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

pseudochancre
A non-specific indurated sore, usually located on the penis, resembling a chancre. ... (05 Mar 2000) ...

pseudocholinesterase
<enzyme> An enzyme involved in the breakdown of acetylcholine. Associated with acetylcholinesterase. Acetylcholinesterase is found in nerve tissue while pseudocholinesterase is found primarily in the liver. ... Measurement of pseudocholinesterase may be performed as a screening tool prior to the administration of electroconvulsive therapy. It …

pseudocholinesterase deficiency
An autosomal dominant disorder manifested by exaggerated responses to drugs ordinarily hydrolyzed by serum pseudocholinesterase (e.g., succinylcholine); believed to entail production of a variant enzyme that is less active than the normal enzyme in hydrolyzing appropriate substrates, but also abnormally resistant to the effects of anticholinesteras …

pseudochorea
A spasmodic affection or extensive tic resembling chorea. ... (05 Mar 2000) ...

pseudochromesthesia
1. An anomaly in which each vowel in the printed word is seen as coloured. ... See: photism. ... Synonym: colour hearing. ... Origin: pseudo-+ G. Chroma, colour, + aisthesis, sensation ... (05 Mar 2000) ...

pseudochromidrosis
Pseudochromhidrosis ... The presence of pigment on the skin in association with sweating, but due to the local action of pigment-forming bacteria and not to the excretion of coloured sweat. ... Origin: pseudo-+ G. Chroma, colour, + hidros, sweat ... (05 Mar 2000) ...

pseudochylous
Resembling chyle. ... (05 Mar 2000) ...

pseudochylous ascites
Presence in the peritoneum of an opalescent or cloudy fluid that does not contain fat. ... (05 Mar 2000) ...

pseudocirrhosis
Synonym for cardiac cirrhosis ... An extensive fibrotic reaction within the liver as a result of chronic constrictive pericarditis or prolonged congestive heart failure; true cirrhosis with fibrous bridging of lobules is unusual. ... Synonym: cardiac liver, congestive cirrhosis, pseudocirrhosis, stasis cirrhosis. ... (05 Mar 2000) ...

pseudoclonus
Unsustained clonic response despite continued force to elicit it. ... (05 Mar 2000) ...

pseudocoarctation
Distortion, often with slight narrowing, of the aortic arch at the level of insertion of the ligamentum arteriosum. ... Synonym: buckled aorta, kinked aorta. ... (05 Mar 2000) ...

pseudocoarctation of the aorta
A rare abnormality of the arch of the aorta that constricts that vessel but is not a true coarctation in that there is no significant encroachment on the lumen. ... (05 Mar 2000) ...

pseudocoel
An internal fluid-filled body cavity within an organism other than the gut which lies between the gut (derived from the endoderm) and the muscles (derived from the mesoderm) of the outer body wall (derived from the ectoderm). It may contain other organs besides the gut. It is derived from the blastocoel during embryonic development. It is found in …

pseudocoelomate
A triploblastic organism which has an internal, fluid-filled body cavity derived from the blastocoel of the embryo. This cavity surrounds the gut, may contain various other organs, and is called the pseudocoel. It differs from the coeloms of true coelomates because it is not derived from or completely lined with tissue derived from the mesoderm.The …

pseudocolloid
A colloid-like or mucoid substance found in ovarian cysts, in the lips, and elsewhere. ... (05 Mar 2000) ...

pseudocolloid of lips
Synonym for Fordyce's spots ... A condition marked by the presence of numerous small, yellowish white bodies or granules on the inner surface and vermilion border of the lips; histologically the lesions are ectopic sebaceous glands. ... Synonym: Fordyce's disease, Fordyce's granules, pseudocolloid of lips. ... (05 Mar 2000) ...

pseudocollusion
In psychoanalysis, a merely apparent sense of closeness emanating from a transference. ... Origin: pseudo-+ Fr. Collusion, fr. L. Colludo, to play together ... (05 Mar 2000) ...

pseudocoma
Synonym for locked-in syndrome ... <syndrome> Basis pontis infarct resulting in tetraplegia, horizontal ophthalmoplegia, dysphagia, and facial diplegia with preserved consciousness; caused by basilar artery occlusion. ... Synonym: pseudocoma. ... (05 Mar 2000) ...

