Read below about leg skin changes, including causes and common questions. Or get a personalized analysis of your leg skin changes from our A.I. health assistant. At Buoy, we build tools that help you know what’s wrong right now and how to get the right care.

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A.I. Health Assistant Causes for Leg Skin Changes

The list below shows results from the use of our A.I. Health Assistant by Buoy users who experienced leg skin changes. This list does not constitute medical advice.

  1. 1.Non - Specific Skin Rash

    A rash is an area of irritated or swollen skin. Often, rashes are unidentifiable and some variation of normal. For example, scratching one's arm causes it to turn red (which is caused by mast cells releasing chemicals into the local area), but that's completely normal.

    1-2 days

    Rarity:
    Common
    Top Symptoms:
    rash
    Symptoms that always occur with non-specific skin rash:
    rash
    Urgency:
    Wait and watch
  2. 2.Non - Specific Dermatitis (Skin Inflammation)

    Dermatitis is the inflammation ("-itis") of the skin ("derma" is a layer of the skin). It can be caused by any number of causes, from allergies to infections to autoimmune issues. Dermatitis of Normal Variation (also called, "NOS") means that all of those other causes of your rash have been ruled out. This is very common.

    1-2 days

    Rarity:
    Common
    Top Symptoms:
    red rash, itchy rash, painful rash
    Symptoms that always occur with non-specific dermatitis (skin inflammation):
    red rash
    Urgency:
    Self-treatment
  3. 3.Eczema (Atopic Dermatitis)

    Eczema is a form of skin inflammation that causes skin to be dry, itchy, red, and irritated.

    This is a long-term, recurring condition but symptoms are manageable with care.

    Rarity:
    Common
    Top Symptoms:
    trouble sleeping, feeling itchy or tingling all over, dry skin, scalp itchiness, flexor surface rash
    Symptoms that never occur with eczema (atopic dermatitis):
    fever
    Urgency:
    Phone call or in-person visit
  4. 4.Irritant Contact Dermatitis

    Contact dermatitis is a condition in which the skin becomes red, sore, or inflamed after direct contact with a substance. This condition most often affects skin of the hands, and may occur after repeated and prolonged exposure to substances such as water, detergents (soaps, bleach), solvents (such as gasoline), acids, powders, dust, and soil. The onset of the skin reaction is usually within 48 hours of coming in contact with the substance.

    1-2 days.

    Rarity:
    Common
    Top Symptoms:
    rash with well-defined border, itchy rash, red or pink, rough patch of skin, painful rash, red rash
    Symptoms that always occur with irritant contact dermatitis:
    rash with well-defined border
    Symptoms that never occur with irritant contact dermatitis:
    fever, black-colored skin changes, brown-colored skin changes, blue-colored skin changes
    Urgency:
    Self-treatment
  5. 5.Pityriasis Rosea

    Pityriasis rosea is a common skin condition with no known cause. It is not contagious and does not usually lead to any dangerous complications. It most often appears as a larger "mother" patch which comes first, surrounded by smaller "daughter" patches which appear soon after.

    Pityriasis Rosea will go away on its own within 2-8 weeks

    Rarity:
    Rare
    Top Symptoms:
    rash, itchy rash, curved rash, rough patch with red spots around it
    Symptoms that always occur with pityriasis rosea:
    rash
    Symptoms that never occur with pityriasis rosea:
    blue-colored skin changes, black-colored skin changes, brown-colored skin changes
    Urgency:
    Self-treatment

    Leg Skin Changes Checker

    Take a quiz to find out why you’re having leg skin changes.

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  6. 6.Hives

    Urticaria are itchy, temporary rashes that rarely become swollen. It is often referred to as "hives."

    1-2 days

    Rarity:
    Common
    Top Symptoms:
    red or pink, rough patch of skin, itchy rash, curved rash, insect bite or sting, hives, red swollen bumps or patches with a pale center
    Symptoms that always occur with hives:
    red or pink, rough patch of skin
    Urgency:
    Self-treatment
  7. 7.Psoriasis

    Psoriasis is a skin disease that causes itchy or sore patches of thick, red skin with silvery scales. The patches mostly affect the elbows, knees, scalp, back, face, palms and feet.

    Psoriasis is a chronic condition. Often flare-ups come and go. In some cases, psoriasis goes away over time.

    Rarity:
    Uncommon
    Top Symptoms:
    itchy rash, red or pink, rough patch of skin, rash with well-defined border, painful rash, scaly rash
    Symptoms that never occur with psoriasis:
    fever, black-colored skin changes, brown-colored skin changes, blue-colored skin changes
    Urgency:
    Primary care doctor
  8. 8.Skin Infection (Cellulitis)

    Cellulitis is a common and possibly dangerous skin infection if left untreated. It is typically caused by bacteria living on the skin getting into the skin itself.

    5 days with treatment

    Rarity:
    Uncommon
    Top Symptoms:
    moderate fever, painful rash, red rash, feeling confused and not making sense while talking, abnormally high heartrate
    Symptoms that always occur with skin infection (cellulitis):
    red rash, painful rash
    Urgency:
    Primary care doctor
  9. 9.Allergic Reaction to Poison Ivy / Oak / Sumac

    Plants of the Toxicodendron genus are found throughout the continental United States, and exposure to these plants is a leading cause of contact dermititis, a medical term used to describe irritation and itching of the skin.

    With treatment, symptoms should resolve from a few days to two weeks.

    Rarity:
    Common
    Top Symptoms:
    rash, itchy rash, red rash, skin changes on arm, stinging or burning rash
    Symptoms that always occur with allergic reaction to poison ivy/oak/sumac:
    itchy rash, rash
    Symptoms that never occur with allergic reaction to poison ivy/oak/sumac:
    fever
    Urgency:
    Self-treatment
  10. 10.Lymphangitis

    The lymphatic system is a series of vessels, similar to the veins and arteries of the circulatory system, that carry fluid important for the function of the immune system. Lymphangitis is infection or inflammation of these lymphatic vessels.

    With treatment, the swelling may take weeks or months to resolve completely.

    Rarity:
    Rare
    Top Symptoms:
    fatigue, fever, chills, painful lump in one side of the groin, groin redness
    Symptoms that always occur with lymphangitis:
    painful lump in one side of the groin
    Urgency:
    In-person visit

Questions Your Doctor May Ask About Leg Skin Changes

  • Q.Any fever today or during the last week?
  • Q.Are there bumps on your rash?
  • Q.What color is the skin change?
  • Q.Is your rash raised or rough when you run your hand over the area of skin?

If you've answered yes to one or more of these questions, try our leg skin changes symptom checker to find out more.

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Leg Skin Changes Symptom Checker Statistics

  • People who have experienced leg skin changes have also experienced:

    • 5% Itchy Rash
    • 4% Feeling Itchy or Tingling All Over
    • 3% Lower Leg Itch
  • People who have experienced leg skin changes had symptoms persist for:

    • 29% Over a Month
    • 27% Less Than a Week
    • 25% Less Than a Day
  • People who have experienced leg skin changes were most often matched with:

    • 66% Eczema (Atopic Dermatitis)
    • 33% Non - Specific Dermatitis (Skin Inflammation)
  • Source: Aggregated and anonymized results from visits to the Buoy AI health assistant (check it out by clicking on “Take Quiz”).

A.I. Health Assistant

Take a quiz to find out why you’re having leg skin changes

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