| amaurosis fugax | <symptom> This refers to a symptom that is described as a shade coming down over the eye. This temporary interference in vision is causally related to atherosclerosis in the blood vessels that supply the brain. (27 Sep 1997) |
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| proctalgia fugax | Painful spasm of the muscle about the anus without known cause; probably a neurosis. Synonym: anorectal spasm. (05 Mar 2000) |
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| episcleritis periodica fugax | Diffuse transient episcleritis, with a tendency to recur at regular intervals. Synonym: subconjunctivitis. (05 Mar 2000) |
| erythema fugax | An obsolete term for a diffuse and fleeting erythema from emotional stimuli. (05 Mar 2000) |
| amaurosis | <ophthalmology> Blindness, often occurs from a cortical lesion or from no change in the eye itself (27 Sep 1997) |
| amaurosis congenita of Leber | An autosomal recessive cone-rod abiotrophy causing blindness or severely reduced vision at birth. (05 Mar 2000) |
| pressure amaurosis | A loss of vision occurring a few seconds after intraocular pressure exceeds systolic pressure of retinal arteries. (05 Mar 2000) |
| toxic amaurosis | Blindness due to optic neuritis caused by methyl alcohol, lead, arsenic, quinine, or other poisons. (05 Mar 2000) |