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mondofacto - Online Medical Dictionary
Category: Health and Medicine > Medical Dictionary
Date & country: 26/01/2008, UK
Words: 116197
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Flegel's diseaseSynonym for hyperkeratosis lenticularis perstans ... Small keratotic papules on the dorsa of the feet and legs, and occasionally elsewhere, with pinpoint keratotic papules of the palms and soles; onset in the fourth and fifth decades; possibly an autosomal dominant trait. ... Synonym: Flegel's disease. ... (05 Mar 2000) ...
flegmonSynonym for phlegmon ... 1. <dermatology> A spreading, diffuse inflammatory reaction to infection with microaerophilic streptococci, which forms a suppurative or gangrenous and undermining lesion that may extend into deep subcutaneous tissues and muscles, creating multiple small pockets of pus. ... Synonym: phlegmonous cellulitis. ... Compare: c …
Fleisch, Alfred<person> Swiss physician and physiologist, *1892. ... See: Fleisch pneumotachograph. ... (05 Mar 2000) ...
Fleischer-Strumpell ringSynonym for Kayser-Fleischer ring ... A greenish yellow pigmented ring encircling the cornea just within the corneoscleral margin, seen in hepatolenticular degeneration, due to copper deposited in Descemet's membrane. ... Synonym: Fleischer-Strumpell ring. ... (05 Mar 2000) ...
Fleischer, Bruno<person> German ophthalmologist, 1874-1965. ... See: Fleischer's ring, Fleischer's vortex, Kayser-Fleischer ring, Fleischer-Strumpell ring. ... (05 Mar 2000) ...
Fleischer's ringAn incomplete ring often present at the base of the keratoconus cone; it may be yellow or greenish from deposition of haemosiderin. ... (05 Mar 2000) ...
Fleischer's vortexSynonym for cornea verticillata ... Congenital whorl-like opacities in the cornea. ... Synonym: Fleischer's vortex. ... (05 Mar 2000) ...
Fleischmann, Friedrich Ludwig<person> 19th century German anatomist. ... See: sublingual bursa. ... (05 Mar 2000) ...
Fleischmann's bursaSynonym for sublingual bursa ... <anatomy> An inconstant serous bursa at the level of the frenulum linguae, between the surface of the genioglossus muscle and the mucous membrane of the floor of the mouth. ... Synonym: bursa sublingualis, Fleischmann's bursa. ... (05 Mar 2000) ...
fleischner lines<radiology> Long line shadows (fibrotic scar) from invagination of pleura at the base of the collapse resulting in pseudofissure, seen in pulmonary infarction ... (12 Dec 1998) ...
fleischner sign<radiology> Wide gap between thickened patulous ileocaecal valve and narrowed ulcerated terminal ileum, inverted umbrella defect, associated with tuberculous involvement of the ileocaecum ... (12 Dec 1998) ...
Fleischner, FelixAustrian-American radiologist, 1893-1969. ... See: Fleischner lines. ... (05 Mar 2000) ...
Fleitmann, Theodore<person> 19th century German chemist. ... See: Fleitmann's test. ... (05 Mar 2000) ...
Fleitmann's testA test for arsenic; hydrogen is generated in a test tube containing the suspected fluid; the fluid is heated and a piece of filter paper moistened with silver nitrate solution is held over the top; if arsenic is present, the moistened paper is blackened. ... (05 Mar 2000) ...
Fleming, Alexander<person> This native of Scotland studied medicine at St. Mary's Hospital Medical School in London, where he won almost every prize and scholarship prize available. He graduated with honors in 1908 and 20 years later became Professor of Bacteriology at his alma mater. ... During World War I, he devoted his interest to problems of infection and …
Flemming, Walther<person> German anatomist, 1843-1905. ... See: intermediate body of Flemming, germinal centre of Flemming, Flemming's fixative, Flemming's triple stain. ... (05 Mar 2000) ...
Flemming's fixativeA mixture of chromic acid, osmic acid, and acetic acid that makes an excellent cytoplasmic and chromosomal fixative, especially when acetic acid is omitted; disadvantages are that it penetrates poorly, requires lengthy washing, and deterioriates rapidly. ... (05 Mar 2000) ...
