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

normokalaemia
Normokaliaemia ... A normal level of potassium in the blood. ... (05 Mar 2000) ...

normokalaemic periodic paralysis
A form of periodic paralysis in which the serum potassium level is within normal limits during attacks; onset usually occurs between the ages of 2 and 5 years; there is often severe quadriplegia, usually improved by the administration of sodium salts; autosomal dominant inheritance. ... Synonym: sodium-responsive periodic paralysis. ... (05 Mar 2000) …

normoplasia
A specific differentiation characteristic of a cell within normal limits. ... Origin: normo-+ G. Plasis, a forming ... (05 Mar 2000) ...

normospermatogenic sterility
Male sterility due to some cause other than failure to produce live, normal spermatozoa, e.g., blockage of the seminiferous passages. ... (05 Mar 2000) ...

normosthenuria
Condition in which specific gravity of urine is normal. ... Origin: normo-+ G. Sthenos, strength, + ouron, urine ... (05 Mar 2000) ...

normotensive
1. <cardiology> Characterised by normal tone, tension or pressure, as by normal blood pressure. ... 2. A person with normal blood pressure. ... (18 Nov 1997) ...

normothermia
Environmental temperature that does not cause increased or depressed activity of body cells. ... Origin: normo-+ G. Therme, heat ... (05 Mar 2000) ...

normotonic
1. Relating to or characterised by normal muscular tone. ... Synonym: eutonic. ... Synonym: normotensive. ... (05 Mar 2000) ...

normotopia
The state of being in the normal place; used in reference to normal placement of an organ. ... Origin: normo-+ G. Topos, place ... (05 Mar 2000) ...

normotopic
Relating to normotopia; in the right place. ... (05 Mar 2000) ...

normovolaemia
A normal blood volume. ... Origin: normo-+ volume, + G. Haima, blood ... (05 Mar 2000) ...

normoxia
A state in which the partial pressure of oxygen in the inspired gas is equal to that of air at sea level, about 150 mm Hg. ... Origin: normo-+ oxygen. ... (05 Mar 2000) ...

norophthalmic acid
N-[N-(gamma-Glutamyl)alanyl]glycin e;a tripeptide analogue of glutathione (l-cysteine replaced by l-alanine), found in the lens of the eye. ... (05 Mar 2000) ...

norpipanone
4,4-Diphenyl-6-(1-piperidyl)-3-hexanone;an analgesic agent. ... (05 Mar 2000) ...

norpregnadienes
Pregnadienes which have undergone ring contractions or are lacking carbon-18 or carbon-19. ... (12 Dec 1998) ...

norpregnanes
Pregnanes which have undergone ring contractions or are lacking carbon-18 or carbon-19. Unsaturation in the steroid ring system is not included. ... (12 Dec 1998) ...

norpregnatrienes
Pregnatrienes which have undergone ring contractions or are lacking carbon-18 or carbon-19. ... (12 Dec 1998) ...

norpregnenes
Pregnenes with one double bond or more than three double bonds which have undergone ring contractions or are lacking carbon-18 or carbon-19. ... (12 Dec 1998) ...

norprogesterones
Progesterones which have undergone ring contraction or which are lacking carbon 18 or 19. ... (12 Dec 1998) ...

Norrie
Gordon, Danish ophthalmologist, 1855-1941. ... See: Norrie's disease. ... (05 Mar 2000) ...

Norrie's disease
Congenital bilateral masses of tissue arising from the retina or vitreous and resembling glioma (pseudoglioma), usually with atrophy of iris and development of cataract; associated mental retardation and deafness; X-linked recessive inheritance. ... (05 Mar 2000) ...

Norris
Richard, English physiologist, 1831-1916. ... See: Norris' corpuscles. ... (05 Mar 2000) ...

