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


ancylostomatoidea
A superfamily of nematode parasitic hookworms consisting of four genera: ancylostoma, necator, bunostomum, and uncinaria. Ancylostoma and necator occur in humans and other mammals. Bunostomum is common in ruminants and uncinaria in wolves, foxes, and dogs. ... (12 Dec 1998) ...

ancylostomiasis
Infection of humans or animals with hookworms of the genus ancylostoma. Characteristics include anaemia, dyspepsia, eosinophilia, and abdominal swelling. ... (12 Dec 1998) ...

ancylostomiasis cutis
Synonym for cutaneous ancylostomiasis ... Cutaneous larva migrans caused by larvae of hookworms. ... Synonym: ancylostoma dermatitis, ancylostomiasis cutis, coolie itch, dew itch, ground itch, swamp itch, swimmer's itch, toe itch, water itch, water sore. ... (05 Mar 2000) ...

ancyroid
Shaped like the fluke of an anchor; denoting the cornua of the lateral ventricles of the brain and the coracoid process of the scapula. ... Synonym: ankyroid. ... Origin: G. Ankyra, anchor, + eidos, resemblance ... (05 Mar 2000) ...

Andernach, Johann von
<person> German physician, 1505-1574. ... See: Andernach's ossicles. ... (05 Mar 2000) ...

Andernach's ossicles
Synonym for sutural bones ... Small irregular bones found along the sutures of the cranium, particularly related to the parietal bone. ... Synonym: ossa suturarum, Andernach's ossicles, epactal bones, epactal ossicles, wormian bones. ... (05 Mar 2000) ...

Anders, James Meschter
<person> U.S. Physician, 1854-1936. ... See: Anders' disease. ... (05 Mar 2000) ...

Anders' disease
Synonym for adiposis dolorosa ... <disease> A disease accompanied by painful localised fatty swellings and by various nerve lesions. It is usually seen in women and may cause death from pulmonary complications. ... (12 Dec 1998) ...

Andersch, Carolus Samuel
<person> German anatomist, 1732-1777. ... See: Andersch's ganglion, Andersch's nerve. ... (05 Mar 2000) ...

Andersch's ganglion
Synonym for inferior ganglion of glossopharyngeal nerve ... <anatomy, nerve> The lower of two sensory ganglion's on the glossopharyngeal nerve as it traverses the jugular foramen. ... Synonym: ganglion inferius nervi glossopharyngei, Andersch's ganglion, extracranial ganglia, ganglion extracraniale, petrosal ganglion, petrous ganglion. ... (05 M …

Andersch's nerve
Synonym for tympanic nerve ... <anatomy, nerve> A nerve from the inferior ganglion of the glossopharyngeal nerve, passing through the tympanic canaliculus to the tympanic cavity, forming there the tympanic plexus which supplies the mucous membrane of the tympanic cavity, mastoid cells, and auditory tube; presynaptic parasympathetic fibres also …

andersen sampler
<equipment> A device that collects microscopic plants from the air by a series of filters which eventually deposit the collected matter onto agar plates. ... (09 Oct 1997) ...

Andersen, Dorothy Hansine
<person> U.S. Paediatrician, 1901-1963. ... See: Andersen's disease. ... (05 Mar 2000) ...

Andersen's disease
Synonym for type 4 glycogenosis ... Familial cirrhosis of the liver with storage of abnormal glycogen; glycogenosis due to deficiency of 1,4-alpha-glucan branching enzyme, resulting in accumulation of abnormal glycogen with long inner and outer chains in liver, kidney, muscle, and other tissues. ... Synonym: Andersen's disease. ... (05 Mar 2000) ...

Anderson and Goldberger test
A test for typhus in which the patient's blood is injected into a guinea pig's peritoneal cavity. In typhus a typical temperature curve will be observed. ... (05 Mar 2000) ...

Anderson splint
A skeletal traction splint with pins inserted into proximal and distal ends of a fracture; reduction is obtained by an external plate attached to the pins. ... (05 Mar 2000) ...

Anderson-Collip test
A procedure for evaluating the thyrotropic activity of an extract of the anterior lobe of the pituitary gland, as indicated by an increased basal metabolic rate or histologic evidence of stimulation of the thyroid gland in a hypophysectomised rat injected with the test extract. ... (05 Mar 2000) ...

Anderson-Hynes pyeloplasty
Disjoined or dismembered pyeloplasty. ... (05 Mar 2000) ...

Anderson, Evelyn
<person> U.S. Physician, *1899. ... See: Anderson-Collip test. ... (05 Mar 2000) ...

