Dr. Christopher John Pollina MD

Recommended Articles

• Lightheadedness

  What is lightheadedness?Lightheadedness or feeling faint may not always be a cause for concern. However, it may also indicate an underlying health problem and can increase the risk of falling and fall-related injuries. If you feel lightheaded, drink water or fluids containing electrolytes and take...

• What Is a Transient Ischemic Attack (TIA)?

  OverviewA transient ischemic attack (TIA) is a mini-stroke, which only lasts for a few minutes. It occurs when blood stops flowing to a part of the brain for a short time. The symptoms of TIA are similar to other symptoms of stroke, but they do not last long, so TIA does not lead to permanent...

• What Is Cat Scratch Fever?

  IntroductionCat scratch fever or cat scratch disease is a bacterial infection spread by cats. You can get the cat scratch fever from a scratch or bite of a cat that is infected with the bacterium called Bartonella henselae. Aside from the infected cat’s scratch, you can also acquire the infection...

• Copperhead Snake Bites: What Does It Look Like?

  Copperhead snake bites are one of the frequently reported snakebites annually. However, they are rarely fatal. Most of the time, snakebites happen when people accidentally step on or touch snakes, which are excellent at blending into their surroundings. When copperhead snakes are disturbed, they...

• Influenza B: What You Need to Know

  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...

• 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...