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mondofacto - Online Medical Dictionary Category: Health and Medicine > Medical Dictionary Date & country: 26/01/2008, UK Words: 116197

cordopexy
1. Operative fixation of any displaced anatomical cord. ... 2. Lateral fixation of one or both vocal cords to correct glottic stenosis. ... Origin: G. Chorde, cord, + pexis, fixation ... (05 Mar 2000) ...

cordotomy
<procedure> Any operation on the spinal cord. ... (12 Dec 1998) ...

cordy pulse
Synonym for tense pulse ... A hard, full pulse but without very wide excursions, resembling the vibration of a thick cord. ... Synonym: cordy pulse. ... (05 Mar 2000) ...

cordycepin
An antibiotic that works byblocking RNA transcription. ... (09 Oct 1997) ...

Cordylobia
A genus of calliphorid fleshflies. ... Origin: G. Kordyle, a cudgel, swelling, or tumour ... (05 Mar 2000) ...

Cordylobia anthropophaga
Tumbu fly of Africa south of the Sahara; a species that causes a boil-like furuncular myiasis; many animals besides man are attacked, especially domestic dogs, though rats are probably the chief reservoir of human infection. ... (05 Mar 2000) ...

cordylobiasis
Infection of man and animals with larvae of flies of the genus Cordylobia. ... Synonym: African furuncular myiasis, tumbu dermal myiasis. ... (05 Mar 2000) ...

core
1. The central mass of necrotic tissue in a boil. ... 2. A metal casting, usually with a post in the canal of a tooth root, designed to retain an artificial crown. ... 3. A sectional record, usually of plaster of Paris or one of its derivatives, of the relationships of parts, such as teeth, metallic restorations, or copings. ... Origin: L. Cor, heart< …

core biopsy
Removal (with a large needle) of a piece of a lump. The piece is sent to the lab to see if the lump is benign or malignant. ... (09 Oct 1997) ...

core particle
The group of eight histones (protein molecules which act like spools for DNA to wrap around so that it can be compacted to fit within the nucleus) in the middle of a nucleosome (which is the histone core particle plus the small segment of DNA wrapped around it). ... (09 Oct 1997) ...

core plasma
<radiobiology> Hot plasma at the centre of a fusion reactor, distinguished from edge plasma and scrape-off layer (SOL). The core plasma does not directly feel the effects of the divertor or limiter in the way the edge plasma does. ... (09 Oct 1997) ...

core pneumonia
Synonym for central pneumonia ... A form of pneumonia in which exudation is confined for a time to the central portion of a lobe or the hilar region. ... Synonym: core pneumonia. ... (05 Mar 2000) ...

corectopia
Eccentric location of the pupil so that it is not in the centre of the iris. ... Origin: G. Kore, pupil, + ektopos, out of place ... (05 Mar 2000) ...

corelysis
A rarely used term for freeing of adhesions between lens capsule and the iris. ... Origin: G. Kore, pupil, + lysis, a loosening ... (05 Mar 2000) ...

coremium
A sheaf-like tuft of conidiophores. ... Origin: G. Korema, filth, refuse ... (05 Mar 2000) ...

coreoplasty
The procedure to correct a misshapen, miotic, or occluded pupil. ... Origin: G. Kore, pupil, + plasso, to form ... (05 Mar 2000) ...

corepexy
A suturing of the iris to modify the shape or size of the pupil. ... Purse-string corepexy, a 'pajama-string suture' threaded along the pupillary margin and tied down to make a large pupil small. ... (05 Mar 2000) ...

corepraxy
A procedure designed to widen a small pupil. ... Origin: G. Kore, pupil, + praxis, action ... Laser corepraxy, the iris stroma is heated with a laser and the resultant contracture of iris tissue widens the pupil. ... Mechanical corepraxy, a procedure that lodges the pupillary margin in the groove of a device which, when widened, stretches the pupillar …

corepressor
An effector molecule which can bind to a repressor molecule, so that together the effector repressor complex can stop transcription of a gene. ... (09 Oct 1997) ...

