Dr. Irvin H. Hirsch M.D.

What is erectile dysfunction? Erectile dysfunction (ED) is a common disorder affecting men of all ages, although it is more common in men above the age of 50. It affects the ability to have an erection and maintain it for a satisfying sexual experience. To understand the nature of alternative...

Does bladder cancer require chemotherapy for treatment?Bladder cancer can be treated through a number of ways and chemotherapy is one of them. Chemotherapy is an important treatment method and it works well in many cases. However, to understand whether it is necessary, it is important to know what...

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...

Syphilis is a venereal disease caused by the bacterium Treponema pallidum. It is sexually transmitted and takes second place among the most dangerous STDs after HIV. It has four stages, among which primary and secondary are the most infectious. It is also transmitted from an infected pregnant...

The ureters are two muscular tubes that collect urine from the kidneys, transporting it to the urinary bladder where urine is temporarily stored before being expelled. Strictures in the ureters represent tough scars in the walls of the ureter that narrow the interior and block the normal flow of...

In the normal course, blood has no place in the urine. But Hematuria or blood in the urine is a clear indication that we are confronting a larger problem somewhere in the urinary or genital systems. It could indicate the presence of a renal cyst, although a cyst is by no means the only contributing...