pseudocowpox
Synonym for milkers' nodules ... An infection of cows' udders by pseudocowpox virus, a member of the Poxviridae, that is transmitted to the fingers and hands of milkers, producing nodules and lymphangitis, and occasionally widespread papular or papulovesicular eruptions; human infection is transferable to uninfected cows. ... Synonym: milkers' nodes, …

pseudocowpox virus
A species of parapoxvirus causing a pox-like disease on udders of cows that may spread to milkers. ... (12 Dec 1998) ...

pseudocoxalgia
Synonym: Legg-Calve-Perthes disease. ... Origin: pseudo-+ L. Coxa, hip, + G. Algos, pain ... (05 Mar 2000) ...

pseudocrisis
A temporary fall of the temperature in a disease usually ending by crisis; not a true crisis. ... (05 Mar 2000) ...

pseudocroup
Synonym for laryngismus stridulus ... A spasmodic closure of the glottis, lasting a few seconds, followed by a noisy inspiration. ... Compare: laryngitis stridulosa. ... Synonym: pseudocroup, spasmus glottidis. ... (05 Mar 2000) ...

pseudocryptorchism
A condition in which the testes descend to the scrotum but continue to move up and down, rising high in the inguinal canal at one time and descending to the scrotum at another. ... Origin: pseudo-+ G. Kryptos, hidden, + orchis, testis ... (05 Mar 2000) ...

pseudocyesis
Synonym for false pregnancy ... <obstetrics, psychiatry> A condition in which some signs and symptoms suggest pregnancy, although the woman is not pregnant. ... Synonym: hysterical pregnancy, pseudocyesis, pseudopregnancy, spurious pregnancy. ... (05 Mar 2000) ...

pseudocylindroid
<nephrology> A shred of mucus or other substance in the urine resembling a renal cast. ... (21 Jun 2000) ...

pseudocyst
1. An accumulation of fluid in a cystlike loculus, but without an epithelial or other membranous lining. ... Synonym: adventitious cyst, false cyst. ... 2. A cyst whose wall is formed by a host cell and not by a parasite. ... 3. A mass of 50 or more Toxoplasma bradyzoites, found within a host cell, frequently in the brain; formerly called a pseudocyst …

pseudodeciduosis
A decidual response of endometrium in the absence of pregnancy. ... Origin: pseudo-+ L. Deciduus, falling off ... (05 Mar 2000) ...

pseudodementia
A severe form of depression resulting from a progressive brain disorder in which cognitive changes mimic those of dementia. ... (12 Dec 1998) ...

pseudodextrocardia
Displacement of the heart to the right, either congenital or due to trauma, with all the chambers and vessels in their correct positions. ... (05 Mar 2000) ...

pseudodiabetes
A condition in which a false positive test for sugar in the urine occurs. ... (05 Mar 2000) ...

pseudodiastolic
Seemingly associated with cardiac diastole. ... (05 Mar 2000) ...

pseudodigitoxin
Synonym for gitoxin ... C41H64O14;a secondary cardiac glycoside from Digitalis purpurea and D. Lanata. ... Synonym: anhydrogitalin, bigitalin, pseudodigitoxin. ... (05 Mar 2000) ...

pseudodiphtheria
Synonym for diphtheroid ... 1. One of a group of local infections suggesting diphtheria, but caused by microorganisms other than Corynebacterium diphtheriae. ... Synonym: Epstein's disease, false diphtheria, pseudodiphtheria. ... 2. Any microorganism resembling Corynebacterium diphtheriae. ... Origin: diphtheria + G. Eidos, resemblance ... (05 Mar 2000) …

pseudodipsia
Synonym: false thirst. ... Origin: pseudo-+ G. Dipsa, thirst ... (05 Mar 2000) ...

pseudodiverticulum
An outpouching from the lumen into an area of central necrosis within a large smooth muscle tumour, along any part of the intestinal wall. ... (05 Mar 2000) ...

pseudodysentery
Occurrence of symptoms indistinguishable from those of bacillary dysentery, due to causes other than the presence of the specific microorganisms of bacillary dysentery. ... (05 Mar 2000) ...

pseudoedema
A puffiness of the skin not due to a fluid accumulation. ... Origin: pseudo-+ G. Oidema, a swelling (oedema) ... (05 Mar 2000) ...