Corey
R.B., U.S. Chemist, 1897-1971. ... See: Pauling-Corey helix. ... (05 Mar 2000) ...

Cori cycle
The phases in the metabolism of carbohydrate: 1) glycogenolysis in the liver; 2) passage of glucose into the circulation; 3) deposition of glucose in the muscles as glycogen; 4) glycogenolysis during muscular activity and conversion to lactate, which is converted to glycogen in the liver. ... (05 Mar 2000) ...

Cori ester
Synonym for d-glucose 1-phosphate ... An important intermediate in glycogenesis and glycogenolysis. ... Synonym: Cori ester. ... (05 Mar 2000) ...

Cori, Carl
<person> Czech-U.S. Biochemist and Nobel laureate, 1896-1984. ... See: Cori cycle, Cori ester. ... (05 Mar 2000) ...

Cori, Gerty Theresa
<person> Czech-U.S. Biochemist and Nobel laureate, 1896-1957. ... See: Cori's disease. ... (05 Mar 2000) ...

Cori's disease
Synonym for type 3 glycogenosis ... Glycogenosis due to amylo-1,6-glucosidase deficiency, resulting in accumulation of abnormal glycogen with short outer chains in liver and muscle. ... Synonym: Cori's disease, debranching deficiency limit dextrinosis, limit dextrinosis, Forbes' disease. ... (05 Mar 2000) ...

coria
Plural of corium. ... (05 Mar 2000) ...

coriander
The dried ripe fruit of Coriandrum sativum (family Umbelliferae); a mild stimulant aromatic and a flavoring agent. ... (05 Mar 2000) ...

coriolis force
The apparent deflection (coriolis acceleration) of a body in motion with respect to the earth, as seen by an observer on the earth, attributed to a fictitious force (coriolis force) but actually caused by the rotation of the earth. In a medical context it refers to the physiological effects (nausea, vertigo, dizziness, etc.) felt by a person moving …

corium
Synonym: dermis. ... Origin: L. Skin, hide, leather ... (05 Mar 2000) ...

corium coronae
Synonym for coronary band ... A region of the pododerm; a prominent ridge of corium and underlying tela subcutanea at the top of the hoof from which most of the wall of the hoof grows. ... Synonym: corium coronae. ... (05 Mar 2000) ...

corium parietis
The wall of the pododerm. ... Corium soleae, the sole of the pododerm. ... (05 Mar 2000) ...

corium ungulae
Synonym for pododerm ... The corium of the foot; that portion of the skin which lies under the hoof and secretes the horny structure. The regions of the pododerm are the periople (corium limbi), coronary band (corium coronae), wall (corium parietis), and sole (corium solae). ... Synonym: corium ungulae. ... Origin: podo-+ G. Derma, skin ... (05 Mar 200 …

corkscrew oesophagus
<radiology> Diffuse oesophageal spasm, may be seen in tertiary oesophageal contractions ... (12 Dec 1998) ...

corm
A bulblike stem, which, unlike a true bulb, is solid and sends down a root when the new growing season begins. ... (09 Oct 1997) ...

cormophyta
<botany> In older classifications, a division comprising all plants that have a stem and root. ... (09 Oct 1997) ...

cormophyte
A plant of the division Cormophyta. ... (09 Oct 1997) ...

corn
A species of tall cereal grass, zea mays, grown for its seed and used as food and animal fodder. It is also called maise or indian corn. It is a plant of the genus zea of the family gramineae (poaceae), originating in the americas. ... (12 Dec 1998) ...

corn ergot
Synonym for Ustilago maydis ... A species that resembles ergot of rye in its metabolic action; its black spores on the ears of corn are dispersed by wind and can cause contamination of laboratory cultures. ... Synonym: corn ergot, corn smut, Ustilago zeae. ... (05 Mar 2000) ...

corn oil
<chemical> Oil from corn or corn plant. ... Chemical name: Corn oil ... (12 Dec 1998) ...

