment was stopped, then the rash (if due to the drug) may last for 2-3 weeks. ...Read more

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I have an allergic skin rash. Can hay fever give rashes?

I have an allergic skin rash.  Can hay fever give rashes?

Usually not: "hay fever" refers to the sneezing, itching and nasal congestion of allergic reactions to pollens, most commonly to the weed pollens and molds that are common during the time of year that hay is being harvested. Only in the most exquisitely allergic do these reactions cause rashes. Allergic rashes are very difficult to diagnose; see an allergist or dermatologist for help with this. ...Read more

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How long does a skin rash last?

How long does a skin rash last?

Depends on treatment: There are many things that could cause the skin to itch. Several types of inflammatory conditions of the skin, allergic reactions, and sometimes bacterial, viral or fungal infections can cause rashes on the skin. Insect bites can also be the cause of a rash on the skin. Have it evaluated by a professional and get the appropriate treatment. ...Read more

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What other skin rashes look like ring worms?

What other skin rashes look like ring worms?

Ring: Ringworm or tinea, pityriasis rotunda, erythema annulare centrifugum, nummular eczema are just a few diseases which have ring appearance. ...Read more

Dr. John Chiu
2,561 doctors shared insights

Skin Rash (Definition)

A skin rash is a symptom in which a person has changes on part or all of his skin, such as color changes, bumps, blisters, oozing, peeling, ...Read more