Norris' corpuscles
Decolorised red blood cells that are invisible or almost invisible in the blood plasma, unless they are appropriately stained. ... (05 Mar 2000) ...

norsolorinic acid dehydrogenase
<enzyme> Catalyses the conversion of norsolorinic acid to averantin ... Registry number: EC 1.1.1.- ... (26 Jun 1999) ...

norsteroids
Steroids which have undergone contraction in ring size or reduction in side chains. ... (12 Dec 1998) ...

norsympatol
Synonym for octopamine ... <hormone> A biogenic amine found in both vertebrates and invertebrates (identified first in the salivary gland of Octopus). Octopamine can have properties both of a hormone and a neurotransmitter and acts as an adrenergic agonist. ... (18 Nov 1997) ...

norsynephrine
Synonym for octopamine ... <hormone> A biogenic amine found in both vertebrates and invertebrates (identified first in the salivary gland of Octopus). Octopamine can have properties both of a hormone and a neurotransmitter and acts as an adrenergic agonist. ... (18 Nov 1997) ...

nortase
<chemical> Fungal pancreatic enzyme combination; contains lipase from rizopus arizos, amylases and proteases form aspergillus oryzae; causes shock and proteolysis of haemostatic proteins when used intravenously ... Pharmacological action: gastrointestinal agent ... (26 Jun 1999) ...

North American blastomycosis
Synonym for blastomycosis ... A fungal infection caused by Blastomyces dermatitidis. This rare fungal infection may produce inflammatory lesion of the skin or lungs or present as a disseminated disease to the skin, lungs, bones, liver, spleen and central nervous system. Uncommon unless patient is immunocompromised (AIDS). ... (27 Sep 1997) ...

North Queensland tick fever
A mild form of tick-borne typhus with eschar, adenopathy, rash, and fever, caused by Rickettsia australis and thought to be transmitted by the tick, Ixodes holocyclus. ... (05 Mar 2000) ...

northern
1. Of or pertaining to the north; being in the north, or nearer to that point than to the east or west. ... 2. In a direction toward the north; as, to steer a northern course; coming from the north; as, a northern wind. Northern diver. ... <zoology> See Loon. Northern lights. See Aurora borealis, under Aurora. ... <botany> Northern spy, an …

Northern blot
<molecular biology, procedure> An electroblotting method in which RNA is transferred to a filter and detected by hybridisation to (32)P labelled RNA or DNA. ... (18 Nov 1997) ...

Northern blot analysis
A procedure similar to the Southern blot analysis, used mostly to separate and identify RNA fragments; typically via transferring RNA fragments from an agarose gel to a nitrocellulose filter followed by detection with a suitable probe. ... Origin: coined to distinguish it from eponymic Southern blot a. ... (05 Mar 2000) ...

northern territory
A territory in north central Australia, east of the state of queensland. Its capital is darwin. Originally a part of new south wales, it was annexed to south Australia in 1863, entered the commonwealth as part of it in 190l, transferred to the commonwealth in 1911, divided in 1927, but was reestablished in 1931. It was granted self government withi …

northwest territories
A federally administered division of canada, consisting of the mainland between the yukon territory in the west and hudson bay on the east, the islands in the hudson, james, and ungava bays, and all islands north of the mainland. Its capital is yellowknife. ... (12 Dec 1998) ...

northwestern united states
The geographic area of the northwestern region of the united states. The states usually included in this region are idaho, montana, oregon, washington, and wyoming. ... (12 Dec 1998) ...

Norton
U.F., U.S. Obstetrician. ... See: Norton's operation. ... (05 Mar 2000) ...

Norton's operation
Extraperitoneal cesarean section by a paravesical approach. ... (05 Mar 2000) ...

nortriptyline
<chemical> A metabolite of amitryptyline that is also used as an antidepressive agent. Nortriptyline is used in major depression, dysthymia, and atypical depressions. ... Pharmacological action: adrenergic uptake inhibitors, antidepressive agents, tricyclic. ... Chemical name: 1-Propanamine, 3-(10,11-dihydro-5H-dibenzo(a,d)cyclohepten-5-ylidene …

nortriptyline hydrochloride
10,11-Dihydro-N-methyl-5H-dibenzol[a,d]cycloheptene-d5,gamma-propylamine hydrochloride;an antidepressant. ... (05 Mar 2000) ...

norvaline
CH3(CH2)2CH(NH3)+COO& minus;; alpha-aminovaleric acid;the straight chain analogue of valine; not found in proteins. ... (05 Mar 2000) ...

