Dr. Garrett Henry Lischer M.D.

It is mostly the detrusor muscle that forms the wall of the bladder, it contracts during urination and relaxes to hold the urine. The muscle is continuous at the inferior end with the internal urethral sphincter. Urination results when the detrusor muscle contracts and the urethral sphincter muscle...

Prostate cancer is a serious condition that is increasingly affecting many men around the world. It happens when cells in the prostate gland grow abnormally and without control. It is also a condition that does not show any symptoms, especially in its early stages. As the condition gradually...

In cystoscopy, a slender, flexible or rigid tube (cystoscope) with a lighted camera at its tip is positioned inside the urinary bladder. The device is lubricated and gently slid inside the bladder through the urethral opening in the penis under anesthesia. The procedure enables the urologist to...

What is trichomoniasis?Trichomoniasis or "trich" is a common infection of the reproductive organs. It spreads by sexual contact with the infected person. For this reason, it is a type of sexually transmitted infection (STI). Women are invariably at greater risk. However, the infection is not...

About 8 million men in the U.S. between the ages of 50-years-old and 79-years-old suffer from enlarged prostate glands. Drugs used to treat an enlarged prostate gland, also known as benign prostatic hyperplasia (BPH), are of two types: 5-alpha reductase inhibitors and alpha-blockers. In a study,...

The kidneys empty waste into the ureters, two tube-like structures that connect to the urinary bladder where urine is stored temporarily before being ejected through the urethra. At the junction of the urinary bladder and urethra, the prostate gland empties seminal fluid into the urethral cavity....