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What does it mean to have crystals in your urine? Crystals in urine occur when there are too many minerals in your urine and not enough liquid. The tiny pieces collect and form masses. These crystals may be found during urine tests (urinalysis). Having crystals in your urine is called …

Definition Claustrophobia is an anxiety disorder that causes an intense fear of enclosed spaces. It can be rational to fear being trapped when there is a genuine threat. However, in claustrophobia, people experience fear even when there is no obvious or realistic danger in a particular situation. People who experience …

Definition Coccydynia is pain in or around the area of the coccyx, more commonly known as the tailbone. The coccyx is the last bone at the base of the spine. Injury or strain to the surrounding ligaments and muscles may cause this pain and discomfort, which is most often felt …

Overview Clostridium Difficile is a bacterium that causes an infection of the large intestine (colon). Symptoms can range from diarrhea to life-threatening damage to the colon. The bacterium is often referred to as C. difficile or C. diff. Illness from Clostridium Difficile typically occurs after use of antibiotic medications. It most commonly …

What is Chronic Pancreatitis? Chronic pancreatitis is an inflammation of your pancreas that doesn’t improve over time. The pancreas is an organ located behind your stomach. It makes enzymes, which are special proteins that help digest your food. It also makes hormones that control the level of sugar in your …

What is Catarrh? Catarrh is when mucus accumulates in your nose, throat, or sinuses. The word “catarrh” comes from an ancient Greek phrase meaning “to flow down.” In fact, if you have catarrh, you may feel as if mucus is slowly dripping down the back of your throat. The word …

What is Convulsion? A convulsion is an episode in which you experience rigidity and uncontrolled muscle spasms along with altered consciousness. The spasms cause jerky motions that generally last a minute or two. Convulsions can occur during certain kinds of epileptic seizures, but you can have convulsions even though you …

Definition Compartment syndrome is a condition that occurs when the injury causes generalized painful swelling and increased pressure within a compartment to the point that blood cannot supply the muscles and nerves with oxygen and nutrients. Muscles in the forearm, lower leg and other body areas are surrounded by fibrous …