This is a very common skin disease that causes a rash. When this rash appears. The skin tends to have a:
- Reddish color.
- Swollen and greasy appearance.
- White or yellowish crusty scale on the surface.
Seborrheic dermatitis is long-lasting in adults
When an adult gets seborrheic dermatitis, the condition can come and go for the rest of the person’s life. Flare-ups are common when the weather turns cold and dry. Stress also can trigger a flare-up. The good news is that treatment can reduce flare-ups and bring relief.
Seborrheic dermatitis causes the following in adults and adolescents:
- Scaly patches on the skin.
- The skin beneath these patches is reddish.
- Although scaly, patches often look greasy or moist.
- Scales can flake off and tend to be yellowish to white.
And infants, it tends to form on the scalp and is known as cradle cap. Signs and symptoms of cradle cap include:
- Yellow, greasy scale on the scalp.
- A thick layer of scale can cover the entire scalp.
- Scale is often yellow to brownish in color.
- With time, the scale becomes flaky and easily rubs off.
If you think you might have seborrheic dermatitis, you should see a dermatologist for a diagnosis.