Check a Symptom

Use our tools to check your symptoms and decide if it’s time to call the doctor.

Virtual Symptom Checker

  • Symptom Checker
    Symptom Checker
    To better diagnose yourself, and for information about caring for you and your loved ones, check out our symptom checker.

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  • Skin layers
    Birthmarks - pigmented
    A birthmark is skin marking present at birth that ranges in color from brown or black to bluish or blue-gray. Moles are a type of birthmark that should be monitored for changes that could indicate skin cancer.

Skin Color

  • Cutis marmorata on the leg
    Skin color - patchy
    Lighter-skinned people are more sensitive to sun exposure and damage and the subsequent development of skin cancer. Read more.