corn smut
Synonym for Ustilago maydis ... A species that resembles ergot of rye in its metabolic action; its black spores on the ears of corn are dispersed by wind and can cause contamination of laboratory cultures. ... Synonym: corn ergot, corn smut, Ustilago zeae. ... (05 Mar 2000) ...

cornea
<anatomy, ophthalmology> The transparent structure forming the anterior part of the fibrous tunic of the eye. It consists of five layers: ... 1. The anterior corneal epithelium, continuous with that of the conjunctiva. ... 2. The anterior limiting layer (Bowman's membrane). ... 3. The substantia propria or stroma. ... 4. The posterior limiting la …

cornea farinata
Bilateral speckling of the posterior part of the corneal stroma. ... Synonym: floury cornea. ... (05 Mar 2000) ...

cornea urica
Bilateral deposition of crystalline deposits of urea and sodium urate within corneal stroma. ... (05 Mar 2000) ...

cornea verticillata
Congenital whorl-like opacities in the cornea. ... Synonym: Fleischer's vortex. ... (05 Mar 2000) ...

corneal astigmatism
Astigmatism due to a defect in the curvature of the corneal surface. ... (05 Mar 2000) ...

corneal corpuscles
Connective tissue cells found between the laminae of fibrous tissue in the cornea. ... Synonym: Toynbee's corpuscles, Virchow's cells, Virchow's corpuscles. ... (05 Mar 2000) ...

corneal diseases
Diseases of the cornea. ... (12 Dec 1998) ...

corneal dystrophies, hereditary
Bilateral hereditary disorders of the cornea, usually autosomal dominant, which may be present at birth but more frequently develop during adolescence and progress slowly throughout life. Central macular dystrophy is transmitted as an autosomal recessive defect. ... (12 Dec 1998) ...

corneal dystrophy
Central corneal opacification, usually bilateral, symmetrical, and often autosomal recessive, involving predominantly epithelial, stromal, or endothelial layers, often in a typical pattern. ... (05 Mar 2000) ...

corneal ectasia
Synonym for keratoectasia ... A bulging forward of the cornea. ... Synonym: corneal ectasia, keratectasia. ... (05 Mar 2000) ...

corneal endothelial polymorphism
A greater than normal variation in the shape of the cells. ... (05 Mar 2000) ...

corneal facet
A corneal depression following loss of stroma. ... (05 Mar 2000) ...

corneal graft
Synonym for keratoplasty ... corneal transplant ...

corneal layer of epidermis
Synonym for stratum corneum epidermidis ... The outer layer of the epidermis, consisting of several layers of flat keratinised non-nucleated cells. ... Synonym: corneal layer of epidermis, horny layer of epidermis. ... (05 Mar 2000) ...

corneal lens
Contact lens of plastic without scleral portions. ... (05 Mar 2000) ...

corneal margin
Synonym for limbus of cornea ... The margin of the cornea overlapped by the sclera. ... Synonym: limbus corneae, corneal margin, sclerocorneal junction. ... (05 Mar 2000) ...

corneal neovascularization
New blood vessels originating from the corneal veins and extending from the limbus into the adjacent corneal stroma. These vessels may lie in the superficial and/or deep corneal stroma. Neovascularization is a sequel to numerous inflammatory diseases of the ocular anterior segment, including trachoma, viral interstitial keratitis, microbial keratoc …

corneal oedema
An excessive amount of fluid in the cornea due to damage of the epithelium or endothelium causing decreased visual acuity. ... (12 Dec 1998) ...

corneal opacity
Clouding that can occur in the cornea secondary to inflammation, infection or irritant exposure (foreign body or chemical). Physicians can visualize the corneal for the presence of opacities using the slit lamp (eye scope). ... (27 Sep 1997) ...

corneal pannus
Fibrovascular connective tissue that proliferates in the anterior layers of the peripheral cornea in inflammatory corneal disease, particularly trachoma in which the pannus involves the superior cornea. Three forms occur: ... (05 Mar 2000) ...

corneal reflex
A contraction of the eyelids when the cornea is lightly touched with a camel-hair pencil. ... Synonym: lid reflex. ... Reflection of light from the surface of the cornea. ... (05 Mar 2000) ...

