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| This glossary contains: 19186 medical terms |
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Uveal tract
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Uveal tract The entire vascular coat of the eye composed of the iris, ciliary body, and choroid.
RELATED TERMS--------------------------------------
Vascular
Pertaining to blood vessels.
Iris
The colored part of the eye with a hole (pupil) in the center. It regulates the amount of light entering the eye – the dimmer the lighting the more light the iris lets into the eye by widening the pupil.
Choroid
This is the vascular coat between the sclera and the retina, which furnishes blood and nutrition to the outer layer of the retina.
SIMILAR TERMS--------------------------------------
PREVIOUS AND NEXT TERMS--------------------------------------
Ultram
Tramadol.
Urology
The study and treatment of diseases that affect the urinary system.
UCR
Usual, customary and reasonable fees.
Unerupted tooth
A tooth that has not pushed through the gum and assumed its correct position in the dental arch.
Usher's Syndrome
Characterized by a severe sensori-neural hearing loss at birth and followed by the development of RP. Usher’s syndrome is the leading cause of deaf-blindness. Occurs in about 1 in 33,000 births. However, in the deaf population about 1 in 50 have Usher’s syndrome. No treatment is available, but see RP.
Uveal tract
Ulcerative colitis
Inflammatory disease of unknown cause which involves the mucosa of the colon. Onset may be acute and fulminant, and its course often continues chronically in an intermittent or continuous form. Diarrhea is a common symptom and bleeding an almost constant concomitant symptom.
Unresponsiveness
Inability to respond to antigenic stimulus. Unresponsiveness may be specific for a particular antigen (see tolerance), or broadly nonspecific as a result of damage to the entire immune system, for example after whole body irradiation.
Ulcer
A sore on the skin surface or on the stomach lining.
Ultrasonography
Using the reflections of high-frequency sound waves to construct an image of a body organ (a sonogram); commonly used to observe fetal growth.
Upper GI endoscopy
Looking into the esophagus, stomach, and duodenum with an endoscope. See also endoscopy.
RELATED TERMS--------------------------------------
Vascular
Pertaining to blood vessels.
Iris
The colored part of the eye with a hole (pupil) in the center. It regulates the amount of light entering the eye – the dimmer the lighting the more light the iris lets into the eye by widening the pupil.
Choroid
This is the vascular coat between the sclera and the retina, which furnishes blood and nutrition to the outer layer of the retina.
SIMILAR TERMS--------------------------------------
PREVIOUS AND NEXT TERMS--------------------------------------
Ultram
Tramadol.
Urology
The study and treatment of diseases that affect the urinary system.
UCR
Usual, customary and reasonable fees.
Unerupted tooth
A tooth that has not pushed through the gum and assumed its correct position in the dental arch.
Usher's Syndrome
Characterized by a severe sensori-neural hearing loss at birth and followed by the development of RP. Usher’s syndrome is the leading cause of deaf-blindness. Occurs in about 1 in 33,000 births. However, in the deaf population about 1 in 50 have Usher’s syndrome. No treatment is available, but see RP.
Uveal tract
Ulcerative colitis
Inflammatory disease of unknown cause which involves the mucosa of the colon. Onset may be acute and fulminant, and its course often continues chronically in an intermittent or continuous form. Diarrhea is a common symptom and bleeding an almost constant concomitant symptom.
Unresponsiveness
Inability to respond to antigenic stimulus. Unresponsiveness may be specific for a particular antigen (see tolerance), or broadly nonspecific as a result of damage to the entire immune system, for example after whole body irradiation.
Ulcer
A sore on the skin surface or on the stomach lining.
Ultrasonography
Using the reflections of high-frequency sound waves to construct an image of a body organ (a sonogram); commonly used to observe fetal growth.
Upper GI endoscopy
Looking into the esophagus, stomach, and duodenum with an endoscope. See also endoscopy.
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This dictionary contains 19186 terms.
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