Dr. Thomas C Keeling M.D.

What is encephalitis?Encephalitis means inflammation of the brain. Fever, headache, and joint pain are often experienced in the early stages of encephalitis. Other severe symptoms may develop over some days or hours. They include personality changes, seizures, disorientation, confusion, or...

Pneumocystis carinii pneumonia (PCP) is a very serious disease, which is characterized by a fluid buildup and inflammation in the lungs. This lung infection is caused by the fungus Pneumocystis jiroveci. It is an opportunistic disease that usually infects immunosuppressed individuals, especially...

The Origin of AIDSAIDS is caused by HIV (Human Immunodeficiency Virus). Thus, it is not possible to get AIDS without having HIV first. HIV is a retrovirus that is thought to come from chimpanzees. HIV is said to originate from Africa, where humans hunted chimpanzees and came in contact with their...

Influenza Influenza, also commonly called as the flu, is a highly contagious respiratory infection caused by viruses, particularly influenza A or influenza B. These viruses usually infect the throat, nose, and lungs. Although the flu causes mild symptoms in most people, it can also cause severe...

Chicken pox is a very easily spread disease, and the cause of the disease is the varicella-zoster virus that starts as sore and itchy skin. Besides children, pregnant mothers are at a high risk of acquiring the disease. Usually, the best method in avoiding the contracting of the virus is getting a...

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