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Слова на букву insp-line (2629)

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keratoplasty
Any surgical modification of the cornea; the removal of a portion of the cornea containing an opacity and the insertion in its place of a piece of cornea of the same size and ...
keratoprosthesis
Replacement of the central area of an opacified cornea by plastic. [kerato- + G. prosthesis, addition]
keratorhexis, keratorrhexis
Rupture of the cornea, due to trauma or perforating ulcer. [kerato- + G. rhexis, a bursting]
keratorus
Vaultlike corneal herniation with severe regular myopic astigmatism. [ kerat- + L. torus, swelling, knot, bulge]
keratoscleritis
Inflammation of both cornea and sclera.
keratoscope
An instrument marked with lines or circles by means of which the corneal reflex can be observed. SYN: Placido da Costa disk. [kerato- + G. skopeo, to examine]
keratoscopy
1. Examination of the reflections from the anterior surface of the cornea in order to determine the character and amount of corneal astigmatism. 2. A term first applied by ...
Keratosis
: A localized overgrowth of the upper layer of skin. Common forms of keratosis include aging (senile keratosis) and sun exposure (actinic keratosis). * * * Any lesion on the ...
Keratosis pilaris
Small rough bumps, generally on the face, upper arms, and thighs. Keratosis refers to a localized overgrowth of the upper layer of skin. Pilaris pertains to the hair. In ...
Keratosis, actinic
A small rough spot on skin chronically exposed to the sun, precancerous, can develop into a skin cancer called squamous cell carcinoma, a process that typically takes years. ...
Keratosis, seborrheic
A skin disorder characterized by oily skin and warts and skin lesions that appear to be “stuck on”. The raised spots are usually yellow or brown. Treatment, if warranted, is ...
Keratosis, senile
Thickening of the skin that is associated with old age. The raised spots are usually red, or may match the skin but look leathery and wart-like.
keratosulfate
SYN: keratan sulfate.
keratotome
SYN: keratome.
Keratotomy
A surgical incision (a cut) made into the cornea. A radial keratotomy is a surgical procedure designed to flatten the cornea, reduce its optical power, and correct ...
Keratotomy, radial
An eye surgery procedure designed to flatten the cornea, reducing its optical power, to correct nearsightedness (myopia). In the procedure, incisions (cuts) are made in the ...
keraunophobia
Morbid fear of thunder and lightning. [G. keraunos, thunderbolt, + phobos, fear]
Kerckring
Theodor, Dutch anatomist, 1640–1693. See K. center, K. folds, under fold, ossicle, K. valves, under valve.
kerion
A granulomatous secondarily infected lesion complicating fungal infection of the hair; typically, a raised boggy lesion. [G. k., honeycomb; a skin disease, fr. keros, beeswax]
Kerley
Peter J., English radiologist, 1900–1979. See K. B lines, under line.
kernel
The central portion of the software expression of a mathematical algorithm, as in computed tomography. [O.E. cyrnel, a little corn]
Kernicterus
Disorder due to jaundice in a newborn baby with a high blood level of the pigment bilirubin that is deposited in the brain resulting in damage. Some babies are at high risk. A ...
Kernig
Vladimir, Russian physician, 1840–1917. See K. sign.
Kernig sign
A clinical hallmark of meningitis, inflammation of the meninges, the membranes covering the brain and spinal cord. The test for Kernig sign is done by having the person lie ...
Kernohan
James W., U.S. pathologist, 1896–1981. See K. notch.
kerosene
A mixture of petroleum hydrocarbons, chiefly of the methane series; the fifth fraction in the distillation of petroleum, used as fuel for lamps and stoves, as a degreaser and ...
Kerr
Harry Hyland, U.S. surgeon, 1881–1963. See Parker-K. suture.
Keshan disease
Condition caused by deficiency of the essential mineral selenium. Keshan disease is a potentially fatal form of cardiomyopathy (disease of the heart muscle). It was first ...
