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Let's see if we can figure out what's causing your symptoms.
Select additional symptoms and we'll narrow your results.

Your symptoms:
  • Diarrhea
  • Rash

What causes diarrhea and rash? 16 possible conditions

See a list of possible causes in order from the most common to the least.

1

Allergies Overview

This condition is considered a medical emergency. Urgent care may be required.

Learn about what causes allergies, the different types of allergies, and how they're treated.

Read more »

2

Drug Allergy Overview

This condition is considered a medical emergency. Urgent care may be required.

A drug allergy is an allergic reaction to a medication. Find out how to know if you have one and what to do about it.

Read more »

3

The Atypical Facts About Atypical Pneumonia

Are your cold symptoms lasting longer than a week? Do you have walking pneumonia? Learn how to treat and prevent this condition.

Read more »

4

Fifth Disease

Fifth disease is common in children. It causes a red rash on the arms, legs, and cheeks, and a virus called parvovirus B19 causes it.

Read more »

5

Hookworm Infections

Hookworms are parasites that affect the small intestine and lungs. Read more about the symptoms of this infection and treatment options.

Read more »

6

Ebola Virus and Disease

This condition is considered a medical emergency. Urgent care may be required.

Ebola disease is a rare, often fatal illness. One of its late-stage symptoms is a bleeding rash over the entire body.

Read more »

7

Toxic Shock Syndrome

This condition is considered a medical emergency. Urgent care may be required.

Toxic shock syndrome is a rare but serious condition caused by a bacterial infection. Read more about its causes and symptoms and when to see a doctor.

Read more »

8

The War of Cells: Graft vs. Host Disease

Graft vs. Host Disease (GvHD) is a reaction that develops after a bone marrow transplant when the donor and the recipient are different people.

Read more »

9

Kawasaki Disease

Early treatment is key to treating Kawasaki disease, especially in children. Learn how to recognize the symptoms of Kawasaki disease and when to see a doctor.

Read more »

10

SARS (Severe Acute Respiratory Syndrome)

This condition is considered a medical emergency. Urgent care may be required.

Severe acute respiratory syndrome (SARS) is a serious form of viral pneumonia. The virus that causes SARS was first identified in 2003.

Read more »

11

Polio

Poliomyelitis, or polio, is a highly contagious disease that is caused by a virus that attacks the body's nervous system.

Read more »

12

Trichinosis

Trichinosis is a disease caused by a roundworm infection. Learn about its symptoms, diagnosis, treatment, and how to prevent it.

Read more »

13

Weils Disease

Weil's disease is a severe form of the bacterial infection leptospirosis. Learn how to lower your risk of getting this potentially life-threatening illness.

Read more »

14

West Nile Virus Infection (West Nile Fever)

Learn about the causes and symptoms of the West Nile virus.

Read more »

15

Accidental Poisoning by Soap Products

This condition is considered a medical emergency. Urgent care may be required.

Accidentally swallowing or inhaling soap products can cause you to experience life-threatening symptoms.

Read more »

16

Smallpox

Smallpox is an extremely contagious and deadly virus for which there is no known cure. This disease has been completely eradicated.

Read more »

This feature is for informational purposes only and should not be used to diagnose.
Please consult a healthcare professional if you have health concerns.
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