W. Thomas London MD


RNA (Ribonucleic Acid)

RNA is a long molecule that determines the inherited features of some types of organisms, such as viruses. The RNA is made up of smaller parts (nucleic acids) whose order within the RNA is important. In humans, DNA (deoxyribonucleic acid) causes RNA to be formed and carry out messages within the body.

Hepatitis B

What is hepatitis B? Hepatitis B is a virus that infects the liver . Most adults who get it have it for a short time and then get better. This is called acute hepatitis B. Sometimes the virus causes a long-term infection, called chronic hepatitis B. Over time, it can damage your liver. Babies and young children infected…

Hepatitis B

Hepatitis B is a virus that infects the liver. Most adults who get it have it for a short time and then get better. But sometimes the virus causes a long-term infection, called chronic hepatitis B. Over time, this can lead to liver damage or liver cancer. The virus spreads through the blood of an infected person or…

Hepatitis A Virus Test

The hepatitis A virus test is a blood test that shows whether you have a hepatitis A infection. The test looks for antibodies made by the body to fight the virus. They will be in your blood if you have a hepatitis A infection now or have had one in the past. Hepatitis A IgM antibodies can be found as early as 2 weeks…

Hepatitis E

What is hepatitis E? Hepatitis E is a virus that can infect the liver. Unlike other forms of hepatitis, the hepatitis E virus usually doesn’t lead to long-term illness or serious liver damage. Most people get well within a few months. How is hepatitis E spread? People usually get hepatitis E by drinking water or eating…