Dr. Ronald I Oldroyd M.D.

What Causes Bladder Cancer?Bladder cancer a common type of cancer that usually begins in the cells lining your bladder, which is also referred to as the transitional epithelium. Just as the other types of cancer, bladder cancer develops into a life-threatening condition. However, 50% of its cases...

What is HIV and how is it diagnosed?HIV refers to a virus and an infection that attacks the immune system. The virus is transmitted from one person to another by the sharing of body fluids. This can happen through unprotected sex, blood transfusion, or sharing of any piercing objects that might pass...

Don’t be worried if the doctor suggests you undergo a colonoscopy. Although you might think of it as an awful procedure, it is not. Chances are you won't remember it, since you probably won't be awake. A colonoscopy is a test used by the doctor to examine the inside of the large intestines for...

Erectile dysfunction (ED) is a condition in which a man is unable to get or maintain an erection long enough during sexual activity to satisfy his sexual needs. The condition was referred as impotence before medical research highlighted the underlying causes. Most men encounter erection problems at...

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 we have to understand about Hematuria (blood discoloring urine) is that we are observing a symptom and not the disease itself. The appearance of blood in urine is the end result of a diseased state brought on by bacterial or viral infection, tissue inflammation or cancer. Even genetic triggers...