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What causes back pain, fatigue and rash? 4 possible conditions

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

1

West Nile Virus Infection (West Nile Fever)

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

Read more »

2

Polio

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

Read more »

3

Transfusion Reactions

A transfusion reaction is when your body has an adverse response to a blood transfusion. Learn how transfusion reactions occur and how to minimize your risk.

Read more »

4

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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