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

Eimeriidae
A family of sporozoan coccidia; important genera are Eimeria and Isospora, infections by Eimeria being by far the most common and most serious in domesticated animals. ... Origin: see Eimeria ... (05 Mar 2000) ...

eimeriina
A suborder of homoxenous or heteroxenous protozoa in which the macrogamete and microgamont develop independently. The microgamont typically produces many microgametes. ... (12 Dec 1998) ...

einstein
A unit of energy equal to 1 mol quantum, hence to 6.0221367 × 1023 quanta. The value of einstein, in kJ, is dependent upon the wavelength. ... Origin: A. Einstein, German-born theoretical physicist and Nobel laureate in U.S., 1879-1955 ... (05 Mar 2000) ...

einsteinium
<chemical> Einsteinium. A man-made radioactive actinide with atomic symbol es, atomic number 99, and atomic weight 252. Its known isotopes range in mass number from 243-246. Its valence can be +2 or +3. Einsteinium was originally discovered in the debris from a thermonuclear explosion in 1952. ... Chemical name: Einsteinium ... (12 Dec 1998) …

Einthoven, Willem
<person> Dutch physiologist and Nobel laureate, 1860-1927. ... See: Einthoven's equation, Einthoven's law, Einthoven's string galvanometer, Einthoven's triangle. ... (05 Mar 2000) ...

Einthoven's equation
Synonym for Einthoven's law ... In the electrocardiogram the potential of any wave or complex in lead II is equal to the sum of the potentials of leads I and III. ... Synonym: Einthoven's equation. ... (05 Mar 2000) ...

Einthoven's law
In the electrocardiogram the potential of any wave or complex in lead II is equal to the sum of the potentials of leads I and III. ... Synonym: Einthoven's equation. ... (05 Mar 2000) ...

Einthoven's triangle
An imaginary equilateral triangle with the heart at its centre, its equal sides representing the three standard limb leads of the electrocardiogram. ... (05 Mar 2000) ...

Eisenlohr, Carl
<person> German physician, 1847-1896. ... See: Eisenlohr's syndrome. ... (05 Mar 2000) ...

Eisenlohr's syndrome
<syndrome> Numbness and weakness in the extremities, paralysis of the lips, tongue, and palate, and dysarthria. ... (05 Mar 2000) ...

eisenmenger complex
Defect of the interventricular septum with severe pulmonary hypertension, hypertrophy of the right ventricle, and latent or overt cyanosis. ... (12 Dec 1998) ...

eisenmenger syndrome
<radiology> Pulmonary aterial hypertension, heart size normal (or slightly increased), big central pulmonary arteries with abrupt tapering, bidirectional or reversed cardiac shunt ... (12 Dec 1998) ...

Eisenmenger, Victor
<person> German physician, 1864-1932. ... See: Eisenmenger's complex, Eisenmenger's defect, Eisenmenger's disease, Eisenmenger's syndrome, Eisenmenger's tetralogy. ... (05 Mar 2000) ...

Eisenmenger's complex
The combination of ventricular septal defect with pulmonary hypertension and consequent right-to-left shunt through the defect, with or without an associated overriding aorta. ... Synonym: Eisenmenger's defect, Eisenmenger's disease, Eisenmenger's tetralogy. ... (05 Mar 2000) ...

Eisenmenger's defect
Synonym for Eisenmenger's complex ... The combination of ventricular septal defect with pulmonary hypertension and consequent right-to-left shunt through the defect, with or without an associated overriding aorta. ... Synonym: Eisenmenger's defect, Eisenmenger's disease, Eisenmenger's tetralogy. ... (05 Mar 2000) ...

Eisenmenger's disease
Synonym for Eisenmenger's complex ... The combination of ventricular septal defect with pulmonary hypertension and consequent right-to-left shunt through the defect, with or without an associated overriding aorta. ... Synonym: Eisenmenger's defect, Eisenmenger's disease, Eisenmenger's tetralogy. ... (05 Mar 2000) ...

Eisenmenger's syndrome
<syndrome> Cardiac failure with significant right to left shunt producing cyanosis due to higher pressure on the right side of the shunt. Usually due to the Eisenmenger complex, a ventricular septal defect with right ventricular hypertrophy, severe pulmonary hypertension, and frequent straddling of the defect by a misplaced aortic root. ... (0 …

Eisenmenger's tetralogy
Synonym for Eisenmenger's complex ... The combination of ventricular septal defect with pulmonary hypertension and consequent right-to-left shunt through the defect, with or without an associated overriding aorta. ... Synonym: Eisenmenger's defect, Eisenmenger's disease, Eisenmenger's tetralogy. ... (05 Mar 2000) ...

eisodic
Rarely used term for afferent. ... Origin: G. Eis, into, + hodos, a way ... (05 Mar 2000) ...

either
1. One of two; the one or the other; properly used of two things, but sometimes of a larger number, for any one. 'Lepidus flatters both, Of both is flattered; but he neither loves, Nor either cares for him.' (Shak) 'Scarce a palm of ground could be gotten by either of the three.' (Bacon) 'There have been three talkers in Great British, either of wh …

either particle flux density
The particle fluence rate, or energy flux density, the energy fluence rate of intensity. ... Compare: fluence. ... (05 Mar 2000) ...

ejaculate
1. To expel suddenly, as of semen. ... 2. Semen expelled in ejaculation. ... Origin: see ejaculation ... (05 Mar 2000) ...

ejaculatio
Synonym: ejaculation. ... Ejaculatio deficiens, absence of ejaculation. ... (05 Mar 2000) ...

ejaculatio praecox
premature ejaculation ...

ejaculatio retardata
Unusually delayed ejaculation. ... (05 Mar 2000) ...

ejaculation
A sudden act of expulsion, as of the semen. ... Origin: L. Ejaculation ... (18 Nov 1997) ...

ejaculatory
Relating to an ejaculation. ... (05 Mar 2000) ...

ejaculatory duct
The duct formed by the union of the deferent duct and the excretory duct of the seminal vesicle, which opens into the prostatic urethra. ... Synonym: ductus ejaculatorius, spermiduct. ... (05 Mar 2000) ...

ejecta
Synonym: ejection. ... Origin: L. Ntr. Pl. Of ejectus, pp. Of ejicio, to throw out ... (05 Mar 2000) ...

ejection
1. The act of ejecting or casting out; discharge; expulsion; evacuation. 'Vast ejection of ashes.' . 'The ejection of a word.' ... 2. <physiology> The act or process of discharging anything from the body, particularly the excretions. ... 3. The state of being ejected or cast out; dispossession; banishment. ... Origin: L. Ejectio: cf. F. Ejection …

ejection fraction
<cardiology> A measure of ventricular contractility, equal to normally 65 ñ 8 per cent, lower values indicate ventricular dysfunction. ... (18 Nov 1997) ...

ejection murmur
A diamond-shaped systolic murmur produced by the ejection of blood into the aorta or pulmonary artery and ending by the time of the second heart sound component produced, respectively, by closing of the aortic or pulmonic valve. ... (05 Mar 2000) ...

ejection period
Synonym for sphygmic interval ... The period in the cardiac cycle when the semilunar valves are open and blood is being ejected from the ventricles into the arterial system. ... Synonym: ejection period. ... (05 Mar 2000) ...

ejection sounds
Click-like sounds during ejection from a hypertensive aorta or pulmonary artery or associated with stenosis (particularly congenital) of the aortic or pulmonic valve. ... (05 Mar 2000) ...

EJL amidase
<enzyme> A cell wall lytic enzyme from ej-1 temperate bacteriophage of streptococcus pneumoniae; do not confuse with lyta protein of phage phius3 ... Registry number: EC 3.5.1.- ... Synonym: ejl gene product, lyta protein, streptococcus, lyta gene product, streptococcus, holin, phage 80alpha, holin, phage phi11 ... (26 Jun 1999) ...

EJP
<abbreviation> Excitatory junction potential. ... (05 Mar 2000) ...

Ejrup
Erick, 20th century Swedish internist. ... See: Ejrup manoeuvre. ... (05 Mar 2000) ...

Ejrup manoeuvre
Demonstration of collateral circulation by reduction in the prominence of activity of the greater arteries and reduced pulse volume following muscular activity. ... (05 Mar 2000) ...

eka-
<prefix> Prefix used to denote an undiscovered or just discovered element in the periodic system before a proper and official name is assigned by authorities; e.g., eka-osmium, now plutonium. ... Origin: Sanskrit eka, one ... (05 Mar 2000) ...

Ekbom
K. A., Swedish neurologist, *1907. ... See: Ekbom syndrome. ... (05 Mar 2000) ...

Ekbom syndrome
Synonym for restless legs syndrome ... <syndrome> A sense of indescribable uneasiness, twitching, or restlessness that occurs in the legs after going to bed, frequently leading to insomnia, which may be relieved temporarily by walking about; thought to be caused by inadequate circulation or as a side effect of antipsychotic medication. ... See: …

EKG
Synonym for electrocardiogram ... <cardiology, investigation> An recording of the electrical activity of the heart on a moving strip of paper. The electrocardiogram detects and records the electrical potential of the heart during contraction. ... Acronym: ECG ... (13 Nov 1997) ...

EKG trigger
eCG trigger ...

ekiri
An acute, toxic form of dysentery of infants seen in Japan and due to Shigella sonnei. ... Origin: Jap. ... (05 Mar 2000) ...

ektacytometry
<investigation> Method in which cells (usually erythrocytes) are exposed to increasing shear stress and the laser diffraction pattern through the suspension is recorded, it goes from circular to elliptical as shear increases. From these measurements a deformability index for the cells can be derived. ... (18 Nov 1997) ...

EKY
<abbreviation> Electrokymogram. ... (05 Mar 2000) ...

El Tor vibrio
A bacterium regarded as a biovar of vibrio cholerae. It was originally isolated from six pilgrims who died of dysentery or gangrene of the colon at the Tor quarantine station on the Sinai Peninsula. ... (05 Mar 2000) ...

ELA
Synonym for Establishment License Application ... <pharmacology> An application submitted concurrently with the Product License Application. The Establishment Licence Application provides data demonstrating the acceptability of the facilities and personnel for manufacturing of protein pharmaceuticals. ... Acronym: ELA ... (14 Nov 1997) ...

elaborate
1. To produce with labour 'They in full joy elaborate a sigh,' (Young) ... 2. To perfect with painstaking; to improve or refine with labour and study, or by successive operations; as, to elaborate a painting or a literary work. 'The sap is . . . Still more elaborated and exalted as it circulates through the vessels of the plant.' (Arbuthnot) ... Orig …

elaboration
1. The act or process of producing or refining with labour; improvement by successive operations; refinement. ... 2. <physiology> The natural process of formation or assimilation, performed by the living organs in animals and vegetables, by which a crude substance is changed into something of a higher order; as, the elaboration of food into ch …

Elaeophora schneideri
The bloodworm of sheep; a species of nematodes causing filarial dermatosis. ... Origin: Mod. L. Elaea, fr. G. Elaia, olive, + agnos, sheep, + phoros, to bear ... (05 Mar 2000) ...

elaidic acid
CH3(CH2)7CH==CH(CH2)7COOH; trans-9-octadecenoic acid;an unsaturated monobasic trans-isomer of oleic acid; found in ruminant fats. ... Compare: oleic acid. ... (05 Mar 2000) ...

elaiopathia
Synonym: eleopathy. ... Origin: G. Elaion, oil, + pathos, suffering ... (05 Mar 2000) ...

elaioplast
Unpigmented type of plastid modified as an oil storage organelle. ... (18 Nov 1997) ...

elaiosome
<cell biology> An appendage of a seed, usually rich in oil, not essential for the viability of the seed but attractive to animals (especially ants) as a food for larvae etc. And hence an aid to dispersal by such animals. ... Origin: Gr. Soma = body ... (09 Oct 1997) ...

ELAM-1 ligand fucosyltransferase
<enzyme> Directs the expression of an elam-1 ligand; an alpha(1,3) fucosyltransferase ... Registry number: EC 2.4.1.- ... Synonym: elft protein, elft gene product ... (26 Jun 1999) ...

eland
1. <zoology> A species of large South African antelope (Oreas canna). It is valued both for its hide and flesh, and is rapidly disappearing in the settled districts; called also Cape elk. ... 2. <zoology> The elk or moose. ... Origin: D. Eland elk, of Slav. Origin; cf. Pol. Jelen stag, Russ. Olene, Lith. Elnis; perh. Akin to E. Elk. ... So …

elapid
Any member of the snake family Elapidae. ... (05 Mar 2000) ...

elapid venoms
Venoms from snakes of the family elapidae, including cobras, kraits, mambas, coral, tiger, and Australian snakes. The venoms contain polypeptide toxins of various kinds, cytolytic, haemolytic, and neurotoxic factors, but fewer enzymes than viper or crotalid venoms. Many of the toxins have been characterised. ... (12 Dec 1998) ...

elapidae
A family of extremely venomous snakes, comprising coral snakes, cobras, mambas, kraits, and sea snakes. They are widely distributed, being found in the southern united states, south america, africa, southern asia, Australia, and the pacific islands. The elapids include three subfamilies: elapinae, hydrophiinae, and lauticaudinae. Like the viperids, …

elase
<chemical> Combination of above two lytic enzymes of bovine origin used as adjunctive therapy in monilial vaginitis; powder for enzymatic surgical wound treatment ... Chemical name: nuclease, deoxyribo-, mixt. With plasmin ... Synonym: fibrolen, fibrolan ... (26 Jun 1999) ...

elastance
A measure of the tendency of a structure to return to its original form after removal of a deforming force. In medicine and physiology, usually a measure of the tendency of a hollow viscus (e.g., lung, urinary bladder, gallbladder) to recoil toward its original dimensions upon removal of a distending or compressing force, the recoil pressure result …

elastase
<enzyme> Serine protease that will digest elastin and collagen type IV, inhibited by _ 1 protease inhibitor of plasma. ... (18 Nov 1997) ...

elastic
Susceptible of resisting and recovering from stretching, compression or distortion applied by a force. ... Origin: L. Elasticus ... (18 Nov 1997) ...

elastic artery
<anatomy, artery> A large artery, such as the aorta or pulmonary artery, which has many elastic lamella in its tunica media. ... (05 Mar 2000) ...

elastic band fixation
The stabilization of fractured segments of the jaws by means of intermaxillary elastics applied to splints or appliances. ... (05 Mar 2000) ...

elastic bandage
A bandage containing stretchable material; used to make local pressure. ... (05 Mar 2000) ...

elastic bougie
A bougie made of rubber, latex, or other similarly flexible material. ... (05 Mar 2000) ...

elastic cartilage
A cartilage in which the cells are surrounded by a territorial capsular matrix outside of which is an interterritorial matrix containing elastic fibre networks in addition to the collagen fibres and ground substance. ... Synonym: yellow cartilage. ... (05 Mar 2000) ...

elastic cone
Synonym for conus elasticus ... Thicker lower portion of the elastic membrane of the larynx, extending between the cricoid cartilage and the vocal ligaments, the latter actually being a thickening of the free, superior margin of the conus elasticus. ... Synonym: cricovocal membrane, elastic cone. ... Synonym: cricothyroid ligament. ... (05 Mar 2000) …

elastic fibres
Fibre's that are 0.2 to 2 um in diameter but may be larger in some ligaments; they branch and anastomose to form networks and fuse to form fenestrated membranes; the fibre's and membranes consist of microfibrils about 10 nm wide and an amorphous substance containing elastin. ... Synonym: yellow fibres. ... (05 Mar 2000) ...

elastic lamella
A thin sheet or membrane composed of elastic fibres; distinguished from elastic membrane, which usually refers to a condensed mass of fibres, as in an artery, whereas an elastic lamella may be a looser elastic layer such as found in a vein or the respiratory tract. ... (05 Mar 2000) ...

elastic layers of arteries
elastic laminae of arteries ...

elastic layers of cornea
See: anterior limiting layer of cornea, posterior limiting layer of cornea. ... (05 Mar 2000) ...

elastic ligature
A rubber ligature that slowly constricts, in orthodontics, a stretchable threadlike material that may be tied from a tooth to an archwire or from tooth to tooth to gain movement of these units. ... (05 Mar 2000) ...

elastic limit
The greatest stress to which a material may be subjected and still be capable of returning to its original dimensions when the forces are released. ... (05 Mar 2000) ...

elastic membrane
A membrane formed of elastic connective tissue, present as fenestrated lamellae in the coats of the arteries and elsewhere. ... (05 Mar 2000) ...

elastic skin
See: Ehlers-Danlos syndrome. ... (05 Mar 2000) ...

elastic tissue
A form of connective tissue in which the elastic fibres predominate; it constitutes the ligamenta flava of the vertebrae and the ligamentum nuchae, especially of quadrupeds; it occurs also in the walls of the arteries and of the bronchial tree, and connects the cartilages of the larynx. ... Synonym: elastica, tela elastica. ... (05 Mar 2000) ...

elastica
1. The elastic layer in the wall of an artery. ... Synonym: elastic tissue. ... (05 Mar 2000) ...

elasticin
Synonym for elastin ... <protein> Glycoprotein (70 kD) randomly coiled and cross linked to form elastic fibres that are found in connective tissue. Like collagen, the amino acid composition is unusual with 30% of residues being glycine and with a high proline content. Cross linking depends upon formation of desmosine from four lysine side grou …

elasticity
1. The quality of being elastic; the inherent property in bodies by which they recover their former figure or dimensions, after the removal of external pressure or altering force; springiness; tendency to rebound; as, the elasticity of caoutchouc; the elasticity of the air. ... 2. Power of resistance to, or recovery from, depression or overwork. Coe …

elasticoviscous
Alternate form of the commoner term viscoelastic. ... (18 Nov 1997) ...

elastin
<protein> Glycoprotein (70 kD) randomly coiled and cross linked to form elastic fibres that are found in connective tissue. Like collagen, the amino acid composition is unusual with 30% of residues being glycine and with a high proline content. Cross linking depends upon formation of desmosine from four lysine side groups. The mechanical prop …

elastofibroma
<tumour> A nonencapsulated slow-growing mass of poorly cellular, collagenous, fibrous tissue and elastic tissue; occurs usually in subscapular adipose tissue of old persons. ... Origin: G. Elastos, beaten, + L. Fibra, -oma tumour ... (05 Mar 2000) ...

elastoid degeneration
Synonym for elastosis ... 1. Degenerative change in elastic tissue. ... 2. Degeneration of collagen fibres, with altered staining properties resembling elastic tissue, or formation by fibroblast-activated ultraviolet or mast cell mediators of abnormal fibres. ... Synonym: elastoid degeneration, elastotic degeneration. ... (05 Mar 2000) ...

elastoidin
A complex collagen. ... (05 Mar 2000) ...

elastolysis
Dissolution of elastic fibres. ... Origin: elasto-+ G. Lysis, loosening, fr. Luo, to loosen ... (05 Mar 2000) ...

elastoma
A tumour-like deposit of elastic tissue. ... (05 Mar 2000) ...

elastometer
A device for measuring the elasticity of any body or of the animal tissues. ... (05 Mar 2000) ...

elastomucin
The mucoprotein of connective tissue; e.g., elastin. ... (05 Mar 2000) ...

elastomucoproteinase
<enzyme> Found as contaminant during preparation of pancreatic elastase ... Registry number: EC 3.4.99.- ... (26 Jun 1999) ...

elastonectin
<protein> Elastin binding protein (120 kD) found in extracellular matrix, produced by skin fibroblasts. ... (18 Nov 1997) ...

elastorrhexis
Fragmentation of elastic tissue in which the normal wavy strands appear shredded and clumped, and take a basophilic stain. ... Origin: G. Rhexis, rupture ... (05 Mar 2000) ...

elastosis
1. Degenerative change in elastic tissue. ... 2. Degeneration of collagen fibres, with altered staining properties resembling elastic tissue, or formation by fibroblast-activated ultraviolet or mast cell mediators of abnormal fibres. ... Synonym: elastoid degeneration, elastotic degeneration. ... (05 Mar 2000) ...

elastosis colloidalis conglomerata
Synonym for colloid milium ... Yellow papules developing in sun-damaged skin of the head and backs of the hands, composed of colloid material in the dermis resembling amyloid but with a different ultrastructure. ... Synonym: colloid acne, colloid pseudomilium, elastosis colloidalis conglomerata. ... Origin: L. Milium, millet ... (05 Mar 2000) ...

elastosis dystrophica
Synonym for angioid streaks ... Tiny breaks in the elastin-filled tissue in the back of the eye (retinae). These abnormalities are visible to the doctor during an examination using a viewing instrument called an ophthalmoscope. Angioid streaks are seen in patients with pseudoxanthoma elasticum (abbreviated PXE), a rare disorder of degeneration of th …

elastosis perforans serpiginosa
Circinate groups of asymptomatic keratotic papules; the epidermis is thickened around a central plug of dermal elastic tissue which is extruded through the epidermis. ... (05 Mar 2000) ...

elastotic degeneration
Synonym for elastosis ... 1. Degenerative change in elastic tissue. ... 2. Degeneration of collagen fibres, with altered staining properties resembling elastic tissue, or formation by fibroblast-activated ultraviolet or mast cell mediators of abnormal fibres. ... Synonym: elastoid degeneration, elastotic degeneration. ... (05 Mar 2000) ...

elater
An elongated, spirally thickened, water-attracting cell in the capsule of a liverwort, derived from sporogenous tissue and assisting in spore dispersal. ... (09 Oct 1997) ...