Top
20
Doctor insights on: My Skin Has Broken Out In Heat Rashes And Similar Itchy Bumps Randomly What Is The Cause

Share
1

1
My skin has broken out in heat rashes and similar itchy bumps randomly. What is the cause?

My skin has broken out in heat rashes and similar itchy bumps randomly. What is the cause?

Rash: Sounds like an urticarial rash. Hives are a red, rasied, scattered and intensely itchy rash resembling mosquito bites. Treatment is to remove the inciting agent, and to use topical anti-itch and oral non-sedating antihistamines. Read more

See 1 more doctor answer
Dr. John Chiu
2,662 Doctors shared insights

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


3

3
When I scratch or bump my skin, on any part of my body, a raised hot white itchy rash develops. What could cause this?

When I scratch or bump my skin, on any part of my body, a raised hot white itchy rash develops. What could cause this?

Hypersensitive skin: This could represent dermographism, where you can cause welts on your skin with pressure, like writing. Physical urticaria, or hives, also possible. I usually have someone try an oral anti-histamine for this problem. Read more

4

4
Are red itchy bumps inside elbow possibly heat rash?

Are red itchy bumps inside elbow possibly heat rash?

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

5

5
Itchy bumps for a week now after going biking w/ sunscreen. Seem to be clear/flesh colored until I scratch them and they turn red. Is it heat rash?

Itchy bumps for a week now after going biking w/ sunscreen. Seem to be clear/flesh colored until I scratch them and they turn red. Is it heat rash?

Allergy vs drug RN: This could be due to any number of things including heat rash. I would also be concerned about a possible allergy or sensitivity to one of the ingredients in the sunblock. Read more

See 2 more doctor answers
6

6
Itchy bumps for a week now after going biking w/ sunscreen. Seem to be clear/flesh colored until I scratch them and they turn red. Is it heat rash?

Itchy bumps for a week now after going biking w/ sunscreen. Seem to be clear/flesh colored until I scratch them and they turn red. Is it heat rash?

Dermatitis: Sounds like some sort of contact dermatitis or heat given the timing of the symptoms and the event. If it doesn't get better with conservative mgmt over the next few days you should consult with a dermatologist. Read more

See 1 more doctor answer
7

7
Itchy bumps for a week now after going biking w/ sunscreen. Seem to be clear/flesh colored until I scratch them and they turn red. Is it heat rash?

Itchy bumps for a week now after going biking w/ sunscreen. Seem to be clear/flesh colored until I scratch them and they turn red. Is it heat rash?

Could be: Is very difficult for us to make a diagnosis without seeing the lesion and having more information. If you want to have an accurate diagnosis, you should contact your primary care physician. Read more

See 1 more doctor answer
10

10
Had itchy bumps for a week now after going biking w/ sunscreen. Seem to be clear/flesh colored until I scratch them and they turn red. Is it heat rash?

Had itchy bumps for a week now after going biking w/ sunscreen. Seem to be clear/flesh colored until I scratch them and they turn red. Is it heat rash?

Need personal exam!: Even though you have provided a description, actual examination of your rash is needed to provide a meaningful diagnosis. See a dermatologist if this persists or worsens. Read more

See 1 more doctor answer
11

11
Had itchy bumps for a week now after going biking w/ sunscreen. Seem to be clear/flesh colored until I scratch them and they turn red. Is it heat rash?

Had itchy bumps for a week now after going biking w/ sunscreen. Seem to be clear/flesh colored until I scratch them and they turn red. Is it heat rash?

Maybe: It is possible, depending on location of the bumps/rash. Areas under clothing or heavy perspiration are potential sites for such rashes. If on outside skin areas where sunscreen was applied, may be assoicated with contact allergy to the sun lotion or its preservatives contained. Do not scratch them. You may try use of 1% hydrocortizone cream (cortaid) applied 2-3 times a day... No scratching. Read more

See 1 more doctor answer
12

12
Had itchy bumps for a week now after going biking w/ sunscreen. Seem to be clear/flesh colored until I scratch them and they turn red. Is it heat rash?

Had itchy bumps for a week now after going biking w/ sunscreen. Seem to be clear/flesh colored until I scratch them and they turn red. Is it heat rash?

Maybe: It is possible, depending on location of the bumps/rash. Areas under clothing or heavy perspiration are potential sites for such rashes. If on outside skin areas where sunscreen was applied, may be assoicated with contact allergy to the sun lotion or its preservatives contained. Do not scratch them. You may try use of 1% hydrocortizone cream (cortaid) applied 2-3 times a day... No scratching. Read more

See 1 more doctor answer
14

14
Had itchy bumps for a week now after going biking w/ sunscreen. Seem to be clear/flesh colored until I scratch them and they turn red. Is it heat rash?