Anderson, James
<person> British urologist, *1899. ... See: Anderson-Hynes pyeloplasty. ... (05 Mar 2000) ...

Anderson, Roger
<person> U.S. Surgeon, 1891-1971. ... See: Anderson splint. ... (05 Mar 2000) ...

andersson lesion
<radiology> Discovertebral fracture, seen in ankylosing spondylitis ... (12 Dec 1998) ...

andira
The bark of Andira inermis, a leguminous tree of tropical America, used as an emetic, purgative, and anthelmintic. ... Synonym: cabbage tree, worm bark. ... Origin: West Indian native name ... (05 Mar 2000) ...

andirine
N-Methyltyrosine;an alkaloid derived from Andira that has negligible stimulating action. ... (05 Mar 2000) ...

andorra
A principality in the pyrenees between france and spain. Its capital is also called andorra. ... (12 Dec 1998) ...

Andral, Gabriel
<person> French physician, 1797-1876. ... See: Andral's decubitus. ... (05 Mar 2000) ...

Andral's decubitus
Position assumed by the patient who lies on the sound side in cases of beginning pleurisy. ... (05 Mar 2000) ...

Andre-Marie Ampere
Synonym for Ampere, Andre-Marie ... <person, radiobiology> French physicist responsible for much of what is known about the fundamentals of electromagnetism. ... (13 Nov 1997) ...

andrenosterone
Synonym for adrenosterone ... 4-androstene-3,11,17-trione;an androgen isolated from the adrenal cortex. ... Synonym: andrenosterone. ... (05 Mar 2000) ...

Andrews, C
<person> U.S. Surgeon. ... See: Brandt-Andrews manoeuvre. ... (05 Mar 2000) ...

andriatrics
Medical science relating to diseases of male genital organs and of men in general. ... Origin: G. Aner, a man, + iatreia, medical treatment ... (05 Mar 2000) ...

andro-
Masculine. ... Origin: G. Aner, andros, a male human being ... (05 Mar 2000) ...

androblastoma
A neoplasm of the ovary, arising from the ovarian stroma, mimicking to a greater or lesser extent derivatives of the sex cord mesenchyme of the testis, and sometimes causing defeminization and virilization. ... (12 Dec 1998) ...

androdioecious
<botany> Having bisexual flowers and male flowers, on separate plants. ... (09 Oct 1997) ...

androecium
<botany> The stamens of one flower collectively. ... (09 Oct 1997) ...

androgen
<endocrinology> General term for any male sex hormone in vertebrates. Androgens may be used in patients with breast cancer to treat recurrence of the disease. ... (14 May 1997) ...

androgen antagonists
Compounds which inhibit or antagonise the biosynthesis or actions of androgens. ... (12 Dec 1998) ...

androgen binding protein
A protein secreted by testicular Sertoli cells along with inhibin and mullerian inhibiting substance. Androgen binding protein probably maintains a high concentration of androgen in the seminiferous tubules. ... (05 Mar 2000) ...

androgen resistance syndromes
A class of disorders associated with 5a-steroid reductase deficiency, testicular feminization, and related disorders. ... Compare: steroid 5a-reductase, Reifenstein's syndrome, infertile male syndrome, testicular feminization syndrome. ... (05 Mar 2000) ...

androgen unit
The androgenic activity of 100 ug (0.1 mg) of crystalline androsterone as assayed by the comb growth response in capons. ... (05 Mar 2000) ...

androgenesis
Egg development in the presence of paternal chromosomes only. ... Origin: andro-+ G. Genesis, production ... (05 Mar 2000) ...

androgenetic merogony
<biology> The development of an egg fragment that has been fertilized by sperm but has no nuclei from the egg. ... (09 Oct 1997) ...

androgenic
<embryology, pharmacology> Producing masculine characteristics. ... Origin: Gr. Gennan = to produce ... (18 Nov 1997) ...

androgenic alopecia
Hair loss in women that may be associated with aging, hormones (androgens) or genetic predisposition. The pattern of baldness in women is different from that of men. In women there is thinning of the hair all over the scalp, but the frontal hairline is maintained. The hair loss is usually permanent. Treatment has been successful with topical minoxi …

androgenic hormone
<endocrinology> A male (masculinising) hormone. These medications (testosterone, methyltestosterone, fluoxymesterone, danazol) are used to treat androgen deficiency, delayed puberty in males and some forms of breast cancer. ... (27 Sep 1997) ...

