Mr. Christopher K Tsai MD

Oliguria is a medical term used when referring to a decreased urine output. Oliguria is considered when a person’s urine output is less than 400 mL in a 24-hour period. When it comes to infants, oliguria occurs when the urine output is less than 0.5 mL/kg/hr for 24 hours. Anuria is the absence...

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,...

Hydrocele repair is a surgical process that aims to correct the swelling of the scrotum that occurs as a result of hydroceles. A hydrocele is a painless buildup of fluid around the testicles. Fluid buildup causes the scrotum and the groin area to swell. This swelling can make you uncomfortable even...

Roughly 10,000 men are estimated to be diagnosed with cancer of the testes each year, out of which roughly 400 are expected to succumb to the disease according to statistical cancer projections. If the prevalence of testicular cancer compared to the overall population appears on the lower side, the...

What is enuresis in adults?Enuresis is the medical term for bedwetting, which is an issue most often seen in young children. However, certain adults also face this problem. In adults, it often becomes harder to talk about something, which is considered as a childhood problem. However, it is...

A prostate biopsy is a surgical procedure that is used to remove a sample of a suspicious tissue from your prostate for further examination analysis. The prostate is a tiny, walnut-shaped gland found in men's reproductive system. This gland's major function is to produce a fluid that nourishes the...