More info needed: Where are these bumps? Are they where you applied sunscreen? Or under your clothing? Does anything make them better? Anything make them worse? Read more

See 1 more doctor answer
15

15
Had itchy bumps for a week now after going biking w/ sunscreen. Seem to be clear/flesh colored until I scratch them and they turn red. Is it heat rash?

Had itchy bumps for a week now after going biking w/ sunscreen. Seem to be clear/flesh colored until I scratch them and they turn red. Is it heat rash?

Heat, drugs, etc: There are a variety of possible causes for this including photosensitivity induced by systemic drugs such as bactria, contact dermatitis due to a reaction to the sunscreen or, yes, heat rash. In the latter case it will likely be limited and short lived. In the former, you should determine the cause. In the meantime consider topical Benadryl (diphenhydramine) and Hydrocortisone for short term relief. Read more

See 1 more doctor answer
16

16
Had itchy bumps for a week now after going biking w/ sunscreen. Seem to be clear/flesh colored until I scratch them and they turn red. Is it heat rash?

Had itchy bumps for a week now after going biking w/ sunscreen. Seem to be clear/flesh colored until I scratch them and they turn red. Is it heat rash?

Allergy vs rash: This could be contact dermatitis to one of the ingredients in the sunscreen as well. Topical Benadryl (diphenhydramine) and 1% Hydrocortisone screen may also be beneficial to alleviate symptoms. Heat rash is also a possibility and will likely be short lived and limited to the sunexposed areas only. Read more

See 1 more doctor answer
17

17
Had itchy bumps for a week now after going biking w/ sunscreen. Seem to be clear/flesh colored until I scratch them and they turn red. Is it heat rash?

Maybe: It is possible, depending on location of the bumps/rash. Areas under clothing or heavy perspiration are potential sites for such rashes. If on outside skin areas where sunscreen was applied, may be assoicated with contact allergy to the sun lotion or its preservatives contained. Do not scratch them. You may try use of 1% hydrocortizone cream (cortaid) applied 2-3 times a day... No scratching. Read more

See 1 more doctor answer
18

18
Had itchy bumps for a week now after going biking w/ sunscreen. Seem to be clear/flesh colored until I scratch them and they turn red. Is it heat rash?

Had itchy bumps for a week now after going biking w/ sunscreen. Seem to be clear/flesh colored until I scratch them and they turn red. Is it heat rash?

Maybe: It is possible, depending on location of the bumps/rash. Areas under clothing or heavy perspiration are potential sites for such rashes. If on outside skin areas where sunscreen was applied, may be assoicated with contact allergy to the sun lotion or its preservatives contained. Do not scratch them. You may try use of 1% hydrocortizone cream (cortaid) applied 2-3 times a day... No scratching. Read more

See 1 more doctor answer
19

19
Had itchy bumps for a week now after going biking w/ sunscreen. Seem to be clear/flesh colored until I scratch them and they turn red. Is it heat rash?

Had itchy bumps for a week now after going biking w/ sunscreen. Seem to be clear/flesh colored until I scratch them and they turn red. Is it heat rash?

Rash or drug rxn?: There are a variety of possible causes for this including photosensitivity induced by systemic drugs such as bactria, contact dermatitis due to a reaction to the sunscreen or, yes, heat rash. In the latter case it will likely be limited and short lived. In the former, you should determine the cause. In the meantime consider topical Benadryl (diphenhydramine) and Hydrocortisone for short term relief. Read more

See 1 more doctor answer
20

20
Had itchy bumps for a week now after going biking w/ sunscreen. Seem to be clear/flesh colored until I scratch them and they turn red. Is it heat rash?

Had itchy bumps for a week now after going biking w/ sunscreen. Seem to be clear/flesh colored until I scratch them and they turn red. Is it heat rash?

Maybe: It is possible, depending on location of the bumps/rash. Areas under clothing or heavy perspiration are potential sites for such rashes. If on outside skin areas where sunscreen was applied, may be assoicated with contact allergy to the sun lotion or its preservatives contained. Do not scratch them. You may try use of 1% hydrocortizone cream (cortaid) applied 2-3 times a day... No scratching. Read more

See 1 more doctor answer
Dr. Cornelia Franz
1,059 Doctors shared insights

Rash (Definition)

A rash is a change to skin condition which can affect color, appearance, or texture. It may or may not ...Read more


Dr. Doanh Nguyen, md, faaaai
646 Doctors shared insights

Itchy Rash (Definition)

Most itchy rashes are called eczema or dermatitis. Both are due to ...Read more