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Doctor insights on: Large Red Spot On Skin

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Large red spot under skin on forehead when nervous or hot. Forms as the same shape each time and also appears when blood rushes to forehead. Any idea?

Large red spot under skin on forehead when nervous or hot. Forms as the same shape each time and also appears when blood rushes to forehead. Any idea?

Nevus flammeus: What you describe is a vascular birthmark. It is due to a congenital (since birth) malformation of capillaries (small blood vessels) under the skin. These usually fade or become less obvious with age but can persist. The redness becomes more obvious with increase blood flow to the area. Treatment is only needed for cosmetic reasons. The pulse dye or vascular laser is the preferred way to treat. ...Read more

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Dr. M. Christine Lee
Board Certified, Dermatology
22 years in practice
2.0M people helped
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Dr. M. Christine Lee
Board Certified, Dermatology
22 years in practice
2.0M people helped
Get help from a real doctor now
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Treating Skin Allergies (Checklist)

Apply non-medicated moisturizing cream to rash areas
5 Min, 2x day, forever
Keep daily showers brief and without the water being too hot
5 Min, Once, forever
Avoid soaps, which can be drying. Lotion-cleansers are better.
Once
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A big firm red spot appeared under my skin on my face.Not itchy or painful.Skin near the spot is firm when i touch it (i have used anti acne products)?

A big firm red spot appeared under my skin on my face.Not itchy or painful.Skin near the spot is firm when i touch it (i have used anti acne products)?

Black Tea: Use a tea bag of black tea as a compress, activate tea by submersing in boiling water. Be careful not to burn yourself. There is an acid in black tea that will draw any cystic substance out. Use 3 or 4 times a day. ...Read more

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I was camping & got a red spot on my leg. It's painful, has swelling, itching redness and a lump under the skin. How can I know what it is?

I was camping & got a red spot on my leg. It's painful, has swelling, itching redness and a lump under the skin. How can I know what it is?

Bug bite: You probably got bitten by a bug of some sort - impossible to tell what sort without seeing it in person. Could also be a small staph infection, or a bite that has become infected. Apply warm soaks 2-3 times/day, but if it doesn't resolve in a few days see your doctor or a dermatologist. ...Read more

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Treating Skin Allergies (Checklist)

Hydrate well with purified water
Once
Avoid sugars, dairy, soy, GMO products
Once
Avoid fried and grilled foods
Once
Avoid using harsh detergents in shampoos, moisturizers, sunscreen
Once
Board Certified, Dermatology
22 years in practice
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Red spot on skin what does it mean?

Red spot on skin what does it mean?

There are so many: causes of red spots, you need to see dermatologist for answers ...Read more

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Have a tiny red spot on skin under right chest (upper rib). Not raised or itchy. Looks like cut but isn't.I have 2 others on left pectoral(also tiny)?

Have a tiny red spot on skin under right chest (upper rib). Not raised or itchy. Looks like cut but isn't.I have  2 others on left pectoral(also tiny)?

Red spot: I can't be sure without seeing the spots. However i would bet that they are cherry angiomas which are a benign proliferation of blood vessels. ...Read more

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Treating Skin Allergies (Checklist)

Use hydrocortisone
2x day
Do not use topical Benadryl
once
Avoid offending agent
once
Nickel is often cause of skin allergies
once
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7 year old son has red spot on skin under eye, says feels like somthing in it, rubs a lot bit swollen?

Red skin: 7 years is a little old for a capillary hemanioma, do his eye seem to be red all the time, molluscum contagiousum is also possible. I would have to see a picture of this to make sure. ...Read more

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Dr. M. Christine Lee
Board Certified, Dermatology
22 years in practice
2.0M people helped
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