What causes red bumps that turn to welps?

Welts. uncertain. There are a # of possible causes. The best way to get an accurate diagnosis would be dermatological evaluation.

Related Questions

I had this rash come and go around my mouth. It's a cluster of little red bumps that turn to white heads. What kind of food can cause that? Help!

Perioral dermatitis. What you describe sounds like perioral dermatitis, a relative of rosacea. Foods generally don't make it worse but cortisone creams and heavy moisturizers do. We use anti inflammatory medications such as topical creams such as metronidazole, sulfur/sulfacetamide and oral antibiotics to reduce the inflammation. It may take several months to get the rash under control. Read more...

What causes red bumps on back?

This could be. This could be a number of different things---without more details it is hard to comment. Read more...
Uncertain. A history, physical examination & other studies may be needed to determine cause/causes. Once accurately assessed a treatment plan can be developed. Read more...

What insect can cause four horizontal red bumps?

Insect Bite. Any insect that can bite. It is called breakfast, lunch, dinner, and dessert. Fleas and bed bugs can cause this type of bite. Spiders only bite once. Read more...
Not spider. There are other possible causes. Bedbugs feed in a line but there should be multiple spots with severe itch. See a dermatologist if they do not resolve in a week. Read more...

What can cause tiny red bumps that itch & spread in size?

Not sure. This can't be diagnosed with the information that is available. A history, physical examination & other studies may be needed to determine cause/causes. Read more...

What causes red bumps in my buttocks?

Red bumps. You may have impetiginous lesion from poor hygiene. Be more careful when wiping. Apply an antibiotic ointment to the rash. Read more...
Uncertain. A history, physical examination & other studies may be needed to determine cause/causes. Once accurately assessed a treatment plan can be developed. Read more...