androgenic zone
Synonym for X zone ... A transient adrenocortical zone present in some rodents at birth, most notably in mice, situated between the zona reticularis and the adrenal medulla; it degenerates in males with the secretion at puberty and in females during their first pregnancy; it slowly enlarges in unmated females after puberty and does not degenerate un …

androgenital syndrome
<syndrome> A genetic disorder present at birth characterised by a deficiency of the hormones aldosterone and cortisol and an overproduction of male sex hormones (androgens). In males this may manifest as enlarged penis, small testes and early development of masculine characteristics. In females features include ambiguous genitalia, failure to …

androgenous
Giving birth to males. ... (05 Mar 2000) ...

androgens
A class of sex hormones associated with the development and maintenance of the secondary male sex characteristics, sperm induction, and sexual differentiation. In addition to increasing virility and libido, they also increase nitrogen and water retention and stimulate skeletal growth. ... (12 Dec 1998) ...

androgens, synthetic
Compounds obtained by chemical synthesis which possess masculinizing activities, but differ in structure from naturally occurring androgens. ... (12 Dec 1998) ...

androgynal
Bearing staminate and pistillate flowers on the same parent stem. ... (09 Oct 1997) ...

androgynism
Synonym for female pseudohermaphroditism ... Pseudohermaphroditism with skeletal and genital anomalies but with female gonads and an XX karyotype. ... Synonym: androgynism, androgyny. ... (05 Mar 2000) ...

androgynoid
A male resembling a female, or possessing female features. ... Origin: andro-+ G. Gyne, woman, + eidos, resemblance ... (05 Mar 2000) ...

androgynophore
A stalk bearing both the androecium and gynoecium of a flower above the level of insertion of the perianth. ... (09 Oct 1997) ...

androgynous
In botany: having male and female flowers in the same inflorescence. In general: having characteristics of both sexes. ... (09 Oct 1997) ...

androgyny
Synonym: female pseudohermaphroditism. ... 2. Having both masculine and feminine characteristics, as in attitudes and behaviours that contain features of stereotyped, culturally sanctioned sexual roles of both male and female. ... Origin: andro-+ G. Gyne, woman ... (05 Mar 2000) ...

android
Synonym: andromorphous. ... Origin: andro-+ G. Eidos, resemblance ... (05 Mar 2000) ...

android pelvis
A masculine or funnel-shaped pelvis. ... (05 Mar 2000) ...

andrologist
A medical specialist who treats sperm problems. ... (09 Oct 1997) ...

andrology
The branch of medicine concerned with diseases peculiar to the male sex, particularly infertility and sexual dysfunction. ... Origin: andro-+ G. Logos, treatise ... (05 Mar 2000) ...

andromania
<psychiatry> An obsolete term for nymphomania. ... Origin: andro-+ G. Mania, frenzy ... (05 Mar 2000) ...

andromeda
1. <astronomy> A northern constellation, supposed to represent the mythical Andromeda. ... 2. <botany> A genus of ericaceous flowering plants of northern climates, of which the original species was found growing on a rock surrounded by water. ... Origin: L, fr. Gr, the daughter of Cepheus and Cassiopeia. When bound to a rock and exposed t …

andromedotoxin
A strongly emetic active principle obtained from several species of Andromeda and Rhododendron (family Ericaceae); it is a cardiac poison, first stimulating and then paralyzing the vagus; it also paralyzes the motor nerve ends in striated muscle. ... (05 Mar 2000) ...

andromonoecious
Having bisexual and male flowers on the same plant. ... (09 Oct 1997) ...

andromorphous
Having a male form or habitus. ... Synonym: android. ... Origin: andro-+ G. Morphe, form ... (05 Mar 2000) ...

andropathy
<pathology> Any disease or condition that affects only males. ... Origin: Gr. Pathos = disease ... (09 Oct 1997) ...

androphobia
<psychology> Morbid fear of men, or of the male sex, resulting in avoidance of situations where men are present. ... Origin: andro-+ G. Phobos, fear ... (05 Mar 2000) ...

androphore
A stalk bearing the androecium. ... (09 Oct 1997) ...

androst-5-ene-3 beta,17 beta-diol
<chemical> An adrenal-derived oestrogenic metabolite of dhea. Evidence exist for its use as an endocrine regulator of immune response. ... Pharmacological action: anabolic steroids. ... Chemical name: Androst-5-ene-3,17-diol, (3beta,17beta)- ... (12 Dec 1998) ...

androstadienes
Derivatives of the steroid androstane having two double bonds at any site in any of the rings. ... (12 Dec 1998) ...

androstane
The parent hydrocarbon of the androgenic steroids. For structure, see steroids. ... (05 Mar 2000) ...

androstane-3,17-diol
<chemical> The unspecified form of the steroid. It has been implicated as a regulation of gonadotropin secretion. Many of its metabolites possess androgenic activity as well. ... Pharmacological action: anabolic steroids. ... Chemical name: Androstane-3,17-diol ... (12 Dec 1998) ...