corneal space
One of the stellate space's between the lamellae of the cornea, each of which contains a cell or corneal corpuscle. ... Synonym: lacuna. ... (05 Mar 2000) ...

corneal spot
Synonym for macula corneae ... A moderately dense opacity of the cornea. ... Synonym: corneal spot. ... (05 Mar 2000) ...

corneal staphyloma
Synonym for anterior staphyloma ... A bulging near the anterior pole of the eyeball. ... Synonym: corneal staphyloma. ... (05 Mar 2000) ...

corneal stroma
The lamellated connective tissue constituting the thickest layer of the cornea between the bowman and descemet membranes. ... (12 Dec 1998) ...

corneal topography
Measurement of the anterior surface of the cornea, its curvature and shape. It is used often to diagnose keratoconus and other corneal diseases, and corneal changes after keratotomy and keratoplasty. A significant application is in the fitting of contact lenses. In performing corneal topography, many different techniques can be employed: keratometr …

corneal transplant
A surgical procedure to replace a damaged cornea with a healthy one from a donor's eye. Unlike transplantation of most other organs, the cornea tends to have a problem with transplant rejection. Corneal transplants are indicated in cases of severe corneal injury or corneal infection (corneal ulcer) which has left the cornea scarred. ... (27 Sep 1997 …

corneal transplantation
Partial or total replacement of the cornea from one human or animal to another. ... (12 Dec 1998) ...

corneal trepanation
Synonym for keratoplasty ... corneal transplant ...

corneal ulcer
An infectious process of the cornea, resulting in clouding of the cornea, marked eye pain and decreased vision. ... See: Herpes simplex keratitis. ... (27 Sep 1997) ...

Cornelia de Lange syndrome
Synonym for de Lange syndrome ... <syndrome> A congenital anomaly characterised by impaired development, mental retardation, characteristic facies with snyophrys and hairline well down on forehead, depressed bridge of nose with uptilted tip of nose, small head with low-set ears, and flat spadelike hands with simian crease and short tapering fi …

cornell medical index
Self-administered health questionnaire developed to obtain details of the medical history as an adjunct to the medical interview. It consists of 195 questions divided into eighteen sections; the first twelve deal with somatic complaints and the last six with mood and feeling patterns. The index is used also as a personality inventory or in epidemio …

corneoblepharon
Adhesion of the eyelid margin to the cornea. ... Origin: cornea + G. Blepharon, eyelid ... (05 Mar 2000) ...

corneocyte
The dead keratin-filled squamous cell of the stratum corneum. ... Synonym: horny cell, keratinised cell. ... Origin: cornea, L. Fem. Of corneus, horny, + G. Kytos, cell ... (05 Mar 2000) ...

corneocyte envelope
An electron-dense, 10-15 nm thick layer of highly cross-linked protein on the cytoplasmic surface of the cell membrane of epidermal corneocytes; it is highly resistant to proteolytic agents. ... Synonym: subplasmalemmal dense zone. ... (05 Mar 2000) ...

corneosclera
The combined cornea and sclera when considered as forming the external coat of the eyeball. ... (05 Mar 2000) ...

corneoscleral
Pertaining to the cornea and sclera. ... (05 Mar 2000) ...

corneous
Synonym: horny. ... Origin: L. Corneus, fr. Cornu, horn ... (05 Mar 2000) ...

Corner-Allen test
A test for progestational activity; adult female rabbits are mated during estrus and spayed 18 hours later; the test substance is injected subcutaneously on 5 successive days; the minimal amount required to produce complete progestational proliferation of the endometrium is taken as a unit, equivalent to 1.25 mg of progesterone. ... (05 Mar 2000) …

Corner-Allen unit
A unit of progestational activity, measured in rabbits; the minimum dose which, divided into five equal daily portions, produces on the sixth day the uterine changes characteristic of the eighth day of normal pregnancy; the unit has about the same potency as the international unit. ... (05 Mar 2000) ...

Corner, Edred
<person> English surgeon, 1873-1950. ... See: Corner's tampon. ... (05 Mar 2000) ...

