Dr. James Caldwell Rex MD

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...

What is colon cancer?Colon cancer is cancer of the large intestine, also known as the colon. If the last segment of the colon, the rectum, has a cancerous growth, it is known as rectal carcinoma. These two conditions are collectively referred to as colorectal cancer.Carcinoma of the colon is the...

A colonoscopy is an outpatient procedure, wherein the rectum and the large intestine are checked. You do not need to stay overnight at the hospital or clinic unless your doctor needs to have additional tests done or needs you to be monitored for a short while.A colonoscopy can be used to identify...

What is an anal fissure?The anal canal is a short tube surrounded by muscle at the end of the rectum. An anal fissure is a small crack, tear, or rip in the anal canal lining. Anal fissure is often very small, but can cause you severe pain. The pain gets worse after passing stool and normally last...

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...

A hernia is a condition in which some part of an internal organ grows through an opening and protrudes to some other area, thereby altering its normal location.There are many types of hernia, but the epigastric hernia is the most common form. An epigastric hernia occurs when abdominal tissue...