Have a symptom?
See what questions
a doctor would ask.

Leg rash

Leg rash: Introduction

Leg rash: Any rash on the legs or feet. See detailed information below for a list of 15 causes of Leg rash, Symptom Checker, Assessment Questionnaire, including diseases and drug side effect causes.

» Review Causes of Leg rash: Causes | Symptom Checker » | Assessment Questionnaire »

Leg rash: Misdiagnosis

There are many causes of leg rash that can be difficult to diagnose. Although leg rash is a hallmark symptom of undiagnosed diabetes (see misdiagnosis of diabetes), there are many other causes.

Chronic leg rash can be a symptom of various disorders with diagnostic difficulty, such as psoriasis, eczema, allergic dermatitis, and other skin disorders.

A rash ...more misdiagnosis »

Causes of Leg rash:

The following medical conditions are some of the possible causes of Leg rash. There are likely to be other possible causes, so ask your doctor about your symptoms.

» Review Causes of Leg rash: Causes | Symptom Checker » | Assessment Questionnaire »

Causes of Types of Leg rash:

Review the causes of these more specific types of Leg rash:

Leg rash: Symptom Checker

Listed below are some combinations of symptoms associated with Leg rash, as listed in our database. Visit the Symptom Checker, to add and remove symptoms and research your condition.

Symptom Checker

Symptom Checker

Leg rash Treatments

Review further information on Leg rash Treatments.

Stories from Users for Leg rash

Real-life user stories relating to Leg rash:

Message Boards for Leg rash

Symptom specific forums: The following patient stories in our interactive forums and message boards relate to Leg rash or relevant symptoms:

Diagnostic tests for Leg rash:

Various tests are used in the diagnosis of Leg rash. Some of these are listed below :

  • Skin examination
    • Note characteristics of skin rash - e.g. macular, papular, pustular, vesicular, bullous, scaly, ulcers - will help determine the cause of the leg rash (e.g. a macular or papular rash may suggest eczema, contact dermatitis, exfoliative dermatitis or a drug reaction; a pustular rash may suggest staphylococcus, scabies or a fungal skin infection; a vesicular or bullous rash may suggest chicken pox, dermatitis herpetiformis, contact dermatitis, bullous impetigo or nummular eczema; a scaly rash may suggest ichthyosis, psoriasis, fungal skin infection, exfoliative dermatitis or a drug eruption; an ulcerative rash may suggest a basal cell carcinoma).
    • Note distribution of the skin affected - e.g. focal or diffuse (e.g. focal rash may suggest fungal skin infection, scabies, contact dermatitis, skin tumor, nummular eczema or impetigo; diffuse rash may suggest psoriasis, eczema, drug eruptions or dermatitis herpetiformis.
    • If the rash is on other parts of the body, what areas of the body does it primarily involve - e.g. extremities, face, trunk? - will help determine the cause (e.g. extremities may suggest atopic dermatitis, tinea, psoriasis or insect bites).
  • Blood tests
    • Radioallergosorbent testing (RAST) - to test for specific allergens that may be triggering eczema ( 90% relevant if negative, but only 20% relevant if positive).
  • Skin tests
  • more tests...»

Leg rash: Animations

Leg rash: Comorbid Symptoms

Some of the comorbid or associated medical symptoms for Leg rash may include these symptoms:

Causes of General Symptom Types

Research the causes of these more general types of symptom:

Research the causes of related medical symptoms such as:

Causes of Similar Symptoms to Leg rash

Research the causes of these symptoms that are similar to, or related to, the symptom Leg rash:

Assessment Questionnaire: Questions your doctor may ask (and why!)

During a consultation, your doctor will use various techniques to assess the symptom: Leg rash. These will include a physical examination and possibly diagnostic tests. (Note: A physical exam is always done, diagnostic tests may or may not be performed depending on the suspected condition) Your doctor will ask several questions when assessing your condition. It is important to openly share any pertinent information to help your doctor make an accurate diagnosis.

It is also very important to bring an up-to-date list of all of your all medical conditions, medications including dosages, and names of numbers of any specialist you see.

Create your printable checklist here.