Corner, George
<person> U.S. Anatomist, 1889-1981. ... See: Corner-Allen test, Corner-Allen unit. ... (05 Mar 2000) ...

Corner's tampon
A plug of omentum stuffed into a wound of the stomach or intestine as a temporary tampon. ... (05 Mar 2000) ...

corneum
See: stratum corneum epidermidis, stratum corneum unguis. ... Origin: L., ntr. Of corneus, horny, fr. Cornu, horn ... (05 Mar 2000) ...

corniculate
Bearing, or terminating in, one or more small horns. ... (09 Oct 1997) ...

corniculate cartilage
A conical nodule of elastic cartilage surmounting the apex of each arytenoid cartilage. ... Synonym: cartilago corniculata, corniculum laryngis, Santorini's cartilage, supra-arytenoid cartilage. ... (05 Mar 2000) ...

corniculate tubercle
A rounded eminence on the posterior part of the aryepiglottic fold, formed by the underlying corniculate cartilages. ... Synonym: tuberculum corniculatum, Santorini's tubercle. ... (05 Mar 2000) ...

corniculopharyngeal ligament
Synonym for cricopharyngeal ligament ... <anatomy> An elastic band connecting the tip of the corniculate (Santorini's) cartilage and the lamina of the cricoid cartilage and continuing into the pharyngeal mucosa covering the cricoid lamina. ... Synonym: ligamentum cricopharyngeum, corniculopharyngeal ligament, cricosantorinian ligament, jugal li …

corniculum
A cornu of small size. ... Origin: L. Dim. Of cornu, horn ... (05 Mar 2000) ...

corniculum laryngis
Synonym for corniculate cartilage ... A conical nodule of elastic cartilage surmounting the apex of each arytenoid cartilage. ... Synonym: cartilago corniculata, corniculum laryngis, Santorini's cartilage, supra-arytenoid cartilage. ... (05 Mar 2000) ...

cornification
Synonym: keratinization. ... Origin: L. Cornu, horn, + facio, to make ... (05 Mar 2000) ...

cornified
Synonym for keratinised ... Having become horny. ... Synonym: cornified. ... (05 Mar 2000) ...

cornified layer of nail
Synonym for stratum corneum unguis ... The outer, horny layer of the nail. ... Synonym: cornified layer of nail, horny layer of nail. ... (05 Mar 2000) ...

cornmeal agar
A culture medium that is low in nutrients, used extensively in the study of yeastlike and filamentous fungi; it suppresses vegetative growth while stimulating sporulation of many species, and is widely used for producing the distinctive and rapidly diagnostic chlamydospores of Candida albicans. ... (05 Mar 2000) ...

cornmeal disease
See: Besnoitia tarandi. ... (05 Mar 2000) ...

cornoid lamella
A narrow vertical column of parakeratosis in the epidermal stratum corneum; characteristic of porokeratosis. ... (05 Mar 2000) ...

cornu
Synonym: horn. ... 2. Any structure composed of horny substance. ... 3. One of the coronal extensions of the dental pulp underlying a cusp or lobe. ... 4. The major subdivisions of the lateral ventricle in the cerebral hemisphere (the frontal horn, occipital horn, and temporal horn). ... See: lateral ventricle. ... Origin: L. Horn ... (05 Mar 2000) ...

cornu ammonis
Synonym for Ammon's horn ... One of the two interlocking gyri composing the hippocampus, the other being the dentate gyrus. ... Synonym: cornu ammonis. ... Origin: G. Ammon, the Egyptian deity Amun ... (05 Mar 2000) ...

cornu anterius
Synonym for anterior horn ... The anterior or frontal division of the lateral ventricle of the brain, extending forward from Monro's interventricular foramen. ... See: lateral ventricle. ... (05 Mar 2000) ...

cornu cutaneum
Synonym for cutaneous horn ... A protruding keratotic growth of the skin; the base may show changes of actinic keratosis or carcinoma. ... Synonym: cornu cutaneum, warty horn. ... (05 Mar 2000) ...