pseudoephedrine hydrochloride
D-Pseudoephedrine hydrochloride;the naturally occurring isomer of ephedrine; a sympathomimetic amine with actions and uses similar to those of ephedrine. ... (05 Mar 2000) ...

pseudoepitheliomatous hyperplasia
Pseudocarcinomatous hyperplasia, a benign marked increase and downgrowth of epidermal cells, observed in chronic inflammatory dermatoses; microscopically, it resembles well-differentiated squamous cell carcinoma. ... (05 Mar 2000) ...

pseudoerysipelas
Synonym for erysipeloid ... An infection caused by erysipelothrix rhusiopathiae that is almost wholly restricted to persons who in their occupation handle infected fish, shellfish, poultry, or meat. Three forms of this condition exist: a mild localised form manifested by local swelling and redness of the skin; a diffuse form that might present with …

pseudoesthesia
Synonym: paraphia. ... Synonym: pseudesthesia. ... Synonym: phantom limb. ... (05 Mar 2000) ...

pseudoexfoliation
A condition simulating exfoliation in some respects, but in which the surface layer is not actually detached. ... Pseudoexfoliation of lens capsule, deposition in all parts of the eye, including the lens capsule, of a material derived from basement membranes. If this material clogs the trabecular meshwork, impeding the outflow of aqueous humor from …

pseudoexfoliative capsular glaucoma
Secondary glaucoma incident to a degenerative cyclitis producing deposits on anterior lens capsule. ... (05 Mar 2000) ...

pseudofluctuation
A wavelike sensation, resembling fluctuation, obtained by tapping muscular tissue. ... (05 Mar 2000) ...

pseudofolliculitis
<dermatology> Erythematous follicular papules or, less commonly, pustules resulting from close shaving of very curly hair. ... The growing tips of hairs consequently reenter the skin adjacent to the follicle producing ingrown hairs. Pseudofolliculitis of the beard area is very common in blacks. ... (21 Jun 2000) ...

pseudofracture
<radiology> A condition in which a radiograph shows formation of new bone with thickening of periosteum at site of an injury to bone. ... There is often a lucent band of decreased cortical density, perpendicular to bone surface, often multiple, with or without callus formation. It is said to be pathognomonic of osteomalacia and seen on compres …

pseudofructose
Synonym for psicose ... Ribo-2-hexulose;a ketohexose; d-psicose is epimeric with d-fructose. ... Synonym: pseudofructose, ribo-2-hexulose. ... (05 Mar 2000) ...

pseudofusion beat
<cardiology, physiology> An electrocardiographic representation of a cardiac depolarisation produced by superimposition of an ineffectual electronic pacemaker spike upon a QRS-complex originating from a spontaneous focus within the heart. ... The pacemaker spike is ineffectual because the electronic discharge, which it represents graphically, …

pseudoganglion
A localised thickening of a nerve trunk having the appearance of a ganglion. ... (05 Mar 2000) ...

pseudogene
<molecular biology> Nonfunctional DNA sequences that are very similar to the sequences of known genes. ... Examples are those found in the beta like globin gene cluster. Some probably result from gene duplications that become nonfunctional because of the loss of promoters, accumulation of stop codons, mutations that prevent correct processing …

pseudogenes
Genes bearing close resemblance to known genes at different loci, but rendered non-functional by additions or deletions in structure that prevent normal transcription or translation. When lacking introns and containing a poly-a segment near the downstream end (as a result of reverse copying from processed nuclear RNA into double-stranded DNA), they …

pseudogeusesthesia
Synonym: colour taste. ... Origin: pseudo-+ G. Geusis, taste, + aisthesis, sensation ... (05 Mar 2000) ...

pseudogeusia
A subjective taste sensation not produced by an external stimulus. ... Origin: pseudo-+ G. Geusis, taste ... (05 Mar 2000) ...

pseudoglanders
Synonym for melioidosis ... A disease of humans and animals that resembles glanders. It is caused by burkholderia pseudomallei and may range from a dormant infection to a condition that causes multiple abscesses, pneumonia, and bacteraemia. ... (12 Dec 1998) ...

pseudoglioma
<tumour> Any intraocular opacity liable to be mistaken for retinoblastoma. ... (05 Mar 2000) ...

pseudoglobulin
The fraction of the serum globulin that is more soluble in an ammonium sulfate solution than is the euglobulin fraction. ... (05 Mar 2000) ...