Kestenbaum
Alfred, U.S. ophthalmologist, 1890–1961. See K. sign, K. number, K. procedure.
ketal
RC(OR′)(R″)OR; a hydrated ketone in which both hydroxyl groups are esterified with alcohols.
ketamine
A parenterally administered anesthetic that produces catatonia, profound analgesia, increased sympathetic activity, and little relaxation of skeletal muscles; side effect s ...
ketanserin
Specific serotonin 5HT2-receptor antagonist with antihypertensive properties; the drug also reduces platelet aggregation produced by serotonin.
ketene
1. CH2=C=O; a very reactive acetylating agent, used in chemical syntheses. 2. Any substituted k..
ketimine
R—N=C(R′)(R′′); a tautomer of an aldimine, formed in many enzyme-catalyze reactions; e.g., aminotransferases.
keto acid
An acid containing a ketone group (–CO–) in addition to the acid group(s); α-k. refers to a 2-oxo acid ( e.g., pyruvic acid); β-k. refers to a 3-oxo acid ( e.g., ...
keto-
Combining form denoting a compound containing a ketone group; replaced by oxo- in systematic nomenclature. [Ger.]
ketoacidemia
SYN: maple syrup urine disease.
ketoacidosis
Acidosis, as in diabetes or starvation, caused by the enhanced production of ketone bodies.
ketoaciduria
Excretion of urine having an elevated content of keto acid s. - branched chain k. SYN: maple syrup urine disease.
ketoconazole
A broad spectrum antifungal agent used to treat systemic and topical fungal infections.
ketogenesis
Metabolic production of ketones or ketone bodies.
ketogenic
Giving rise to ketone bodies in metabolism.
Ketogenic diet
A diet devised as a treatment for severe seizure disorders that do not respond to conventional medication. The ketogenic diet is comprised almost entirely of fats and protein. ...
ketoheptose
A seven-carbon sugar possessing a ketone group. SYN: heptulose.
ketohexose
A six-carbon sugar possessing a ketone group; e.g., fructose. SYN: hexulose.
ketohydroxyestrin
SYN: estrone.
ketol
A ketone that has an OH group near the CO group. In an α-k., the OH is attached to a carbon atom that is attached to the CO carbon atom; in a β-k., one carbon atom intervenes.
ketole
SYN: indole (1).
ketole group
Carbons 1 and 2 of a 2-ketose (HOCH2CO—); trans-ketolation from d-xylose 5-phosphate to C-1 of aldoses is important in various metabolic pathways involving carbohydrates ( e.g., ...
ketolytic
Causing the dissolution of ketone or acetone substances, referring usually to oxidation products of glucose and allied substances.
ketone
A substance with the carbonyl group linking two carbon atoms; the most important in medicine and the simplest k. is dimethyl k. (acetone).
ketone alcohol
A compound containing a carbonyl or ketone group as well as a hydroxyl group; e.g., dihydroxyacetone.
Ketone bodies
Chemicals that the body makes when there is not enough insulin in the blood and it must break down fat instead of the sugar glucose for energy. The ketone bodies — acetone, ...
ketone-aldehyde mutase
SYN: lactoylglutathione lyase.
ketonemia
The presence of recognizable concentrations of ketone bodies in the plasma. [ ketone + G. haima, blood]
ketonic
Pertaining to, or possessing the characteristics of, a ketone.
ketonization
Conversion into a ketone.
ketonuria
Enhanced urinary excretion of ketone bodies. - branched chain k. SYN: maple syrup urine disease.
ketopantoic acid
Oxidized precursor of pantoic acid, intermediate on the synthetic pathway between α-ketoisovaleric acid and pantothenic acid.
ketopentose
A five-carbon sugar in which carbons 2, 3, or 4 make up part of a carbonyl group; e.g., ribulose.
ketorolac
A pyrrolo-pyrrole nonsteroidal antiinflammatory agent with antipyretic and analgesic properties; similar in actions to ibuprofen but substantially more potent and capable of ...
