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A 41-year-old female asked:

Once a month i wake up with a bite like bump that itches and turns into a welt that is brownish and skin round it turns red after shower ?

1 doctor answer1 doctor weighed in
Dr. Donald Colantino
Internal Medicine 63 years experience
Bite: Such an itchy bump may well be an insect bite rather than a simple hive which usually would be multiple and due to an allergy to something internal or external and would be difficult to pinpoint as it only occurs once a month. You could consult a dermatologist if you have further concerns.
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Last updated Aug 29, 2016

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