pseudoglomerulus
A structure within a neoplasm microscopically resembling a renal glomerulus but not representing renal glomerular differentiation. ... (05 Mar 2000) ...

pseudoglucosazone
A substance sometimes present in normal urine which gives a reaction in the phenylhydrazine test. ... (05 Mar 2000) ...

pseudogout
<rheumatology> Chondrocalcinosis, chronic recurrent arthritis clinically similar to gout. ... (27 Sep 1997) ...

pseudogynaecomastia
Enlargement of the male breast by an excess of adipose tissue without any increase in breast tissue. ... Origin: pseudo-+ G. Gyne, woman, + mastos, breast ... (05 Mar 2000) ...

pseudohematuria
A red pigmentation of urine caused by certain foods or drugs, and thus not actually haematuria. ... Synonym: false haematuria. ... (05 Mar 2000) ...

pseudohemoptysis
Spitting of blood that does not come from the lungs or bronchial tubes. ... Origin: pseudo-+ G. Haima, blood, + ptysis, a spitting ... (05 Mar 2000) ...

pseudohermaphrodite
An individual exhibiting pseudohermaphroditism. ... (05 Mar 2000) ...

pseudohermaphroditism
A condition in which the gonads are of one sex but one or more contradictions exist in the morphologic criteria of sex. Female pseudohermaphroditism is a form in which the affected individual is a genetic and gonadal female with partial masculinization. Male pseudohermaphroditism is a form in which the affected individual is a genetic and gonadal m …

pseudohernia
Inflammation of the scrotal tissues or of an inguinal gland, simulating a strangulated hernia. ... (05 Mar 2000) ...

pseudoheterotopia
A seeming displacement of certain tissues observed postmortem; actually an artifact, rather than a true heterotopia. ... (05 Mar 2000) ...

pseudohydrocephaly
Condition characterised by an enlargement of the head without concomitant enlargement of the ventricular system. ... (05 Mar 2000) ...

pseudohydronephrosis
Presence of a cyst near the kidney, simulating hydronephrosis. ... (05 Mar 2000) ...

pseudohyperparathyroidism
Hypercalcaemia in a patient with a malignant neoplasm in the absence of skeletal metastases or primary hyperparathyroidism; believed to be due to formation of parathyroid-like hormone by nonparathyroid tumour tissue. ... (05 Mar 2000) ...

pseudohypertelorism
An appearance of excessive distance between the eyes (ocular telorism) due to lateral displacement of the inner canthi. ... See: Waardenburg syndrome. ... (05 Mar 2000) ...

pseudohypertrophic
Relating to or marked by pseudohypertrophy. ... (05 Mar 2000) ...

pseudohypertrophy
Increase in size of an organ or a part, due not to increase in size or number of the specific functional elements but to that of some other tissue, fatty or fibrous. ... Synonym: false hypertrophy. ... (05 Mar 2000) ...

pseudohypha
A chain of easily disrupted fungal cells that is intermediate between a chain of budding cells and a true hypha, marked by constrictions rather than septa at the junctions. ... Origin: pseudo-+ G. Hyphe, a web (hypha) ... (05 Mar 2000) ...

pseudohypoaldosteronism
A hereditary disorder characterised by salt wasting and growth retardation, presenting in infancy as high levels of urinary sodium despite hyponatraemia, hyperkalaemia, hyperreninaemia, and elevated aldosterone levels. The mode of inheritance is probably autosomal dominant, affecting electrolyte secretion in the kidney tubule. ... (12 Dec 1998) ...

pseudohyponatraemia
A low serum sodium concentration due to volume displacement by massive hyperlipidemia or hyperproteinaemia; also used to describe the low serum sodium concentration which may occur with high blood glucose. ... (05 Mar 2000) ...

pseudohypoparathyroidism
<radiology> A heritable syndrome featuring: hypocalcaemia, brachydactyly, moderate dwarfing, mental retardation, soft tissue calcifications, basal ganglia calcifications, cataracts, tetany ... (12 Dec 1998) ...

pseudoicterus
Yellowish discoloration of the skin not due to bile pigments, as in Addison's disease. ... Synonym: pseudojaundice. ... (05 Mar 2000) ...

pseudoileus
Absolute obstipation, stimulating ileus, due to paralysis of the intestinal wall. ... (05 Mar 2000) ...

