Scab

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Medically Reviewed By:

Yukiko Ueda

Yukiko Ueda, MD

Dermatology

From our team of 50+ doctors

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People with these symptoms also use Ubie's symptom checker to find possible causes

  • Scab on skin

  • Scab formed

  • Blistered scabbed over after a week

  • Scrape

  • Blisters formed scabs after 1 week

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Content updated on Sep 6, 2022

About the symptom

A scab is a rough, dry protective crust that forms over a wound during healing. During the healing process, the tissue under the scab grows back and pushes out the scan to allow new skin to grow.

When to see a doctor

Seek professional care if you experience any of the following symptoms

  • Numbness / sensory disorder

  • Numbness of the body

  • Systemic rash

  • Fever

Possible causes

Related serious diseases

  • Kawasaki disease

    A disease caused by the body's immune system attacking the blood vessels. As such, Kawasaki disease requires hospitalization for treatment and ultrasound scans. Regular follow-up scans are also important to reduce the risk of future heart attacks.

Questions your doctor may ask about this symptom

Your doctor may ask these questions to check for this symptom

  • Do you have a scab?

Other Related Symptoms

Similar symptoms or complaints

Medically Reviewed By:

Yukiko Ueda

Yukiko Ueda, MD

Dermatology

From our team of 50+ doctors

Just 3 minutes.
Developed by doctors.

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