Mr. John T Dvorak MD

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...

What Occurs During The Different Stages of Prostate Cancer?Prostate cancer is an infection of the prostate which causes abnormal growth of cells on the prostate gland. Prostate cancer is known to inhabit the body of an individual for a long time before displaying any symptoms. During the first...

Appendicitis is a condition that causes the inflammation of the appendix. The appendix is a tube around 3½ inch long and extends from the large intestine. It is said that the appendix has a role in gut immunity, but nothing as yet is definite with regard to its function. An individual can live...

Anal fissure is an impairment of the wall of the anus. It usually does not come with a lot of medical complications. Nonetheless, it should be treated with urgency, since it can make life very uncomfortable for you.  Anal Fissure SymptomsAnal fissure comes with a number of symptoms. Since some of...

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....

Doctors or physicians are categorized according to different factors including medical specialties and subspecialties. Most doctors specialize in a specific area of medicine. This article provides a summary of the different types of doctors in the medical field. AllergistsAllergists are also...