Read below about lower leg redness, including causes and common questions. Or get a personalized analysis of your lower leg redness 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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6 Potential Lower Leg Redness Causes

  1. 1.Non - Specific Lower Leg 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:
    lower leg redness
    Symptoms that always occur with non-specific lower leg rash:
    lower leg redness
    Urgency:
    Wait and watch
  2. 2.Allergic Contact Dermatitis of the Lower Leg

    Allergic contact dermatitis is a condition in which the skin becomes irritated and inflamed following physical contact with an allergen. Common products known to cause allergic dermatitis include plants, metals, soap, fragrance, and cosmetics.

    1-2 days

    Rarity:
    Common
    Top Symptoms:
    lower leg redness, lower leg itch, scabbed area of the lower leg
    Symptoms that always occur with allergic contact dermatitis of the lower leg:
    lower leg redness
    Urgency:
    Self-treatment
  3. 3.Cellulitis

    Cellulitis is an infection of the skin and tissues underneath it. It is most commonly caused by Group A strep and typically enters the body through a break in the skin.

    Dependent on severity of infection

    Rarity:
    Uncommon
    Top Symptoms:
    fever, lower leg pain, lower leg redness, painful swelling in the lower leg, calf pain
    Symptoms that always occur with cellulitis:
    lower leg redness, area of skin redness
    Urgency:
    Primary care doctor

    Lower Leg Redness Checker

    Take a quiz to find out why you’re having lower leg redness.

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  4. 4.Insect Bite From a Chigger

    Chiggers are mites that feed on humans and animals only while they are larvae, or their infant form. People can contract chiggers when they contact infected grass. Chiggers feed for three to four days on a piece of skin, and secrete a fluid that causes intense itching.

    Once treated, the pain and inflammation should go away within days. Sometimes, itching may persist for several weeks due to what is called a delayed sensitivity reaction.

    Rarity:
    Rare
    Top Symptoms:
    lower leg itch, lower leg redness, knee itch, ankle itch, ankle redness
    Urgency:
    Phone call or in-person visit
  5. 5.Familial Mediterranean Fever

    Familial Mediterranean Fever is an inherited disorder that causes the body to be unable to control inflammation in the body. The risk of this condition is higher in people with Mediterranean ancestry. It causes symptoms such as recurrent fevers and painful inflammation of the belly (abdomen), lungs and joints.

    Genetic disease with no cure, symptoms must be managed throughout life.

    Rarity:
    Rare
    Top Symptoms:
    abdominal pain (stomach ache), nausea, loss of appetite, diarrhea, constipation
    Symptoms that always occur with familial mediterranean fever:
    episodic fever
    Urgency:
    Primary care doctor
  6. 6.Necrotizing Fasciitis of the Leg

    Necrotizing fasciitis is a potentially life threatening skin condition stemming from the infection of a wound or injury. If left untreated, it can spread to body parts surrounding the infection changing the color of the skin and degrading the tissue underneath. This can result in muscle, tissue or limb loss and a severe body-wide response to the infection.

    1-6 weeks.

    Rarity:
    Rare
    Top Symptoms:
    nausea, diarrhea, vomiting, fever, chills
    Symptoms that always occur with necrotizing fasciitis of the leg:
    leg skin changes
    Urgency:
    Hospital emergency room

Questions Your Doctor May Ask About Lower Leg Redness

  • Q.Is the red area flaky and rough to the touch?
  • Q.Did you possibly brush into poison ivy, poison oak, or poison sumac?
  • Q.Any fever today or during the last week?
  • Q.Did your symptoms start after you were exposed to glues, fragrances, preservatives, hair dyes, soaps, detergents, or other common household chemicals?

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

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Lower Leg Redness Symptom Checker Statistics

  • People who have experienced lower leg redness have also experienced:

    • 15% Swollen Lower Leg
    • 12% Lower Leg Pain
    • 6% Lower Leg Itch
  • People who have experienced lower leg redness had symptoms persist for:

    • 31% Over a Month
    • 30% Less Than a Week
    • 24% Less Than a Day
  • People who have experienced lower leg redness were most often matched with:

    • 49% Non - Specific Lower Leg Rash
    • 31% Allergic Contact Dermatitis of the Lower Leg
    • 19% Cellulitis
  • Source: Aggregated and anonymized results from visits to the Buoy AI health assistant (check it out by clicking on “Take Quiz”).

Disclaimer: The article does not replace an evaluation by a physician. Information on this page is provided as an information resource only, and is not to be used or relied on for any diagnostic or treatment purposes.

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