Dr. Donna Meltzer M.D.

Recommended Articles

• Leukocyte Esterase Test

  Leukocyte Esterase Urine TestLeukocyte esterase (LE) is an esterase produced by white blood cells (WBCs) or leukocytes. A leukocyte esterase test is a urine test used to detect the presence of white blood cells and other health conditions associated with infection.Normally, leukocyte esterase...

• What Are Vaccines?

  What is a vaccine?Vaccines are products that enable a person to develop immunity against certain diseases. A vaccine can be given through needle injections, by aerosol, or by mouth. The polio vaccine is given in the form of mouth drops that contain live but weakened organisms. The vaccine gets into...

• Why Is Chemotherapy Used for Lupus?

  What is Lupus?Systemic lupus erythematosus, also known as lupus, is a disease of the immune system. The immune system protects the body from infection. In lupus, however, the immune system turns against the body, leading to tissue damage and illness. Thus, lupus is called an autoimmune disease.Men...

• Can Sinusitis Be Caused by Allergies?

  The inflammation of the sinuses found in your forehead, cheekbones, and behind your nose is what is known as sinusitis. Sinusitis can be a short-term inflammation resulting from a bacterial infection after an infection like the common cold. However, sinusitis can also be chronic, resulting from...

• Foods That Can Relieve Nausea

  Nausea is a very unpleasant condition that is known as a feeling of sickness or uneasiness. Nausea is often a precursor to vomiting, and nearly everyone suffers from nausea at some point. Nausea can have a variety of different causes such as food poisoning, dehydration, motion sickness, morning...

• What Causes Diarrhea?

  Diarrhea is the frequent flow of loose, watery stool through the intestines causing muscle contraction and abdominal pain. Stool follows its path through the anus and gets watery when the digestive system consumes too much fluid or gets infected with viruses, bacteria, or parasites. A loose stool...