| secondary retinitis | Retinitis that follows uveal inflammation. (05 Mar 2000) |
|---|---|
| punctate retinitis | See: retinopathy punctata albescens. (05 Mar 2000) |
| purulent retinitis | Purulent or septic retinitis resulting from the arrest of septic emboli in the retinal vessels. Synonym: purulent retinitis, septic retinitis. (05 Mar 2000) |
| septic retinitis | Purulent or septic retinitis resulting from the arrest of septic emboli in the retinal vessels. Synonym: purulent retinitis, septic retinitis. (05 Mar 2000) |
| serous retinitis | Oedema of the retina; an inflammation of the inner layers of the retina. Synonym: simple retinitis. (05 Mar 2000) |
| diabetic retinitis | See: diabetic retinopathy. (05 Mar 2000) |
| exudative retinitis | Retinitis exudativa, a chronic abnormality characterised by deposition of cholesterol and cholesterol esters in outer retinal layers and subretinal space. In adults, often preceded by uveitis; in children, often preceded by retinal vascular abnormalities. Synonym: Coats' disease. (05 Mar 2000) |
| leukaemic retinitis | See: leukaemic retinopathy. (05 Mar 2000) |
| mastectomy, simple | Removal of only the breast tissue and nipple and a small portion of the overlying skin. (12 Dec 1998) |
| microscope, simple | <microscopy> A microscope that has a single converging lens (or a combination of lenses that function optically as a single converging lens). Anton van leeuwenhoek (1632-1723) made good use of the simple microscope to look at the life within a drop of water, and such. The magnifying properties of lenses had been well known in ancient times (for example to the greeks and romans) but it was not until about 1600 that it became possible to make small lenses with the precision needed to make a microscope. (12 Dec 1998) |
| simple | Undivided, of a leaf, not divided into leaflets, of a hair or an inflorescence, not branched. (09 Oct 1997) |
| simple absence | A brief clouding of consciousness accompanied by the abrupt onset of 3/sec spikes and waves on EEG. Synonym: pure absence. (05 Mar 2000) |
| simple anchorage | Anchorage in which the resistance to the movement of one or more teeth comes solely from resistance to tipping movement of the anchorage unit. (05 Mar 2000) |
| simple anisocoria | A common (20% of normals) benign inequality of the pupils that may change from one hour to the next. Synonym: essential anisocoria, physiologic anisocoria, simple-central anisocoria. (05 Mar 2000) |
| simple beam | In dentistry, a straight beam that has only two supports, one at either end. (05 Mar 2000) |