Flemming's triple stain<technique> A stain comprised of safranin, methyl violet, and orange G. ... (05 Mar 2000) ...
fleroxacin<chemical> 6,8-difluoro-1-(2-fluoroethyl)-1,4-dihydro-7-(4-methyl-1-piperazinyl)-4-oxo-3-quinolinecarboxylic acid. A third-generation fluoroquinolone derivative with a broad antimicrobial spectrum. The drug strongly inhibits the DNA-supercoiling activity of DNA gyrase which may account for its antibacterial activity. ... Pharmacological action …
Flesch formulaA method of determining the difficulty of a written passage by a formulation that provides an estimate of how many people in the U.S. Would be able to read and understand the passage; used in determining patient comprehension of hospital consent forms. ... (05 Mar 2000) ...
Flesch, Rudolf<person> Austrian educator, *1911. ... See: Flesch formula. ... (05 Mar 2000) ...
flesh1. The aggregate of the muscles, fat, and other tissues which cover the framework of bones in man and other animals; especially, the muscles. ... In composition it is mainly albuminous, but contains in adition a large number of crystalline bodies, such as creatine, xanthin, hypoxanthin, carnin, etc. It is also rich in phosphate of potash. ... 2. Anim …
flesh-eating bacteriaA strain of Group A streptococcus which, in severe cases, can destroy tissue as fast as surgeons can cut it out. The rapid destruction of tissue caused by these bacteria is localised, so it is unlikely to be caused by a general overstimulation of the immune system by, for example: superantigen exotoxin A. Instead, the invasive strains of strep A pr …
fleshfliesMembers of the order Diptera, whose larvae (maggots) develop in putrefying or living tissues. Maggots of the latter group produce myiasis; these include screw-worms (both primary and secondary invaders); wool maggots of sheep; botflies or skin maggots of man and domestic animals (including warble or heel flies); head or nasal botflies of sheep and …
fleshly1. Of or pertaining to the flesh; corporeal. 'Fleshly bondage.' ... 2. Animal; notvegetable. ... 3. Human; not celestial; not spiritual or divine. 'Fleshly wisdom.' 'Much ostentation vain of fleshly arm And fragile arms.' (Milton) ... 4. Carnal; wordly; lascivious. 'Abstain from fleshly lusts, which war against the soul.' (1 Pet. Ii. 11) ... Origin: AS …
fleshy moleA uterine mass occurring after foetal death and consisting of blood clots, foetal membranes, and placenta. ... Synonym: blood mole, carneous mole. ... (05 Mar 2000) ...
fleshy polypSynonym for myomatous polyp ... A polyp that consists of benign neoplastic tissue derived from nonstriated (smooth) muscle. ... Synonym: fleshy polyp. ... (05 Mar 2000) ...
Fletcher factorSynonym for prekallikrein ... <chemical> A plasma protein which is the precursor of kallikrein. Plasma that is deficient in prekallikrein has been found to be abnormal in thromboplastin formation, kinin generation, evolution of a permeability globulin, and plasmin formation. The absence of prekallikrein in plasma leads to fletcher factor defic …
fleur-de-lisOrigin: F, flower of the lily. Cf. Flower-de-luce, Lily. ... 1. <botany> The iris. See Flower-de-luce. ... 2. A conventional flower suggested by the iris, and having a form which fits it for the terminal decoration of a scepter, the ornaments of a crown, etc. It is also a heraldic bearing, and is identified with the royal arms and adornments of …
flexTo bend; to move a joint in such a direction as to approximate the two parts which it connects. ... Origin: L. Flecto, pp. Flexus, to bend ... (05 Mar 2000) ...