Norwalk agent
A strain of epidemic gastroenteritis virus that appears to be related to the calciviruses. ... Origin: Norwalk, Ohio, where first implicated in disease ... (05 Mar 2000) ...

Norwalk virus
<virology> Unclassified single stranded RNA virus causing common acute infectious gastroenteritis. ... (18 Nov 1997) ...

Norway itch
Synonym for Norwegian scabies ... A severe form of scabies with innumerable mites in thickened stratum corneum. ... Synonym: Norway itch. ... (05 Mar 2000) ...

Norwegian scabies
A severe form of scabies with innumerable mites in thickened stratum corneum. ... Synonym: Norway itch. ... (05 Mar 2000) ...

Norwood procedure
A complex procedure designed to treat aortic atresia with hypoplastic left heart syndrome; sometimes performed in two stages. ... (05 Mar 2000) ...

Norwood's operation
In infants with subaortic stenosis and tricuspid atresia; the pulmonary artery is divided and both ends are attached to the aorta, the distal end via a prosthetic graft. ... (05 Mar 2000) ...

NOS
Synonym for nitric oxide synthase ... <enzyme> An enzyme that catalyses the conversion of l-arginine, NADPH, and oxygen to citrulline, nitric oxide, and NADP+. ... The enzyme found in brain, but not that induced in lung or liver by endotoxin, requires calcium.There are two isoforms, one constitutive and one activated by calmodulin. ... Chemical …

noscapine
<chemical> A naturally occurring opium alkaloid that is a centrally acting antitussive agent. ... Pharmacological action: antitussive agents. ... Chemical name: 1(3H)-Isobenzofuranone, 6,7-dimethoxy-3-(5,6,7,8-tetrahydro-4-methoxy-6-methyl-1,3-dioxolo(4,5-g)isoquinolin-5-yl)-, (S-(R*,S*))- ... (12 Dec 1998) ...

nose
1. <anatomy> The prominent part of the face or anterior extremity of the head containing the nostrils and olfactory cavities; the olfactory organ. See Nostril, and Olfactory organ under Olfactory. ... 2. The power of smelling; hence, scent. 'We are not offended with a dog for a better nose than his master.' (Collier) ... 3. A projecting end or …

nose deformities, acquired
Deformities of the nose acquired after birth from injury or disease. ... (12 Dec 1998) ...

nose diseases
Disorders of the nose, general or unspecified. ... (12 Dec 1998) ...

nose drops
A liquid preparation intended for intranasal administration with a medicine dropper. Most frequently used for decongestion of the nasal passages but can be used for any other appropriate indication. ... (05 Mar 2000) ...

nose job
Plastic surgery on the nose known medically as a rhinoplasty. ... (12 Dec 1998) ...

nose swab
<investigation, microbiology> A sample of nasopharyngeal secretions are obtained via a swab stick (Q-tip-like) and sent to the lab for bacterial or viral culture. ... This test is used to identify an organism or virus which is responsible for respiratory disease and can also guide the selection of an effective antibiotic agent. ... (13 Nov 1997 …

nose-bridge-lid reflex
Synonym for orbicularis oculi reflex ... Contraction of the orbicularis oculi muscles upon tapping the margin of the orbit, or the bridge or tip of the nose. ... Synonym: nose-bridge-lid reflex, nose-eye reflex. ... (05 Mar 2000) ...

nose-eye reflex
Synonym for orbicularis oculi reflex ... Contraction of the orbicularis oculi muscles upon tapping the margin of the orbit, or the bridge or tip of the nose. ... Synonym: nose-bridge-lid reflex, nose-eye reflex. ... (05 Mar 2000) ...

nose, runny
Rhinorrhoea is the medical term for this common problem. From the greek words rhinos meaning of the nose and rhoia meaning a flowing. ... (12 Dec 1998) ...

