Contrast sensitivity test

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• Contrast-enhanced ultrasound — (CEUS) is the application of ultrasound contrast medium to traditional medical sonography. Ultrasound contrast agents rely on the different ways in which sound waves are reflected from interfaces between substances. This may be the surface of a… …   Wikipedia

• test — 1. To prove; to try a substance; to determine the chemical nature of a substance by means of reagents. 2. A method of examination, as to determine the presence or absence of a definite disease or of some substance in any of the fluids, tissues,… …   Medical dictionary

• sensitivity — 1. The ability to appreciate by one or more of the senses. 2. State of being sensitive. SYN: esthesia (2). 3. In clinical pathology and medical screening, the proportion of affected individuals who give a positive test result for the …   Medical dictionary

• Lea test — A Lea test is a special visual acuity test that is tailored for children who do not yet know the alphabet which is normally used in eye charts. The optotypes (test symbols) are outlines of an apple, a house, a square, and a circle. The test was… …   Wikipedia

• Assay sensitivity — is a property of a clinical trial defined as the ability of a trial to distinguish an effective treatment from a less effective or ineffective intervention. Without assay sensitivity, a trial is not internally valid and is not capable of… …   Wikipedia

• Scotopic sensitivity syndrome — Scotopic sensitivity syndrome, also known as Irlen Syndrome and Visual Stress Syndrome, approximating in some ways to Meares Irlen syndrome, and Visual Stress , refers to visual perceptual disorder(s) affecting primarily reading and writing based …   Wikipedia

• Medical test — Intervention X ray of a hand. X rays are a common medical test. MeSH …   Wikipedia

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• Macular degeneration — Classification and external resources Picture of the fundus showing intermediate age related macular degeneration. ICD 10 …   Wikipedia

• Ocular citrosis — is a common infection of the eye generally resulting from periodic exposure to acidic substances, such as citrus fruit. It was first documented by Scottish physician Douglas Maclagan in 1860. Contents 1 Causes 2 Symptoms 3 Treatment …   Wikipedia

• Cataract — For other uses, see Cataract (disambiguation). Cataract Classification and external resources Magnified view of cataract in human eye, seen on examination with a slit lamp using diffuse illumination …   Wikipedia