- dislocation of the lens
- displacement of the crystalline lens of the eye.
Medical dictionary. 2011.
Medical dictionary. 2011.
Lens — The transparent structure inside the eye that focuses light rays onto the retina (the nerve layer that lines the back of the eye, senses light and creates impulses that go through the optic nerve to the brain). The lens was named after the lentil … Medical dictionary
lens dislocation — ▪ physiology abnormal position of the crystalline lens of the eye (eye, human). The dislocation, which may be congenital, developmental, or acquired (typically via trauma), is usually caused by abnormalities of or injury to a portion of the … Universalium
Joint dislocation — Classification and external resources A traumatic dislocation of the tibiotalar joint of the ankle with distal fibular fracture. Open arrow marks the tibia and the closed arrow marks the talus. ICD … Wikipedia
motion picture, history of the — Introduction history of the medium from the 19th century to the present. Early years, 1830–1910 Origins The illusion of motion pictures is based on the optical phenomena known as persistence of vision and the phi phenomenon. The first … Universalium
subluxation of lens — partial dislocation of lens of the eye … Medical dictionary
Expressivity — The consistency of a genetic disease. For example, Marfan disease shows variable expressivity. Some persons with Marfan s merely have long fingers and toes while others have the full blown disease with dislocation of the lens and dissecting… … Medical dictionary
Homocystinuria — A genetic disease due to an enzyme deficiency. Among other events, there is a buildup of the amino acid homocystine. Progressive mental retardation is common in untreated cases. The finding of vascular disease and premature arteriosclerosis in… … Medical dictionary
Marfan syndrome — Inherited disorder characterized by long fingers and toes, dislocation of the lens, and aortic wall weakness and aneurysm. Parents with Marfan syndrome have a 50 percent chance of passing it on to each child. There is not yet a genetic test for… … Medical dictionary
lenticular glaucoma — glaucoma occurring in association with congenital or traumatic dislocation of the lens, or with swelling of the lens, usually due to mechanical obstruction at the peripheral angle of the anterior chamber … Medical dictionary
connective tissue disease — Introduction any of the diseases that affect human connective tissue. Diseases of the connective tissue can be divided into (1) a group of relatively uncommon genetic disorders (genetic disease, human) that affect the primary structure of… … Universalium