nosebleed, causes of
The nose is a part of the body that is very rich in blood vessels (vascular) and is situated in a vulnerable position on the face. As a result, any trauma to the face can cause bleeding which may be profuse. Nosebleeds can occur spontaneously when the nasal membranes dry out, crust, and crack, as is common in dry climates, or during the winter mont …

nosebleed, treatment of
To stop a nosebleed, you should: 1. Pinch all the soft parts of the nose together between your thumb and index finger. 2. Press firmly toward the face - compressing the pinched parts of the nose against the bones of the face. 3. Hold the nose for at least 5 minutes (timed by the clock). Repeat as necessary until the nose has stopped bleeding. 4. Si …

nosema
A genus of parasitic protozoa. Some species are pathogenic for invertebrates of economic importance while others are being researched for possible roles in controlling pest insects. ... (12 Dec 1998) ...

Nosematidae
A family of the class Microsporida that includes the genera Encephalitozoon and Nosema, containing several pathogenic and economically important species. ... (05 Mar 2000) ...

nosematosis
An infection of rabbits with the protozoan parasite Encephalitozoon cuniculi that can cause a focal interstitial nephritis; one case of nosematosis has been reported in humans. ... (05 Mar 2000) ...

nosepiece
A microscope attachment, consisting of several objectives surrounding a central pivot. ... (05 Mar 2000) ...

nosepiece rotating
<microscopy> A device on the end of the microscope tube to permit the mounting of two to six objectives, any of which may be swung into place, ready for use, by rotating the nose-piece to the desired position. The nosepiece usually occupies a mechanical-tubelength space of 15 mm. ... (05 Aug 1998) ...

nosetiology
Rarely used term for the study of the causes of disease. ... Origin: G. Nosos, disease, + aitia, cause, + logos, study ... (05 Mar 2000) ...

noso-
Disease. ... See: path-. ... Origin: G. Nosos ... (05 Mar 2000) ...

nosochthonography
Synonym: geomedicine. ... Origin: noso-+ G. Chthon, the earth, + graphe, a description ... (05 Mar 2000) ...

nosocomial
<microbiology> Pertaining to or originating in the hospital, said of an infection not present or incubating prior to admittance to the hospital, but generally occurring 72 hours after admittance, the term is usually used to refer to patient disease, but hospital personnel may also acquire nosocomial infection. ... Compare: iatrogenic. ... Origi …

nosocomial gangrene
A chronic ulcer that appears in pressure areas in debilitated patients confined to bed or otherwise immobilised, due to a circulatory defect from the enhanced tissue pressure in high-contact areas, often occurring over a bony prominence (for example sacral decubitus). ... (27 Sep 1997) ...

nosocomial infection
<microbiology> Hospital acquired infection: commonest are due to Staphylococcus aureus, Pseudomonas aeruginosa, E. Coli, Klebsiella pneumoniae, Serratia marcescens and Proteus mirabilis. ... (18 Nov 1997) ...

nosocomial pneumonia
<chest medicine> A type of pneumonia that is caused by bacteria contracted during a hospitalisation. These hospital-acquired infections tend to be more difficult to treat due to the bacteria's relative resistance to common forms of antibiotic therapy. Risk of nosocomial (hospital-acquired) infection is a major determinant when a physician dec …

nosogenesis
Nosogeny ... Rarely used terms for pathogenesis. ... Origin: noso-+ G. Genesis, production. ... (05 Mar 2000) ...

nosogenic
Synonym for pathogenic ... <pathology> Capable of causing disease. ... Origin: Gr. Gennan = to produce ... (18 Nov 1997) ...

nosogeography
Synonym for geomedicine ... The science concerned with the influence of climatic and environmental conditions on health and disease. ... Synonym: nosochthonography, nosogeography. ... (05 Mar 2000) ...

nosographic
Relating to nosography, or the description of diseases. ... (05 Mar 2000) ...

nosologic
Relating to nosology. ... (05 Mar 2000) ...

nosology
1. A systematic arrangement, or classification, of diseases. ... 2. <study> That branch of medical science which treats of diseases, or of the classification of diseases. ... Origin: Gr. Disease: cf. F. Nosologie. ... (04 Mar 1998) ...

