Dr. Karen E Zagar M.D.

Psoriasis is a chronic skin condition that results in the formation of thick, reddish patches on the skin, often with a scaly appearance. This is a condition resulting from changes in the normal life cycle of skin cells. Under normal conditions, new skin cells grow and replace the old ones on the...

Hemorrhoids, or piles, is a condition characterized by the presence of swollen veins in the lining of the anus and lower rectum. The swelling can be either internal or external. External hemorrhoids are formed by the swelling of the veins near the opening of the anus. This condition is not very...

The surgical removal of the appendix is very safe nowadays because of laparoscopy, which basically involves inserting a little tube with a camera on it to see the internal parts of the body. In a laparoscopy, surgeons will make a very small incision and see everything in detail while they...

IntroductionAlthough doctors have the best intentions, it does not always mean that they will perfectly recognize their patient’s greatest need. For this reason, patients also need to take an active role when it comes to communicating with their doctor.One of the best ways to make sure that...

What is anemia?Anemia occurs when there are low levels of red blood cells (RBCs) in the body. Red blood cells are the ones that carry oxygen all over the body. So when a person's RBC count is lower than normal, it means that there is not enough oxygen in the blood, causing symptoms of anemia, such...

Introduction Pyrexia is the medical term for fever, in which the human body temperature rises above the average normal (37 degrees Celsius or 98.6 degrees Fahrenheit). Pyrexia is one of the most common symptoms of numerous medical conditions.There are multiple factors can affect the normal body...