| SAPHO | synovitis-acne-pustulosis hyperostosis-osteomyelitis [syndrome] |
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| CLS | cafe-au-lait spot; Clinical Laboratory Scientist; Coffin-Lowry syndrome; Cornelia de Lange syndrome |
| CRSM | cherry red spot myoclonus |
| MS | Maffuci syndrome; maladjustment score; mandibular series; Marfan syndrome; Marie-Strumpell [syndrome... |
| Rf | in paper or thin-layer chromatography, the distance that a spot of a substance has moved from the po... |
| Soemmerring's spot | An oval area of the sensory retina, 3 by 5 mm, temporal to the optic disk corresponding to the posterior pole of the eye; at its centre is the central fovea, which contains only retinal cones. Synonym: area centralis, macula lutea, macular area, punctum luteum, Soemmerring's spot, yellow spot. (05 Mar 2000) |
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| spongy spot | An area in the external acoustic meatus where a number of minute blood vessels enter from the mastoid bone. Synonym: spongy spot, zona vasculosa. (05 Mar 2000) |
| spot | 1. A mark on a substance or body made by foreign matter; a blot; a place discoloured. "Out, damned spot! Out, I say!" (Shak) 2. A stain on character or reputation; something that soils purity; disgrace; reproach; fault; blemish. "Yet Chloe, sure, was formed without a spot." (Pope) 3. A small part of a different colour from the main part, or from the ground upon which it is; as, the spots of a leopard; the spots on a playing card. 4. A small extent of space; a place; any particular place. "Fixed to one spot." "That spot to which I point is Paradise." (Milton) ""A jolly place," said he, "in times of old! But something ails it now: the spot is cursed."" (Wordsworth) 5. <zoology> A variety of the common domestic pigeon, so called from a spot on its head just above its beak. 6. <zoology> A sciaenoid food fish (Liostomus xanthurus) of the Atlantic coast of the United States. It has a black spot behind the shoulders and fifteen oblique dark bars on the sides. Called also goody, Lafayette, masooka, and old wife. The southern redfish, or red horse, which has a spot on each side at the base of the tail. See Redfish. 7. Commodities, as merchandise and cotton, sold for immediate delivery. Crescent spot, the Hudsonian godwit (Limosa haemastica). Spots on the sun. <astronomy> See Sun spot, ander Sun. On, or Upon, the spot, immediately; before moving; without changing place. "It was determined upon the spot." (Swift) Synonym: Stain, flaw, speck, blot, disgrace, reproach, fault, blemish, place, site, locality. Origin: Cf. Scot. & D. Spat, Dan. Spette, Sw. Spott spittle, slaver; from the root of E. Spit. See Spit to eject from the mouth, and cf. Spatter. Source: Websters Dictionary (01 Mar 1998) |
| spot desmosome | <cell biology> Macula adherens: See: desmosome. Origin: Gr. Soma = body (18 Nov 1997) |
| spot film | A radiograph made during the course of an examination under fluoroscopic control, with a device attached to the fluoroscope. (05 Mar 2000) |
| spot-film radiography | An X-ray of a localised region, usually under study by fluoroscopy. (05 Mar 2000) |
| spot seeding | Seeding of woody plant seeds on random spots to blend in with the landscape. (09 Oct 1997) |
| spot test for infectious mononucleosis | A slide test widely used for the diagnosis of infectious mononucleosis, based on the principle that the heterophil antibodies that occur in the serum of patients with infectious mononucleosis are absorbed by beef red cells but not by guinea pig kidney cells; thus, when horse red cells (which provoke heterophil antibodies) are mixed with patient serum and agglutination occurs in the presence of beef red cells, the presumptive diagnosis is infectious mononucleosis. (05 Mar 2000) |
| Tay's cherry-red spot | The ophthalmoscopic appearance of the normal choroid beneath the fovea centralis, appearing as a red spot surrounded by white retinal oedema in central artery closure or lipid infiltration in sphingolipidosis. Synonym: Tay's cherry-red spot. (05 Mar 2000) |
| temperature spot | One of a number of definitely arranged spot's on the skin sensitive to heat and cold, but not to ordinary pressure or pain stimuli. (05 Mar 2000) |
| tendinous spot | Gray-white or white, rounded or irregularly shaped, slightly opaque patches or spots that are sometimes observed postmortem in the epicardium, especially in middle-aged or older persons; they result from fibrous thickening, and sometimes hyalinization, of the epicardium; similar lesions may also occur in the visceral layer of the peritoneum. Synonym: macula lactea, macula tendinea, tache blanche, tache laiteuse, tendinous spot, white spot. (05 Mar 2000) |
| Trousseau's spot | A line of redness resulting from drawing a point across the skin, especially notable in cases of meningitis. Synonym: tache cerebrale, tache meningeale, Trousseau's spot. (05 Mar 2000) |
| yellow spot | An oval area of the sensory retina, 3 by 5 mm, temporal to the optic disk corresponding to the posterior pole of the eye; at its centre is the central fovea, which contains only retinal cones. Synonym: area centralis, macula lutea, macular area, punctum luteum, Soemmerring's spot, yellow spot. (05 Mar 2000) |
| kernel spot | <microbiology, plant biology> A fungal disease of pecans that causes irregular brown spots on the nuts, it is caused by Coniothyrum caryogenum. (09 Oct 1997) |
| koplik spot | <dermatology> Small red spots with bluish-white centres on the buccal mucosa (lining of cheek), appearing in the early stages (pre-rash) of measles. (27 Sep 1997) |