pseudoinfarction
Any condition mimicking myocardial infarction, for example, acute pericarditis, dissecting aneurysm of the aorta, etc. ... (05 Mar 2000) ...

pseudoinfluenza
An epidemic catarrh simulating influenza, but less severe. ... (05 Mar 2000) ...

pseudointraligamentous
Falsely giving the impression of lying within the broad ligament; e.g., a pseudointraligamentous tumour. ... (05 Mar 2000) ...

pseudoisochromatic
Apparently of the same colour; denoting certain charts containing coloured spots mixed with figures printed in confusion colours; used in testing for colour vision deficiency. ... (05 Mar 2000) ...

pseudoisoenzymes
Multiple forms of enzymes that catalyze the same reaction and have the same amino acid sequence; differences are due to effects of some posttranslational modification. ... (05 Mar 2000) ...

pseudojaundice
Synonym for pseudoicterus ... Yellowish discoloration of the skin not due to bile pigments, as in Addison's disease. ... Synonym: pseudojaundice. ... (05 Mar 2000) ...

pseudokeratin
A protein extracted from epidermis and nervous tissue (glial fibrils), probably involved in keratinization. ... (05 Mar 2000) ...

pseudolamina
The extended apical portion of a phyllode. ... (09 Oct 1997) ...

pseudolepromatous leishmaniasis
Synonym for diffuse cutaneous leishmaniasis ... Leishmaniasis caused by several New and Old World species and strains of Leishmania (L. Mexicana amazonensis, L. M. Pifanoi, possibly L. M. Garnhami and L. M. Venezuelensis; in Ethiopia, L. Aethiopica, and unidentified leishmanial agents in Namibia and Tanzania). The condition is associated with a supp …

pseudolipoma
<tumour> Any circumscribed, soft, smooth, usually movable swelling or tumefaction that grossly resembles a lipoma. ... (05 Mar 2000) ...

pseudolithiasis
A disorder resembling one of the syndromes associated with a stone in a hollow viscus or elsewhere. ... Origin: pseudo-+ G. Lithos, stone ... (05 Mar 2000) ...

pseudologia
Pathological lying in speech or writing. ... Origin: pseudo-+ G. Logos, word ... Pseudologia phantastica, an elaborate and often fantastic account of a patient's exploits, which are completely false but which the patient appears to believe. ... (05 Mar 2000) ...

pseudolymphocyte
A small neutrophilic leukocyte with a single round nucleus, characteristic of the rare homozygous Pelger-Huet anomaly. ... (05 Mar 2000) ...

pseudolymphoma
A group of disorders having a benign course but exhibiting clinical and histological features suggestive of malignant lymphoma. Pseudolymphoma is characterised by a benign infiltration of lymphoid cells or histiocytes which microscopically resembles a malignant lymphoma. ... (12 Dec 1998) ...

pseudolysogenic
Pertaining to pseudolysogeny. ... (05 Mar 2000) ...

pseudolysogenic strain
Synonym for carrier strain ... A bacterial strain that is contaminated with a bacteriophage of low infectivity. ... Synonym: pseudolysogenic strain. ... (05 Mar 2000) ...

pseudolysogeny
The condition in which a bacteriophage is maintained (carried) in a culture of a bacterial strain by infecting susceptible variants of the strain, in contradistinction to true lysogeny in which the bacteriophage genome multiplies as an integral part of the bacterial genome. ... (05 Mar 2000) ...

pseudomalignancy
A benign tumour that appears, clinically or histologically, to be a malignant neoplasm. ... See: pseudotumour. ... (05 Mar 2000) ...

pseudomamma
A glandular structure resembling the mammary gland, occurring in dermoid cysts. ... (05 Mar 2000) ...

pseudomania
1. A factitious mental disorder. ... 2. <psychiatry> A mental disorder in which the patient alleges to have committed a crime, but of which he or she is innocent. ... 3. Generally, the morbid impulse to falsify or lie, as in pseudologia. ... (05 Mar 2000) ...

pseudomasturbation
Synonym for peotillomania ... <psychiatry> Rarely used term for a nervous tic consisting of a constant pulling of the penis. ... Synonym: false masturbation, pseudomasturbation. ... Origin: G. Peos, penis, + tillo, to pull out (of hair), + mania, frenzy ... (05 Mar 2000) ...