Dr. Gregory K Luna MD

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...

Knee replacement surgery is a medical procedure that is aimed to treat a knee joint that has been damaged due to arthritis or other complications. Arthritis is a condition that results from the breakdown of joint cartilage plus the underlying bone. Knee replacement surgery is used when other means...

Hydrocephalus is a condition where there is too much cerebrospinal fluid in the head. It comes from the Greek words “hydro”, which means water, and “cephalus”, which means head. It is a component of several congenital health problems, but may be caused by head injuries, too. In some cases,...

Hernia occurs when an organ protrudes through an opening or a tissue that keeps it in place. There are several types of hernia including inguinal, incisional, hiatal, and more. While some hernias have visible symptoms such as a lump or acidity in stomach, others are asymptotic. The latter type 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....

Kidney stones is a condition that's rate of infection is increasing every day especially in people aged between 20 and 40 years old. Statistics have indicated that around 20 percent of the world's population suffer from kidney stones. Among these, 20 percent are men while 10 percent are women.  ...