Dr. Dr. Peter S. Pyatak, MD

Introduction An average man ejaculates 1/2 teaspoon to 1 teaspoon of semen. This small amount of semen contains millions of sperm cells. It only takes one sperm to fertilize an egg, but each sperm has a limited life span, which begins once it leaves a man's body.For a couple trying to have a baby,...

What is a biopsy?A biopsy is a medical procedure, which is mostly used in diagnosing cancer. In this procedure, a small tissue sample is taken from your body for a closer examination under the microscope. A biopsy is usually recommended by your doctor if initial tests in your body suggest an...

Many women have a difficult time during their periods, and sometimes, some may confuse painful symptoms they are experiencing for simply being part and parcel of women's normal menstrual woes without suspecting that the symptoms might be due to an aggressive form of endometriosis. Endometriosis can...

What is Multiple Myeloma?Multiple myeloma is a blood cancer that is also known as hematologic cancer. It is characterized by the uncontrollable multiplication of a certain population of plasma cells (also known as malignant plasma cells, or myeloma cells). Plenty of similar antibodies, known as...

Vaginitis is an infection that causes swelling and inflammation in the vagina. Vaginitis happens as a result of an imbalance of the normal bacterial flora causing an overgrowth of other organisms in the vagina.Types of VaginitisThere are many conditions that will cause swelling or infection in the...

PUPPP RashPUPPP stands for pruritic urticarial papules and plaques of pregnancy. It is also known as PUPPS or PEP (polymorphic eruption of pregnancy) in the UK. The rash usually appears as small, itchy red bumps on the skin, particularly in the stretch marks found on the belly of pregnant women. A...