androstanediol
5alpha-Androstane-3b,17b-diol;a steroid metabolite, of which 5b isomers are also known. ... (05 Mar 2000) ...

androstanedione
5alpha-Androstane-3,17-dione;a steroid metabolite, of which the 5b isomer is also known. ... (05 Mar 2000) ...

androstanes
The family of steroids from which the androgens are derived. ... (12 Dec 1998) ...

androstanols
Androstanes and androstane derivatives which are substituted in any position with one or more hydroxyl groups. ... (12 Dec 1998) ...

androstatrienes
Derivatives of the steroid androstane having three double bonds at any site in any of the rings. ... (12 Dec 1998) ...

androstene
Androstane with an unsaturated (i.e., -CH==CH-) bond in the molecule. ... (05 Mar 2000) ...

androstenediol
5-Androsten-3b,17b-diol;a steroid metabolite differing from androstanediol by possessing a double bond between C-5 and C-6. ... (05 Mar 2000) ...

androstenediols
Unsaturated androstane derivatives which are substituted with two hydroxy groups in any position in the ring system. ... (12 Dec 1998) ...

androstenedione
<chemical> An androgenic steroid produced by the testis, adrenal cortex, and ovary. It occurs in nature as 4-delta-androstenedione and 5-delta-androstenedione. Androstenediones can be converted metabolically to testosterone and other androgens. ... Chemical name: Androst-4-ene-3,17-dione ... (12 Dec 1998) ...

androstenes
Unsaturated derivatives of the steroid androstane containing at least one double bond at any site in any of the rings. ... (12 Dec 1998) ...

androstenolone
Synonym for dehydro-3-epiandrosterone ... 3b-hydroxyandrost-5-ene-17-one;a weakly androgenic steroid secreted largely by the adrenal cortex, but also by the testes; one of the principal components of urinary 17-ketosteroids; a precursor of testosterone. ... Synonym: androstenolone, dehydroisoandrosterone. ... (05 Mar 2000) ...

androstenols
Unsaturated androstanes which are substituted with one or more hydroxyl groups in any position in the ring system. ... (12 Dec 1998) ...

androsterone
<endocrinology> A male sex hormone, derived from progesterone, which is seven times weaker than testosterone. It is found in the plasma and urine of both men and women. Formula: C19H30O2. ... (09 Oct 1997) ...

androsterone sulfotransferase
<enzyme> May be an isoenzyme of EC 2.8.2.2 (hydroxysteroid sulfotransferase) ... Registry number: EC 2.8.2.- ... (26 Jun 1999) ...

AnDTe
<abbreviation> Anodal duration tetanus. ... (05 Mar 2000) ...

anecdotal
Report of clinical experiences based in individual cases, rather than an organised investigation with appropriate controls, etc. ... Origin: G. Anekdota, unpublished items, fr. An-priv + ekidomi, to publish ... (05 Mar 2000) ...

anechoic
The property of appearing echo-free or without echoes on a sonographic image; a clear cyst appears anechoic. ... See: transonic. ... Synonym: echo-free. ... Origin: G. An-priv. + echo + ic ... (05 Mar 2000) ...

anechoic chamber
A room designed to absorb all sound so as to eliminate all echoes; used for isolation and sound research on human subjects. ... (05 Mar 2000) ...

anectasis
Synonym: primary atelectasis. ... Origin: G. An-priv. + ektasis, dilation ... (05 Mar 2000) ...

Anel
Dominique, French surgeon, 1679-1725. ... See: Anel's method. ... (05 Mar 2000) ...

Anel's method
Ligation of an artery immediately above (on the proximal side of) an aneurysm. ... (05 Mar 2000) ...

anelectrotonic
Relating to anelectrotonus. ... (05 Mar 2000) ...

anemia
Synonym for anaemia ... <haematology> Too few red blood cells in the bloodstream, resulting in insufficient oxygen to tissues and organs. ... Origin: Gr. Haima = blood ... (16 Dec 1997) ...

anemometer
An instrument for measuring the velocity of air flow. ... Origin: G. Anemos, wind, + metron, measure ... (05 Mar 2000) ...

anemonol
A volatile oil, possessing markedly toxic properties, obtained from plants of the genus Anemone. ... (05 Mar 2000) ...

anemophilous
Pollinated by wind. ... (09 Oct 1997) ...

anemophily
Pollination by wind. ... (09 Oct 1997) ...

anemophobia
<psychology> Morbid fear of wind. ... Origin: G. Anemos, wind, + phobos, fear ... (05 Mar 2000) ...