Dr. Jeffrey Lawrence O'connor M.D.

What is a urinary tract infection?The main function of the urinary system is to get rid of waste, maintain the body’s water balance, and regulate electrolytes. Its function starts with the kidneys, the organ that filter blood to produce urine, which is composed of extra fluid and wastes. Before...

Prostate cancer tends to affect only men. The incidence of prostate cancer is on the increase and tends to be more common in the western world. The causes of prostate cancer are poorly understood. However, risks factors include a positive family history, environmental and dietary factors. The...

IntroductionBalanitis is the inflammation and swelling of the head of the penis or foreskin. This condition is not always serious but can be painful. Balanitis can happen at any age. It affects approximately one in 20 males and is more commonly seen in uncircumcised men. This condition tends to be...

What Occurs During The Different Stages of Prostate Cancer?Prostate cancer is an infection of the prostate which causes abnormal growth of cells on the prostate gland. Prostate cancer is known to inhabit the body of an individual for a long time before displaying any symptoms. During the first...

Hematuria, or the presence of blood in urine, is more of a symptom rather than a medical condition in itself. Although it can indicate a serious underlying disorder, most of the time, it is not of immediate concern. In some cases, the blood cells in urine are not visible to the naked eye and are...

What is chlamydia?Chlamydia is one of the most widespread sexually transmitted diseases (STDs) in the United States. It is caused by the bacteria Chlamydia trachomatis. Chlamydia infection is more or less like gonorrhea in terms of its symptoms and format of spreading from one person to the other....