nosomania
<psychiatry> An unfounded morbid belief that one is suffering from some special disease. ... Origin: noso-+ G. Mania, insanity ... (05 Mar 2000) ...

nosomycosis
Any disease caused by a fungus. ... Origin: noso-+ G. Mykes, fungus ... (05 Mar 2000) ...

nosonomy
Synonym: nosology. ... Origin: noso-+ G. Nomos, law ... (05 Mar 2000) ...

nosophilia
A morbid desire to be sick. ... Origin: noso-+ G. Phileo, to love ... (05 Mar 2000) ...

nosophobia
<psychology> An inordinate dread and fear of disease. ... Synonym: pathophobia. ... Origin: noso-+ G. Phobos, fear ... (05 Mar 2000) ...

nosophyte
A pathogenic microorganism of the plant kingdom. ... Origin: noso-+ G. Phyton, plant ... (05 Mar 2000) ...

nosopoietic
Synonym: pathogenic. ... Origin: noso-+ G. Poiesis, a making ... (05 Mar 2000) ...

Nosopsyllus
A flea genus commonly found on rodents. Nosopsyllus fasciatus, the northern rat flea, is a species that infrequently transmits the plague bacillus to humans. ... Origin: noso-+ G. Psylla, flea ... (05 Mar 2000) ...

nosotaxy
Synonym: nosology. ... Origin: noso-+ G. Taxis, arrangement ... (05 Mar 2000) ...

nosotoxic
Relating to a nosotoxin or to nosotoxicosis. ... (05 Mar 2000) ...

nosotoxicosis
A morbid state caused by a toxin. ... See: toxicosis. ... Origin: noso-+ G. Toxikon, poison ... (05 Mar 2000) ...

nosotoxin
Rarely used term for any toxin associated with a disease. ... (05 Mar 2000) ...

nosotrophy
Rarely used term for care of the sick. ... Origin: noso-+ G. Trophe, nourishment ... (05 Mar 2000) ...

nosotropic
Directed against the pathologic changes or symptoms of a disease. ... Origin: noso-+ G. Trope, a turning ... (05 Mar 2000) ...

nostoc
<botany> A genus of algae. The plants are composed of moniliform cells imbedded in a gelatinous substance. ... Nostoc commune is found on the ground, and is ordinarily not seen; but after a rain it swells up into a conspicuous jellylike mass, whish was formerly supposed to have fallen from the sky, whence the popular names, fallen star and sta …

nostomania
<psychiatry> An obsessive or abnormal interest in nostalgia, especially as an extreme manifestation of homesickness. ... Origin: G. Nostos, return, homecoming, + mania, frenzy ... (05 Mar 2000) ...

nostophobia
<psychology> Morbid fear of returning home. ... Origin: G. Nostos, return, homecoming, + phobos, fear ... (05 Mar 2000) ...

nostril
1. <anatomy> One of the external openings of the nose, which give passage to the air breathed and to secretions from the nose and eyes; one of the anterior nares. ... In sperm whales, porpoises, and allied animals, there is only one nostril, which is situated on the top of the head and called a spiracle. ... 2. Perception; insight; acuteness. ' …

nostrum
Origin: Neut. Sing. Of L. Noster ours, fr. Nos we. See Us. ... 1. A medicine, the ingredients of which are kept secret for the purpose of restricting the profits of sale to the inventor or proprietor; a quack medicine. ... 2. Any scheme or device proposed by a quack. 'The incentives of agitators, the arts of impostors and the nostrums of quacks.' (Br …

notal
Relating to the back. ... Origin: G. Notos, the back ... (05 Mar 2000) ...

notalgia
An obsolete term for dorsalgia. ... Origin: G. Notos, the back, + algos, pain ... Notalgia paresthetica, localised pruritus in the oval-shaped area in the inferomedial border of the scapula, with no demonstrable changes in the skin except for what results from repeated and prolonged scratching. ... (05 Mar 2000) ...

notancephalia
Foetal malformation characterised by a bony deficiency, i.e., absence of the occipital bone of the cranium. ... Origin: G. Notos, back, + an-priv. + kephale, head ... (05 Mar 2000) ...