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Medical Dictionary Terms Beginning with U
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UBT
UBT: Urea breath test.more detail info...
UDP-glucuronosyltransferase
UDP-glucuronosyltransferase: A liver enzyme essential to the disposal of bilirubin (the chemical that results from the normal breakdown of hemoglobin from red blood cells). An abnormality of this enzyme (UDP-glucuronosyltransferase) results in a conditmore detail info...
Ulcer, duodenal
Ulcer, duodenal: An ulcer (a hole in the lining) of the duodenum (the first portion of the small intestine). Ulcer formation is related to H. pyloridus bacteria in the stomach, anti-inflammatory medications, and smoking cigarettes. Ulcer pain may not cmore detail info...
Ulcer, esophageal
Ulcer, esophageal: A hole in the lining of the esophagus (tube-like organ leading from the throat to the stomach) corroded by the acidic digestive juices secreted by the stomach cells. Ulcer formation is related to H. pyloridus bacteria in the stomach,more detail info...
Ulcer, gastric
Ulcer, gastric: A hole in the lining of the stomach corroded by the acidic digestive juices which are secreted by the stomach cells. Ulcer formation is related to H. pyloridus bacteria in the stomach, anti-inflammatory medications, and smoking cigarettmore detail info...
Ulcer, peptic
Ulcer, peptic: A peptic ulcer is a hole in the lining of the stomach, duodenum, or esophagus. A peptic ulcer of the stomach is called a gastric ulcer, an ulcer of the duodenum is a duodenal ulcer, and a peptic ulcer of the esophagus is an esophageal ulmore detail info...
Ulcerative colitis
Ulcerative colitis:A relatively common disease that causes inflammation of the large intestine (the colon). The cause is unknown. Ulcerative colitis is a form of inflammatory bowel disease. It has some similarity to a related disorder, CrohnÆs disease.more detail info...
Ulcerative gingivitis
Ulcerative gingivitis: This is trench mouth, also known as VincentÆs angina, a progressive painful infection with ulceration, swelling and sloughing off of dead tissue from the mouth and throat due to the spread of infection from the gums. Certamore detail info...
Ulcerative proctitis
Ulcerative proctitis:Ulcerative colitis that is limited to the rectum. Ulcerative colitis itself is a relatively common disease involving inflammation of the large intestine (the colon). The cause is unknown. It is a form of inflammatory bowel diseasemore detail info...
Ultrasound/Ultrasonography
Ultrasound/Ultrasonography: A test in which high-frequency sound waves (ultrasound) are bounced off tissues and the echoes are converted into a picture (sonogram).more detail info...
Ultraviolet radiation
Ultraviolet radiation: Invisible rays that are part of the energy that comes from the sun. Ultraviolet radiation can burn the skin and cause skin cancer. It is made up of two types of rays, UVA and UVB. UVB rays are more likely than UVA rays to cause smore detail info...
Umbilicus
Umbilicus: The navel or belly button.more detail info...
Unconsciousness, temporary
Unconsciousness, temporary: A partial or complete loss of consciousnes with interruption of awareness of oneself and ones surroundings. When the loss of consciousness is temporary and there is spontaneous recovery, it is referred to as syncope ormore detail info...
Unicornuate
Unicornuate: Having one horn or being shaped-shaped. The uterus is normally unicornuate.more detail info...
Unique identifier reporting
Unique identifier reporting: In public health, a system that uses information such as the person’s birth date and part of their identification number (in the U.S., the social security number) to create a unique code that is reported instead of a nmore detail info...
United States Public Health Service
United States Public Health Service: See: USPHS.more detail info...
Universal colitis
Universal colitis:Ulcerative colitis that involves the entire colon (the large intestine). Ulcerative colitis itself is a relatively common disease involving inflammation of the large intestine (the colon). The cause is unknown. It is a form of inflammmore detail info...
Unsteadiness
Unsteadiness: Loss of ones equilibrium in regard to the environment. Often with a feeling of almost falling or of bumping into things. Many causes including problems in the cerebral or cerebellar portions of the brain, the spinal cord, vestibularmore detail info...
Upper GI series
Upper GI series: A series of x-rays of the esophagus, stomach, and small intestine (upper gastrointestinal, or GI, tract) that are taken after the patient drinks a barium solution. (Barium is a white, chalky substance that outlines the organs on the x-more detail info...
Urban typhus of Malayia
Urban typhus of Malayia: Murine typhus, an acute infectious disease with fever, headache, and rash, all quite similar to, but milder than, epidemic typhus, caused by a related microoganism, Rickettsia typhi (mooseri), transmitted to humans by rat fleasmore detail info...
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