See Leg rash Assessment Questionnaire (25 listings)

Leg rash: Deaths

Read more about causes and Leg rash deaths.

Misdiagnosis and Leg rash

Poorly healing leg rashes a classic sign of chronic disease: Recurring leg rashes, or poorly healing leg rashes, are a classic sign of undiagnosed diabetes, particularly of Type 2 diabetes, but also Type 1 more »

Leg cramps at night a classic sign: The symptom of having leg muscle cramps, particularly at night, is a classic sign of undiagnosed diabetes. However, there are also various other causes. See causes of leg cramps or misdiagnosis of more »

Psoriasis often undiagnosed cause of skin symptoms in children: Children who suffer from the skin disorder called psoriasis can often go undiagnosed. The main problem more »

Leg rash: Research Related Doctors & Specialists

Other ways to find a doctor, or use doctor, physician and specialist online research services:

Organs affected by Leg rash:

The list of organs typically affected by Leg rash may include, but is not limited to:

Detailed list of causes of Leg rash

The list below shows some of the causes of Leg rash mentioned in various sources:

How Common are these Causes of Leg rash?

This information refers to the general prevalence and incidence of these diseases, not to how likely they are to be the actual cause of Leg rash. Of the 15 causes of Leg rash that we have listed, we have the following prevalence/incidence information:

  • 4 causes are "very common" diseases
  • 3 causes are "common" diseases
  • 0 causes are "uncommon" diseases
  • 0 causes are "rare" diseases
  • 0 causes are "very rare" diseases
  • 13 causes have no prevalence information.

Conditions listing medical symptoms: Leg rash:

The following list of conditions have 'Leg rash' or similar listed as a symptom in our database. This computer-generated list may be inaccurate or incomplete. Always seek prompt professional medical advice about the cause of any symptom.

Select from the following alphabetical view of conditions which include a symptom of Leg rash or choose View All.







Join in at the forums

Ask or answer a question about symptoms or diseases at one of our free interactive user forums.

Medical story forums: If you have a medical story then we want to hear it.

See a list of all the medical forums

Causes of Leg rash Based on Risk Factors

This information shows analysis of the list of causes of Leg rash based on whether certain risk factors apply to the patient:

  • Travel - has the patient travelled recently?
  • Diabetes - history of diabetes or family history of diabetes?

    Doctors and specialists: Who should I consult about Leg rash?

    Depending on the seriousness of the onset of Leg rash, you may want to consult one of the following medical professionals.

    Important:In extreme cases, always seek advice from emergency services :

    Classifications of Leg rash:

    Subtypes of Leg rash:

    Foot rash (21 causes)

    Medical Conditions associated with Leg rash:

    Rash (1165 causes), Leg symptoms (2751 causes), Limb symptoms (3592 causes), Rash symptoms (1165 causes), Skin symptoms (5992 causes), Skin problems (3422 causes), Arm symptoms (1619 causes)

    Symptoms related to Leg rash:

    Leg itch (18 causes), Leg pain (214 causes), Skin rash (461 causes), Leg bruise (15 causes), Leg symptoms (2751 causes), Diabetes (212 causes), Discoid lupus erythematosus, Eczema (227 causes), Erysipelas (4 causes), Graves Disease (10 causes), Neurodermatitis, Pretibial myxedema, Psoriasis, Ringworm, Varicose veins (65 causes)

    Medical articles on signs and symptoms:

    Doctor-patient articles related to symptoms and diagnosis:

    These general medical articles may be of interest:

    Medical News summaries about Leg rash

    Our news pages contain the following medical news summaries about Leg rash and many other medical conditions:

    More Ways To Research Medical Signs and Symptoms:


    By using this site you agree to our Terms of Use. Information provided on this site is for informational purposes only; it is not intended as a substitute for advice from your own medical team. The information on this site is not to be used for diagnosing or treating any health concerns you may have - please contact your physician or health care professional for all your medical needs. Please see our Terms of Use.

    Home | Symptoms | Diseases | Diagnosis | Videos | Tools | Forum | About Us | Terms of Use | Privacy Policy | Site Map | Advertise