Christine Hahn MD


Smallpox

Smallpox is a potentially deadly infection caused by the variola virus. The infection causes severe illness, including a high fever, followed by a rash all over the body that looks like blisters. Smallpox symptoms develop about 12 days after exposure. The disease usually is not contagious until the rash first appears…

Deer Tick

Source: Public Health Image Library (PHIL). Michael L. Levin, PhD. Available online: http://phil.cdc.gov. Deer ticks are one of two types of ticks in the United States that carry Lyme disease bacteria.

Encephalitis

Encephalitis is an inflammation (swelling and irritation) of the brain that is usually the result of a viral infection. If not treated immediately, encephalitis can alter brain function and become life-threatening. The most common symptoms of encephalitis are fever, severe headache, and confusion. Other symptoms may…

Chronic Lyme Arthritis

Chronic Lyme arthritis is a recurring form of joint inflammation caused by Lyme disease, a bacterial infection that is spread through tick bites. Symptoms of chronic Lyme arthritis include episodes of swelling, redness, and fluid buildup in one or more joints that last up to 6 months at a time. When a person is not…

Lyme Disease

Discusses Lyme disease, an infection spread by ticks. Includes info on deer ticks. Covers symptoms and Lyme disease tests. Covers treatment with antibiotics. Includes info on complications from not treating Lyme disease. Offers prevention tips.