Dr. Daniel G. Mccullough M.D.

Introduction Discovering blood after a bowel movement can be a frightening experience. If you notice a bright red to black-colored blood in your stool, in the toilet bowl, or on the toilet paper, you may be experiencing rectal bleeding. Having blood in your stool does not always signal a serious...

Open gallbladder removal, also known as open cholecystectomy, is a surgical operation removing the gallbladder. The objective of the procedure is to offer permanent relief from gallbladder-related problems such as gallstones. During the surgery, a large incision is made in the abdomen and used to...

Carpal tunnel syndrome refers to a condition affecting the median nerve in your wrist. When you get this syndrome, you experience tingling, numbness, and pain radiating to your arms and hands, and it becomes difficult to use your arm especially around the wrist. The condition happens when carpal...

Sleep apnea is a very common but serious sleeping disorder, wherein your breathing gets briefly interrupted while you sleep. Breathing might stop or become very shallow with pauses while you are sleeping. It can last from a few seconds to several minutes and usually recurs through the night. Since...

A fissure is the tearing of anal skin as a result of the overstretching of the anal opening by a big hard stool. Normally, sphincterotomy is related to constipation, chronic diarrhea (less often), inflammatory bowel disease or sexually transmitted infections that have anal and rectal effects. At...

Biopsies may vary differently depending on the type and location of the tissues and how hard are they to obtain. The medical term used to describe such method is “invasiveness.” A less invasive procedure will, for example, take place in a doctor’s office the same day an abnormal tissue is...