ketose
A carbohydrate containing the characteristic carbonyl group of the ketones; i.e., a polyhydroxyketone; e.g., fructose, ribulose, sedoheptulose; the majority of the naturally ...
ketose reductase
SYN: d-sorbitol-6-phosphate dehydrogenase.
ketose-1-phosphate aldolase
Fructose bisphosphate aldolase.
ketosis
A condition characterized by the enhanced production of ketone bodies, as in diabetes mellitus or starvation. [ ketone + -osis, condition] - bovine k. a common metabolic ...
ketosuccinic acid
SYN: oxaloacetic acid.
ketosuria
The presence of ketones in the urine.
ketotetrose
A four-carbon sugar possessing a ketone group; E.G., erythrulose.
ketotic
Pertaining to ketone bodies; presence of acidosis due to excess ketone body production such as occurs in uncontrolled insulin-dependent diabetes.
ketotriose
A three-carbon sugar possessing a ketone group; I.E., dihydroxyacetone.
keV
Abbreviation for kiloelectron volts, a unit of energy in diagnostic radiography and nuclear medicine, equivalent to the kinetic energy gained by an electron falling through a ...
Key
Charles Alston, English physician, 1793–1849. Ernst A.H., Swedish anatomist and physician, 1832–1901. See foramen of K.- Retzius, sheath of K. and Retzius.
keyway
The female portion of a precision attachment.
kg
Abbreviation for kilogram.
khat
The tender fresh parts of Catha edulis.
khellin
The active principle in extracts of Ammi visnaga, an umbelliferous plant growing in the Near East; used in angina pectoris and asthma. [Ar. khella]
KHN
Abbreviation for Knoop hardness number.
Ki
Symbol for the dissociation constant of an inhibitor; in enzyme kinetics, Kii reflects the values of Ki that affect the intercept of a double-reciprocal plot, whereas Kis ...
kick
A brisk mechanical stimulus. - atrial k. the priming force contributed by atrial contraction immediately before ventricular systole to increase the efficiency of ventricular ...
KID syndrome
Acronym for the Keratitis- Ichthyosis-Deafness syndrome, a genetic disorder. See Keratitis-ichthyosis-deafness syndrome.
Kidd blood group
See Blood Groups appendix.
Kidney
One of a pair of organs located in the right and left side of the abdomen which clear "poisons" from the blood, regulate acid concentration and maintain water balance in ...
Kidney disease screening
Screening (looking) for early kidney disease in people who are not already known to have it. Kidney disease is common and is commonly insidious in onset. The burden of kidney ...
Kidney scoping
Formally known as retrograde intrarenal surgery (RIRS), this is a procedure for doing surgery within the kidney using a viewing tube called a fiberoptic scope (an endoscope). ...
Kidney stone
1. A stone in the kidney (or lower down in the urinary tract). Kidney stones are a common cause of blood in the urine and pain in the abdomen, flank, or groin. Kidney stones ...
Kidney stones, cystine
Cystine kidney stones are due to cystinuria, an inherited (genetic) disorder of the transport of an amino acid (a building block of protein) called cystine. The result is an ...
Kiel classification
See under classification.
Kielland
See Kjelland.
Kien
Alphonse M.J., 19th century German physician. See Kussmaul-K. respiration.
Kienböck
Robert, Austrian roentgenologist, 1871–1953. See K. disease, K. dislocation, K. unit.
Kiernan
Francis, English physician, 1800–1874. See K. space.
Kiesselbach
Wilhelm, German laryngologist, 1839–1902. See K. area.
Kikuchi
M, 20th century Japanese hematologist. See K. disease.
Kikuchi disease
A disorder that typically causes "swollen glands" in the neck (cervical lymphadenopathy) together with fever or flu-like symptoms. Laboratory test abnormalities include elevated ...
Kilian
Hermann F., German gynecologist, 1800–1863. See K. line.
Kiliani
H., chemist, 1855–1945. See K.- Fischer synthesis, K.- