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

Da Fano's stain
<technique> A silver stain that produces a blackening of Golgi elements after tissues are fixed in a mixture of nitrate and formalin. ... (05 Mar 2000) ...

DA pregnancy test
Direct agglutination latex test for pregnancy. ... See: immunologic pregnancy test. ... (05 Mar 2000) ...

Da Vinci, Leonardo
<person> Renaissance artists began to study the human body with great interest and sever their relations from stylised medical art, thus the progress of teaching anatomy was correlated to art. Artists even bought their pigments from the apothecaries and so became closer with the physicians. ... A Veronese anatomist, Marc Antonia Della Torre (1 …

Daae, Anders
<person> Norwegian physician, 1838-1910. ... See: Daae's disease. ... (05 Mar 2000) ...

Daae's disease
Synonym for epidemic pleurodynia ... An acute infectious disease usually occurring in epidemic form, characterised by paroxysms of pain, usually in the chest, and associated with strains of Enterovirus coxsackievirus type B. ... Synonym: benign dry pleurisy, Bornholm disease, Daae's disease, devil's grip, diaphragmatic pleurisy, epidemic benign dry p …

dabs
Antibodies that have only one protein chain, derived from only one of the domains of the antibody structure. While whole antibodies have two pairs of protein chains, and need to be engineered with two genes, dabs offer a way to clone antibody-like molecules into bacteria more easily and efficiently. ... (14 Nov 1997) ...

dacarbazine
<chemical> An antineoplastic agent with significant activity against melanomas. ... Pharmacological action: antineoplastic agent. ... Chemical name: 1H-Imidazole-4-carboxamide, 5-(3,3-dimethyl-1-triazenyl)- ... (12 Dec 1998) ...

dace
<zoology> A small European cyprinoid fish (Squalius leuciscus or Leuciscus vulgaris); called also dare. ... In America the name is given to several related fishes of the genera Squalius, Minnilus, etc. The black-nosed dace is Rhinichthys atronasus the horned dace is Semotilus corporalis. For red dace, see Redfin. ... Origin: Written also dare, …

DaCosta, Jacob
<person> U.S. Surgeon, 1833-1900. ... See: DaCosta's syndrome. ... (05 Mar 2000) ...

DaCosta's syndrome
Synonym for neurocirculatory asthenia ... A clinical syndrome characterised by palpitation, shortness of breath, labored breathing, subjective complaints of effort and discomfort, all following slight exertion. Other symptoms may be dizziness, tremulousness, sweating, and insomnia. Neurocirculatory asthenia is most typically seen as a form of anxiet …

dacryadenitis
Synonym for dacryoadenitis ... <pathology> Inflammation of the lacrimal gland, most often secondary to bacterial infection of the lacrimal gland, common seen in younger children with plugging or stenosis of the lacrimal duct. ... (27 Sep 1997) ...

dacryo-
Tears; lacrimal sac or duct. ... Origin: G. Dakryon, tear ... (05 Mar 2000) ...

dacryoadenitis
<pathology> Inflammation of the lacrimal gland, most often secondary to bacterial infection of the lacrimal gland, common seen in younger children with plugging or stenosis of the lacrimal duct. ... (27 Sep 1997) ...

dacryoblennorrhoea
A chronic discharge of mucus from a lacrimal sac. ... Origin: dacryo-+ G. Blenna, mucus, + rhoia, flow ... (05 Mar 2000) ...

dacryocele
Synonym for dacryocystocele ... Enlargement of the lacrimal sac with fluid. ... Synonym: dacryocele. ... Origin: dacryocyst + G. Kele, hernia ... (05 Mar 2000) ...

dacryocyst
Synonym: lacrimal sac. ... Origin: dacryo-+ G. Kystis, sac ... (05 Mar 2000) ...

dacryocystalgia
Pain in the lacrimal sac. ... Origin: dacryocyst + G. Algos, pain ... (05 Mar 2000) ...

dacryocystectomy
<procedure> Surgical removal of the lacrimal sac. ... Origin: dacryocyst + G. Ektome, excision ... (05 Mar 2000) ...

dacryocystitis
<pathology> Inflammation of the lacrimal gland. ... (27 Sep 1997) ...

dacryocystocele
Enlargement of the lacrimal sac with fluid. ... Synonym: dacryocele. ... Origin: dacryocyst + G. Kele, hernia ... (05 Mar 2000) ...

dacryocystogram
A radiograph of the lacrimal apparatus obtained (after injection of radiopaque substances) for the purpose of determining the presence of and localizing a site of obstruction; this procedure has been largely replaced by the CT and MRI. ... Origin: dacryocyst + G. Gramma, a writing ... (05 Mar 2000) ...

dacryocystorhinostomy
<procedure> Surgical fistulization of the lacrimal sac for external drainage of an obstructed nasolacrimal duct. ... (12 Dec 1998) ...

dacryocystotomy
<procedure> Incision of the lacrimal sac. ... Origin: dacryocyst + G. Tome, incision ... (05 Mar 2000) ...

dacryohemorrhoea
Bloody tears. ... Origin: dacryo-+ G. Haima, blood, + rhoia, flow ... (05 Mar 2000) ...

dacryolith
A concretion in the lacrimal apparatus. ... Synonym: lacrimal calculus, ophthalmolith, tear stone. ... Origin: dacryo-+ G. Lithos, stone ... (05 Mar 2000) ...

dacryolithiasis
The formation and presence of dacryoliths. ... (05 Mar 2000) ...

dacryon
The point of junction of the frontomaxillary and lacrimomaxillary sutures on the medial wall of the orbit.See figure under craniometric points. ... Origin: G. A tear ... (05 Mar 2000) ...

dacryops
1. Excess of tears in the eye. ... 2. A cyst of a duct of the lacrimal gland. ... Origin: dacryo-+ G. Ops, eye ... (05 Mar 2000) ...

dacryopyorrhoea
The discharge of tears containing leukocytes. ... Origin: dacryo-+ G. Pyon, pus, + rhoia, flow ... (05 Mar 2000) ...

dacryorrhoea
<clinical sign> An excessive secretion of tears. ... (27 Sep 1997) ...

dacryostenosis
<ophthalmology> A blocked nasolacrimal duct which normally carries tears from the eyes to the nose. ... Commonly seen in infants, but usually resolves spontaneously by age 2-3. In adults blockage can occur from chronic sinusitis or trauma. A gentle massage of the lacrimal gland 2-3 times a day for several months may reopen the tear duct. ... (2 …

dactinomycin
<chemical> An antitumour antibiotic derived from streptomyces parvullus. It binds to DNA and inhibits RNA synthesis (transcription), with chain elongation more sensitive than initiation, termination, or release. As a result of impaired mRNA production, protein synthesis also declines after dactinomycin therapy. ... Pharmacological action: anti …

dactyl
1. A poetical foot of three sylables (y e e), one long followed by two short, or one accented followed by two unaccented; as, L. Tegmine, E. Mer'ciful; so called from the similarity of its arrangement to that of the joints of a finger. ... Alternative forms: dactyle. ... 2. <zoology> A finger or toe; a digit. The claw or terminal joint of a leg …

dactylagra
An obsolete term meaning gout for the fingers. ... Origin: dactyl-+ G. Agra, seizure ... (05 Mar 2000) ...

dactylalgia
Pain in the fingers. ... Synonym: dactylodynia. ... Origin: dactyl-+ G. Algos, pain ... (05 Mar 2000) ...

Dactylaria
A genus of dematiaceous soil-dwelling fungi. Dactylaria gallopava is a causative agent of phaeohyphomycosis in chickens and turkeys. ... Origin: G. Daktylos, finger ... (05 Mar 2000) ...

dactyledema
Oedema of the finger. ... Origin: dactyl-+ G. Oidema, swelling ... (05 Mar 2000) ...

dactylo-
Dactyl- ... The fingers, and (less often) toes.digit. ... Origin: G. Daktylos, finger ... (05 Mar 2000) ...

dactylocampsis
Permanent flexion of the fingers. ... Origin: dactylo-+ G. Kampsis, bending ... (05 Mar 2000) ...

dactylocampsodynia
Painful contraction of one or more fingers. ... Origin: dactylo-+ G. Kampsis, a bending, + odyne, pain ... (05 Mar 2000) ...

dactylodynia
Synonym for dactylalgia ... Pain in the fingers. ... Synonym: dactylodynia. ... Origin: dactyl-+ G. Algos, pain ... (05 Mar 2000) ...

dactylogryposis
Contraction of the fingers. ... Origin: dactylo-+ G. Gryposis, a crooking ... (05 Mar 2000) ...

dactylology
The use of the finger alphabet in talking. ... Synonym: cheirology, chirology, chirology. ... Origin: dactylo-+ G. Logos, word ... (05 Mar 2000) ...

dactylomegaly
Synonym: megadactyly. ... Origin: dactylo-+ G. Megas, large ... (05 Mar 2000) ...

dactyloscopy
An examination of the markings in prints made from the fingertips; employed as a method of personal identification. ... See: Galton's system of classification of fingerprints. ... Origin: dactylo-+ G. Skopeo, to examine ... (05 Mar 2000) ...

dactylospasm
Spasmodic contraction of the fingers or toes. ... (05 Mar 2000) ...

dactylus
Synonym: digit. ... Origin: G. Daktylos ... (05 Mar 2000) ...

dacuronium
A nondepolarising steroid neuromuscular blocking agent with more rapid onset and shorter duration of action than pancuronium. ... (05 Mar 2000) ...

daddy longlegs
1. <zoology> An arachnidan of the genus Phalangium, and allied genera, having a small body and four pairs of long legs; called also harvestman, carter, and grandfather longlegs. ... 2. <zoology> A name applied to many species of dipterous insects of the genus Tipula, and allied genera, with slender bodies, and very long, slender legs; th …

daedalian
1. Cunningly or ingeniously formed or working; skillful; artistic; ingenious. 'Our bodies decked in our daedalian arms.' (Chapman) 'The daedal hand of Nature.' (J. Philips) 'The doth the daedal earth throw forth to thee, Out of her fruitful, abundant flowers.' (Spenser) ... 2. Crafty; deceitful. ... Origin: L. Daedalus cunningly wrought, fr. Gr.; cf. …

daffodil
<botany> A plant of the genus Asphodelus. ... A plant of the genus Narcissus (N. Pseudo-narcissus). It has a bulbous root and beautiful flowers, usually of a yellow hue. Called also daffodilly, daffadilly, daffadowndilly, daffydowndilly, etc. 'With damasc roses and daffadowndillies set.' (Spenser) 'Strow me the ground with daffadowndillies, An …

dag
A loose end; a dangling shred. 'Daglocks, clotted locks hanging in dags or jags at a sheep's tail.' (Wedgwood) ... Origin: OE. Dagge (cf. Dagger); or cf. AS. Dag what is dangling. ... 1. A dagger; a poniard. ... 2. A large pistol formerly used. 'The Spaniards discharged their dags, and hurt some.' (Foxe) 'A sort of pistol, called dag, was used about t …

dagestan
One of the former associated soviet socialist republics, situated on the caspian sea in southwest russia. ... (12 Dec 1998) ...

dagga
Leaves of Leonotis leonurus, a plant found in South Africa, where it is smoked like tobacco with mild sedative effect; a term mistakenly applied to Indian hemp, Cannabis sativa. ... Origin: aborigines' term ... (05 Mar 2000) ...

dagger
1. A short weapon used for stabbing. This is the general term: cf. Poniard, Stiletto, Bowie knife, Dirk, Misericorde, Anlace. ... 2. A mark of reference in the form of a dagger ['] It is the second in order when more than one reference occurs on a page; called also obelisk. ... <zoology> Dagger moth, any moth of the genus Apatalea. The larvae a …

Dagnini
Giuseppe, Italian physician, 1866-1928. ... See: Aschner-Dagnini reflex. ... (05 Mar 2000) ...

daguerreotype
1. An early variety of photograph, produced on a silver plate, or copper plate covered with silver, and rendered sensitive by the action of iodine, or iodine and bromine, on which, after exposure in the camera, the latent image is developed by the vapor of mercury. ... 2. The process of taking such pictures. ... Origin: From Daguerre the inventor + - …

DAH
<abbreviation> Disordered action of heart. ... (05 Mar 2000) ...

dahllite
CaCO3-2Ca3(PO4)2;a naturally occurring calcium phosphate, similar in structure to the mineral portions of bones and teeth. ... Synonym: podolite. ... (05 Mar 2000) ...

daily dose
The total amount of a remedy that is to be taken within 24 hours. ... (05 Mar 2000) ...

daintiness
The quality of being dainty; nicety; niceness; elegance; delicacy; deliciousness; fastidiousness; squeamishness. 'The daintiness and niceness of our captains' (Hakluyt) 'More notorious for the daintiness of the provision . . . Than for the massiveness of the dish.' (Hakewill) 'The duke exeeded in the daintiness of his leg and foot, and the earl in …

dainty
Origin: OE. Deinie, dainte, deintie, deyntee, OF. Deintie delicacy, orig, dignity, honor, fr. L. Dignitas, fr. Dignus worthy. See Deign, and cf. Dignity. ... 1. Value; estimation; the gratification or pleasure taken in anything. 'I ne told no deyntee of her love.' (Chaucer) ... 2. That which is delicious or delicate; a delicacy. 'That precious nectar …

dairy products
Raw and processed or manufactured milk and milk-derived products. These are usually from cows (bovine) but are also from goats, sheep, reindeer, and water buffalo. ... (12 Dec 1998) ...

daisy
Origin: OE. Dayesye, AS. Daegeseage day's eye, daisy. See Day, and Eye. ... <botany> A genus of low herbs (Bellis), belonging to the family Compositae. The common English and classical daisy is B. Prennis, which has a yellow disk and white or pinkish rays. ... The whiteweed (Chrysanthemum Leucanthemum), the plant commonly called daisy in North …

Dakin
Henry, U.S. Chemist, 1880-1952. ... See: Dakin's fluid, Dakin's solution, Dakin-Carrel treatment. ... (05 Mar 2000) ...

Dakin-Carrel treatment
Synonym for Carrel's treatment ... Treatment of wound surfaces by intermittent flushing with Dakin's solution. ... Synonym: Dakin-Carrel treatment. ... (05 Mar 2000) ...

Dakin's fluid
Synonym for Dakin's solution ... A bactericidal wound irrigant. ... Synonym: Dakin's fluid. ... (05 Mar 2000) ...

Dakin's solution
A bactericidal wound irrigant. ... Synonym: Dakin's fluid. ... (05 Mar 2000) ...

dalapon
<chemical> A herbicide that is used mainly to kill grasses, it was a major part of Agent Orange, a defoliant used in the Vietnam War. ... (09 Oct 1997) ...

Dale
Sir Henry Hallett, English physiologist and Nobel laureate, 1875-1968. ... See: Dale reaction, Dale-Feldberg law, Schultz-Dale reaction. ... (05 Mar 2000) ...

Dale reaction
Synonym for Schultz-Dale reaction ... The contraction of an excised intestinal loop (Schultz) or of an excised strip of virginal uterus (Dale) from a sensitised animal (guinea pig) which occurs when the tissue is exposed to the specific antigen. ... (05 Mar 2000) ...

Dale-Feldberg law
An identical chemical transmitter is liberated at all the functional terminals of a single neuron. ... (05 Mar 2000) ...

Dalen
Johan A., Swedish ophthalmologist, 1866-1940. ... See: Dalen-Fuchs nodules. ... (05 Mar 2000) ...

Dalen-Fuchs nodules
Collections of epithelial cells lying between Bruch's membrane and the retinal pigment epithelium in sympathetic ophthalmia and rarely in other granulomatous intraocular inflammations. ... (05 Mar 2000) ...

Dalgarno
Lynn, contemporary Australian molecular biologist. ... (05 Mar 2000) ...

Dalrymple
John, English oculist, 1804-1852. ... See: Dalrymple's sign. ... (05 Mar 2000) ...

Dalrymple's sign
<clinical sign> Retraction of the upper eyelid in Graves' disease, causing abnormal wideness of the palpebral fissure. ... (05 Mar 2000) ...

dalton
<unit> A unit of mass that equals the weight of a hydrogen atom, or 1.657 x10-24 grams. ... Named for John Dalton, an early nineteenth century British chemist who proposed the atomic theory of matter. ... (09 Oct 1997) ...

Dalton-Henry law
In dissolving a mixture of gases, a liquid will absorb as much of each gas in the mixture as if that were the only gas dissolved. ... (05 Mar 2000) ...

Dalton, John
<person>English chemist, mathematician, and natural philosopher, 1766-1844. ... See: Dalton's law, Dalton-Henry law, daltonian, daltonism. ... (05 Mar 2000) ...

Dalton's law
Each gas in a mixture of gases exerts a pressure proportionate to the percentage of the gas and independent of the presence of the other gases present. ... Synonym: law of partial pressures. ... (05 Mar 2000) ...

daltonian
1. Attributed to or described by John Dalton. ... 2. Pertaining to daltonism. ... (05 Mar 2000) ...

dam
1. A female parent; used of beasts, especially of quadrupeds; sometimes applied in contempt to a human mother. 'Our sire and dam, now confined to horses, are a relic of this age (13th century) . . . .Dame is used of a hen; we now make a great difference between dame and dam.' (T. L. K. Oliphant) 'The dam runs lowing up end down, Looking the way her …

dam gene
<molecular biology> A gene that codes for the synthesis of a DNA adenine methylase. ... (09 Oct 1997) ...

dam methylase
<enzyme> An enzyme responsible for the methylation of adenine residues in specific sequences. ... Synonym: deoxyadenosine methylase. ... (05 Mar 2000) ...

Dam methyltransferase
<enzyme> From E coli; recognises gatc sequences in E coli k12 DNA and methylates adenosine; not part of the modification system; has been sequenced ... Registry number: EC 2.1.1.- ... Synonym: eco dam methylase, p1 dam methylase, t4 dam methylase, t2 dam methylase, dam methylase, dam gene protein, k-12 DNA adenine methylase ... (26 Jun 1999) ...

Dam unit
A unit of activity of vitamin K; the smallest amount of vitamin K, per gram of chick per day, capable of producing normal coagulability in the blood of K-avitaminotic chicks after 3 days of oral administration. ... (05 Mar 2000) ...

Dam, C P Henrik
<person>Danish biochemist and Nobel laureate, 1895-1976. ... See: Dam unit. ... (05 Mar 2000) ...

damage
1. Injury or harm to person, property, or reputation; an inflicted loss of value; detriment; hurt; mischief. 'He that sendeth a message by the hand of a fool cutteth off the feet and drinketh damage.' (Prov. Xxvi. 6) 'Great errors and absurdities many commit for want of a friend to tell them of them, to the great damage both of their fame and fortu …

Damalinia
A genus of biting lice containing a number of species found on domestic and wild animals; they are all highly host-specific, one species being confined to each species of mammal. ... See: Bovicola, Trichodectes. ... (05 Mar 2000) ...

damascus
A city of Syria. Damascus blade, a sword or scimiter, made chiefly at Damascus, having a variegated appearance of watering, and proverbial for excellence. Damascus iron, or Damascus twist, metal formed of thin bars or wires of iron and steel elaborately twisted and welded together; used for making gun barrels, etc, of high quality, in which the sur …

damask
1. Pertaining to, or originating at, the city of Damascus; resembling the products or manufactures of Damascus. ... 2. Having the colour of the damask rose. 'But let concealment, like a worm i' the bud, Feed on her damask cheek.' (Shak) Damask colour, a deep rose-colour like that of the damask rose. Damask plum, a small dark-coloured plum, generally …

dame
1. A mistress of a family, who is a lady; a womam in authority; especially, a lady. 'Then shall these lords do vex me half so much, As that proud dame, the lord protector's wife.' (Shak) ... 2. The mistress of a family in common life, or the mistress of a common school; as, a dame's school. 'In the dame's classes at the village school.' ... 3. A woma …

dammar
A resin resembling copal, obtained from various species of Shorea (family Dipterocarpaceae) in the East Indies; used, dissolved in chloroform, for mounting microscopic specimens. ... Origin: Hind. Damar, resin ... (05 Mar 2000) ...

dammara
An oleoresin used in making varnishes; dammar gum; dammara resin. It is obtained from certain resin trees indigenous to the East Indies, especially. Shorea robusta and the dammar pine. ... <botany> Dammar pine,, a tree of the Moluccas (Agathis, or Dammara, orientalis), yielding dammar. ... Origin: Jav. & Malay. Damar. ... <botany> A la …

damn
1. To condemn; to declare guilty; to doom; to adjudge to punishment; to sentence; to censhure. 'He shall not live; look, with a spot I damn him.' (Shak) ... 2. To doom to punishment in the future world; to consign to perdition; to curse. ... 3. To condemn as bad or displeasing, by open expression, as by denuciation, hissing, hooting, etc. 'You are no …

damnation
1. The state of being damned; condemnation; openly expressed disapprobation. ... 2. Condemnation to everlasting punishment in the future state, or the punishment itself. 'How can ye escape the damnation of hell?' (Matt. Xxiii. 33) 'Wickedness is sin, and sin is damnation.' (Shak) ... 3. A sin daserving of everlasting punishment. 'The deep damnation o …

damp
1. Moisture; humidity; fog; fogginess; vapor. 'Night . . . With black air Accompanied, with damps and dreadful gloom.' (Milton) ... 2. Dejection; depression; cloud of the mind. 'Even now, while thus I stand blest in thy presence, A secret damp of grief comes o'er my soul.' (Addison) 'It must have thrown a damp over your autumn excursion.' (J. D. For …

damping
Bringing a mechanism to rest with minimal oscillation; e.g., in echocardiography, electrical or mechanical loading to reduce duration of echo, transmitter pulse, and transmitter complex. ... Origin: M.E. Damp, poisonous vapor ... (05 Mar 2000) ...

damsel
1. A young person, either male or female, of noble or gentle extraction; as, Damsel Pepin; Damsel Richard, Prince of Wales. ... 2. A young unmarried woman; a gerl; a maiden. 'With her train of damsels she was gone, In shady walks the scorching heat to shum.' (Dryden) 'Sometimes a troop of damsels glad, . . . Goes by to towered Cameleot.' (Tennyson)< …