Dr. Jonathan Juin-jen Cheng MD

Being diagnosed with diseases that are notoriously known to be severe and degenerative have its pitfalls physically, emotionally, and financially. For a middle-class man who has his own shared experiences of visiting doctors for checkups and medical emergencies, one would agree that medical bills...

Hydrocelectomy is an operation that is used to remove hydrocele from an individual. The term hydrocele refers to the accumulation of serum fluid around the testicle. This fluid is secreted by a pouch of serous membrane that lines the testicles called tunica vaginalis.Hydrocele that occurs to infants...

If your child is diagnosed with cystic fibrosis, you are likely to have a lot of questions and concerns. Will my child be able to have a normal life? Can I help my child get the best possible care? A child with CF can still go to school, play sports, and do regular stuff just like the other...

A cataract is blurring of the lens of the eye. The lens is oval-shaped and mostly consists of water and protein. It is located at the back of the iris and pupil. The lens protein molecules are organized in a way that makes it clear so that light can pass through it to the retina. The focus of the...

Carpal tunnel syndrome is a tingling, numbness, or weakness in the hands due to pressure on the Median nerve that is located in the wrist. Whenever you are faced with this challenge, you will be in discomfort after it progresses into the later stages. This is a condition that arises from stress...

Over the course of our four million or so years of evolution, we humans have developed a highly-specialized immune system that is quite a warrior in combating infections. We are bombarded daily by bacterial and viral pathogens which have the potential to cause us serious illness, but, completely...