Conditions list medically reviewed by George Krucik, MD, MBA
Shingles is an infection caused by the varicella-zoster virus, which is the same virus that causes chickenpox. Chickenpox can live on in your nervous tissues.
Rabies is caused by a virus that affects the central nervous system. It can be transmitted by bites and scratches from an infected animal, often a dog.
The herpes simplex virus (HSV) is an infection that causes herpes. Herpes appears most often on the genitals or mouth.
A bite from a venomous snake should always be treated as a medical emergency. Even a bite from a harmless snake can lead to an allergic reaction or infection.
Necrotizing vasculitis is the inflammation of blood vessel walls. It can interrupt blood flow, causing skin, muscle, and blood vessel damage.
Rheumatoid arthritis is an autoimmune disease. It causes joint problems. In autoimmune diseases, the immune system mistakes the body's own cells for invaders.
This feature is for informational purposes only and should not be used to diagnose. Please consult a healthcare professional if you have health concerns.