Dr. Quang Quoc Phan M.D.

Recently a morning radio show in St. Louis broadcasted a segment called “Dirty Little Secrets.” A listener who worked at a bakery revealed she lied to customers by telling them there was no gluten in the baked goods they sold when gluten was actually an ingredient in their products. ...

An anal fissure is normally the result of the overstretching of the anal mucosa or moist tissue. It can overstretch due to a number of reasons such as passing extra-large and/or hard stools, constipation, low blood flow to the area, excessive diarrhea, dietary choices, and childbirth among others....

Many people pay little to no attention to the appendix. In fact, the appendix is probably the least studied organ in the body. The case can be confirmed by the fact that even in today’s highly advanced doctors and scientists, they still do not know the exact role of the appendix.The Role and...

Rumors have been going around about a "bathroom card" for people with Crohn's and colitis that acts as an all-access bathroom pass, leading many to wonder if it really exists and, if so, how it works, and how to get their hands on one.Is it for real?For those with Crohn's and colitis, targeted ads...

Colonoscopy is a procedure that evokes mixed reactions amongst most adults. Most people don't look forward to the preparation for a colonoscopy, much less the procedure itself. But improvements in the procedure in recent years have led to most people not having a terrible experience. It is of...

Gluten-free foods have jumped to the forefront of many people's minds. Stores have changed their shelves to accommodate gluten-free packaging. It has become a trend to avoid foods with gluten, even with individuals without an allergy to it. Many people are trying a gluten-free diet because they...