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Doctor insights on: White Itchy Bumps Turn Red And Long

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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

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Dr. M. Christine Lee
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22 years in practice
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Dr. Doanh Nguyen
538 doctors shared insights

Itchy Rash (Definition)

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


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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

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Dr. M. Christine Lee
Board Certified
22 years in practice
2M people helped
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3
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

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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

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Dr. M. Christine Lee
Board Certified
22 years in practice
2M people helped
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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

Get help from a doctor now ›
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9
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 and Hydrocortisone for short term relief. ...Read more

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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?

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 and Hydrocortisone for short term relief. ...Read more

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Dr. M. Christine Lee
Board Certified, Dermatology
22 years in practice
2M people helped
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