Flexibase<chemical> Soft denture liner ... (26 Jun 1999) ...
flexibilitas cereaThe rigidity of catalepsy which may be overcome by slight external force, but which returns at once, holding the limb firmly in the new position. ... Origin: L. Waxy flexibility ... (05 Mar 2000) ...
flexible1. Capable of being flexed or bent; admitting of being turned, bowed, or twisted, without breaking; pliable; yielding to pressure; not stiff or brittle. 'When the splitting wind Makes flexible the knees of knotted oaks.' (Shak) ... 2. Willing or ready to yield to the influence of others; not invincibly rigid or obstinate; tractable; manageable; duct …
flexible collodionA mixture of camphor, castor oil, and collodion, or a mixture of castor oil, Canada turpentine, and collodion, used for the same purposes as collodion, but its film possesses the advantage, for certain conditions, of not contracting. ... (05 Mar 2000) ...
fleximeterSynonym for goniometer ... 1. An instrument for measuring angles. ... 2. An appliance for the static test of labyrinthine disease, which consists of a plank, one end of which may be raised to any desired height; as one end of the plank is gradually raised, the point at which a patient loses balance is noted. ... 3. A calibrated device designed to meas …
flexion<gynaecology> A displacement of the uterus in which the organ is bent so far forward or backward that an acute angle forms between the fundus and the cervix. ... Origin: L. Flexio ... (18 Nov 1997) ...
flexion creaseA permanent crease in the skin on the flexor aspect of a movable joint. ... (05 Mar 2000) ...
Flexner, Simon<person> U.S. Pathologist, 1863-1946. ... See: Flexner's bacillus. ... (05 Mar 2000) ...
Flexner's bacillusSynonym for shigella flexneri ... A bacterium which is one of the aetiologic agents of bacillary dysentery (dysentery, bacillary) and sometimes of infantile gastroenteritis. ... (12 Dec 1998) ...
flexor carpi radialis<anatomy, muscle> Origin, common flexor origin of the medial condyle of humerus; insertion, anterior surface of the base of the second and most often sending a slip to that of the third metacarpal bone; action, flexes and abducts wrist radialward; nerve supply, median; its tendon travels in its own canal roofed by a layer of the transverse ca …
flexor carpi ulnaris<anatomy, muscle> Origin, humeral head from medial condyle of humerus, ulnar head from olecranon and upper three-fifths of posterior border of ulna; insertion, pisiform bone, but is continued to the fifth metacarpal bone via the pisometacarpal ligament; action, flexes and abducts wrist ulnarward; nerve supply, ulnar. ... Synonym: musculus flex …
flexor digitorum brevis<anatomy, muscle> Origin, medial tubercle of calcaneus and central portion of plantar fascia; insertion, middle phalanges of four lateral toes by tendons perforated by those of the flexor longus; action, flexes lateral four toes; nerve supply, medial plantar. ... Synonym: musculus flexor digitorum brevis, musculus flexor brevis digitorum, shor …
flexor digitorum longus<anatomy, muscle> Origin, middle third of posterior surface of tibia; insertion, by four tendons, perforating those of the flexor brevis, into bases of distal phalanges of four lateral toes; action, flexes second to fifth toes; nerve supply, tibial nerve. ... Synonym: musculus flexor digitorum longus, long flexor muscle of toes, musculus flexo …
flexor digitorum profundus<anatomy, muscle> Origin, anterior surface of upper third of ulna; insertion, by four tendons, piercing those of the superficialis, into base of distal phalanx of each finger; action, flexes distal interphalangeal joint of fingers; nerve supply, ulnar and median (anterior interosseous muscle). ... Synonym: musculus flexor digitorum profundus, …
flexor digitorum superficialis<anatomy, muscle> Origin, humeroulnar head from the medial epicondyle of the humerus, the medial border of the coronoid process, and a tendinous arch between these points, radial head from the oblique line and middle third of the lateral border of the radius; insertion, by four split tendons, passing to either side of the profundus tendons, i …
flexor hallucis brevis<anatomy, muscle> Origin, medial surface of cuboid and middle and lateral cuneiform bones; insertion, by two tendons, embracing that of the flexor longus hallucis, into the sides of the base of the proximal phalanx of the great toe; action, flexes great toe; nerve supply, medial and lateral plantar. ... Synonym: musculus flexor hallucis brevis …
flexor hallucis longus<anatomy, muscle> Origin, lower two-thirds of posterior surface of fibula; insertion, base of distal phalanx of great toe; action, flexes great toe; nerve supply, medial plantar. ... Synonym: musculus flexor hallucis longus, long flexor muscle of great toe, musculus flexor longus hallucis. ... (05 Mar 2000) ...
flexor pollicis brevis<anatomy, muscle> Origin, superficial portion from flexor retinaculum of wrist, deep portion from ulnar side of first metacarpal bone; insertion, base of proximal phalanx of thumb; action, flexes proximal phalanx of thumb; nerve supply, median (superficial head) and deep branch of ulnar (deep head). Some authors consider the deep head to be t …
flexor pollicis longus<anatomy, muscle> Origin, anterior surface of middle third of radius; insertion, distal phalanx of thumb; action, flexes distal phalanx of thumb; nerve supply, median palmar interosseous. ... Synonym: musculus flexor pollicis longus, long flexor muscle of thumb, musculus flexor longus pollicis. ... (05 Mar 2000) ...
flexor reflexFlexion of ankle, knee, and hip when the foot is painfully stimulated; the crossed extension reflex occurs in association with it. ... Synonym: defense reflex, nociceptive reflex, withdrawal reflex. ... (05 Mar 2000) ...
flexor retinaculumSynonym for transverse carpal ligament ... <anatomy> A strong fibrous band crossing the front of the carpus and binding down the flexor tendons of the digits and the flexor carpi radialis tendon and the median nerve; in so doing it creates the carpal tunnel. ... Synonym: retinaculum flexorum, deep part of flexor retinaculum, flexor retinaculum, …
flexor retinaculum of forearmSynonym for antebrachial flexor retinaculum ... Thickening of distal antebrachial fascia just proximal to radiocarpal (wrist) joint. Continuous with extensor retinaculum at margins of forearm. This structure is distinct from the transverse carpal ligament, commonly called 'the flexor retinaculum,' which forms the roof of the carpal tunnel. ... Synony …
flexor retinaculum of lower limbA wide band passing from the medial malleolus to the medial and upper border of the calcaneus and to the plantar surface as far as the navicular bone; it holds in place the tendons of the tibialis posterior, flexor digitorum longus, and flexor hallucis longus. ... Synonym: retinaculum musculorum flexorum, laciniate ligament, ligamentum laciniatum, r …
flexuousBent from side to side in a zig-zag form. ... (09 Oct 1997) ...
flexuraSynonym: flexure. ... Origin: L. A bending ... (05 Mar 2000) ...
flexura coli dextraSynonym for right colic flexure ... The bend of the colon at the juncture of its ascending and transverse portions. ... Synonym: flexura coli dextra, hepatic flexure. ... (05 Mar 2000) ...
flexura coli sinistraSynonym for left colic flexure ... The bend at the junction of the transverse and descending colon. ... Synonym: flexura coli sinistra, splenic flexure. ... (05 Mar 2000) ...
flexura duodeni inferiorSynonym for inferior flexure of duodenum ... The bend at the junction of the descending and horizontal parts of the duodenum. Occasionally a bend, the left inferior duodenal flexure, occurs at the junction of the horizontal and ascending parts. ... Synonym: flexura duodeni inferior. ... (05 Mar 2000) ...
flexura duodeni superiorSynonym for superior flexure of duodenum ... The flexure at the junction of the superior and descending parts of the duodenum. ... Synonym: flexura duodeni superior. ... (05 Mar 2000) ...
flexura duodenojejunalisSynonym for duodenojejunal flexure ... <anatomy> An abrupt bend in the small intestine at the junction of the duodenum and jejunum. ... Synonym: flexura duodenojejunalis, duodenojejunal angle. ... (05 Mar 2000) ...
flexura perinealis rectiSynonym for perineal flexure of rectum ... The anteroposterior curve with convexity anteriorward of the last portion of the rectum. ... Synonym: flexura perinealis recti, anorectal angle, anorectal flexure. ... (05 Mar 2000) ...
flexura sacralis rectiSynonym for sacral flexure of rectum ... The anteroposterior curve with concavity anteriorward of the first portion of the rectum. ... Synonym: flexura sacralis recti. ... (05 Mar 2000) ...
flexura sigmoideaSynonym for sigmoid colon ... <anatomy> The portion of the colon that connects to the descending colon above and the rectum below. ... (27 Sep 1997) ...
flexuralRelating to a flexure. ... (05 Mar 2000) ...
flexural eczemaEczema of skin at the flexures of elbow, knees, wrists, etc., associated with atopy persisting through childhood. ... (05 Mar 2000) ...
flexure1. The act of flexing or bending; a turning or curving; flexion; hence, obsequious bowing or bending. 'Will it give place to flexure and low bending?' (Shak) ... 2. A turn; a bend; a fold; a curve. 'Varying with the flexures of the valley through which it meandered.' (British Quart. Rev) ... 3. <zoology> The last joint, or bend, of the wing of …
flick movementsSynonym for flicks ... Rapid, involuntary fixation movements of the eye of 5 to 10 minutes of arc. ... Synonym: flick movements. ... (05 Mar 2000) ...
flicker1. The act of wavering or of fluttering; flucuation; sudden and brief increase of brightness; as, the last flicker of the dying flame. ... 2. <zoology> The golden-winged woodpecker (Colaptes aurutus); so called from its spring note. Called also yellow-hammer, high-holder, pigeon woodpecker, and yucca. 'The cackle of the flicker among the oaks. …
flicker fusionThe point or frequency at which all flicker of an intermittent light stimulus disappears. ... (12 Dec 1998) ...
flicker fusion frequency techniqueSynonym for flicker perimetry ... A technique of perimetry using the criterion of critical fusion frequency. ... Synonym: flicker fusion frequency technique. ... (05 Mar 2000) ...
flicker perimetryA technique of perimetry using the criterion of critical fusion frequency. ... Synonym: flicker fusion frequency technique. ... (05 Mar 2000) ...
flicksRapid, involuntary fixation movements of the eye of 5 to 10 minutes of arc. ... Synonym: flick movements. ... (05 Mar 2000) ...
Flieringa, Henri<person> Dutch ophthalmologist, *1891. ... See: Flieringa's ring. ... (05 Mar 2000) ...
Flieringa's ringA stainless steel ring sutured to the sclera to prevent collapse of the globe in difficult intraocular operations. ... (05 Mar 2000) ...
flight1. The act or flying; a passing through the air by the help of wings; volitation; mode or style of flying. 'Like the night owl's lazy flight.' (Shak) ... 2. The act of fleeing; the act of running away, to escape or expected evil; hasty departure. 'Pray ye that your flight be not in the winter.' (Matt. Xxiv. 20) 'Fain by flight to save themselves.' ( …
flight blindnessVisual blackout in aviators. ... See: amaurosis fugax. ... (05 Mar 2000) ...
flight into diseaseGain through falling ill or assuming the sick role. ... See: primary gain, secondary gain. ... (05 Mar 2000) ...
flight into healthIn dynamic psychotherapy, the early but often only temporary disappearance of the symptoms that ostensibly brought the patient into therapy; a defense against the anxiety engendered by the prospect of further psychoanalytic exploration of the patient's conflicts. ... (05 Mar 2000) ...
flight nurseA nurse who cares for clients during transport in any type of aircraft. ... (05 Mar 2000) ...
flight of ideasAn uncontrollable symptom of the manic phase of a bipolar depressive disorder in which streams of unrelated words and ideas occur to the patient at a rate that is impossible to vocalise despite a marked increase in the individual's overall output of words. ... See: mania. ... (05 Mar 2000) ...
flight or fight responseSee: emergency theory. ... (05 Mar 2000) ...
flint1. <chemical> A massive, somewhat impure variety of quartz, in colour usually of a gray to brown or nearly black, breaking with a conchoidal fracture and sharp edge. It is very hard, and strikes fire with steel. ... 2. A piece of flint for striking fire; formerly much used, especially. In the hammers of gun locks. ... 3. Anything extremely hard …
flint diseaseSynonym for chalicosis ... Pneumoconiosis caused by the inhalation of dust incident to the occupation of stone cutting. ... Synonym: flint disease. ... Origin: G. Chalix, gravel ... (05 Mar 2000) ...
flint glass<chemistry> A soft, heavy, brilliant glass, consisting essentially of a silicate of lead and potassium. It is used for tableware, and for optical instruments, as prisms, its density giving a high degree of dispersive power; so called, because formerly the silica was obtained from pulverized flints. ... Synonym: crystal glass. Cf. Glass. ... The …
Flint, Austin Jr<person> U.S. Physiologist, 1836-1915. ... See: Flint's arcade. ... (05 Mar 2000) ...
Flint's arcadeA series of vascular arches at the bases of the pyramids of the kidney. ... (05 Mar 2000) ...
Flint's murmurA diastolic murmur, similar to that of mitral stenosis, heard best at the cardiac apex in some cases of free aortic insufficiency; it is thought to be caused by the turbulent regurgitating stream from the aorta mixing into the stream simultaneously entering from the left atrium through the mitral valve, causing posterior movement of the anterior le …
Flint's syndrome<syndrome> Acute renal failure occurring in a patient with liver failure. The exact causal relationship in unclear, but those with alcoholic cirrhosis and alcoholic hepatitis are at greatest risk. ... Symptoms include decreased or absent urine production, jaundice, abdominal swelling, delirium, confusion, nausea and vomiting. Prognosis is very …
flipA burn occurring on one side only of the entrance site in a gunshot wound of the soft parts. ... (05 Mar 2000) ...
flip angleIn a magnetic resonance imaging sequence, the rotation of the average axis of the protons induced by radiofrequency signals; low angles are used in rapid-imaging sequences and to show a signal from flowing blood. ... (05 Mar 2000) ...
flip flopA term used to describe the coordinated transfer of two phospholipid molecules from opposite sides of a lipid bilayer membrane. Now used to mean the passage of a phospholipid species from one lamella of a lipid bilayer membrane to the other. ... (18 Nov 1997) ...
flip-over disease<disease> A disease of young, fast-growing broiler chickens which causes them to die suddenly with a short, terminal, wing-beating convulsion, whereby they often flip over and die on their backs. ... (05 Mar 2000) ...
flippaseSynonym for flp frp recombinase ... <enzyme> Yeast system for DNA rearrangement. In the presence of flippase, a stretch of DNA flanked by matching frp sites is excised and the ends rejoined. An example of a cassette mechanism. ... (Pronounced: flip furp) ... (18 Nov 1997) ...
flirt1. A sudden jerk; a quick throw or cast; a darting motion; hence, a jeer. 'Several little flirts and vibrations.' (Addison) 'With many a flirt and flutter.' (E. A. Poe) ... 2. [Cf. LG. Flirtje, G. Flirtchen. See Flirt] One who flirts; especially, a woman who acts with giddiness, or plays at courtship; a coquette; a pert girl. 'Several young flirts a …
flittering scotomaSynonym for scintillating scotoma ... A localised area of blindness edged by brilliantly coloured shimmering lights (teichopsia); usually a prodromal symptom of migraine. ... See: fortification spectrum. ... Synonym: flittering scotoma. ... (05 Mar 2000) ...
floatOrigin: OE. Flote ship, boat, fleet, AS. Flota ship, fr. Fleotan to float; akin to D. Vloot fleet, G. Floss raft, Icel. Floti float, raft, fleet, Sw. Flotta. ... See Fleet, and cf. Flotilla, Flotsam, Plover. ... 1. Anything which floats or rests on the surface of a fluid, as to sustain weight, or to indicate the height of the surface, or mark the pla …
floater<ophthalmology> One or more spots that appear to drift in front of the eye, caused by a shadow cast on the retina by vitreous debris or separation of the vitreous humour from the retina. ... (27 Sep 1997) ...
floating1. Buoyed upon or in a fluid; a, the floating timbers of a wreck; floating motes in the air. ... 2. Free or lose from the usual attachment; as, the floating ribs in man and some other animals. ... 3. Not funded; not fixed, invested, or determined; as, floating capital; a floating debt. 'Trade was at an end. Floating capital had been withdrawn in grea …
floating cartilageA loose piece of cartilage within a joint cavity, detached from the articular cartilage or from a meniscus. ... Synonym: loose cartilage. ... (05 Mar 2000) ...
floating kidneyThe abnormally mobile kidney in nephroptosia. ... Synonym: movable kidney, wandering kidney. ... (05 Mar 2000) ...
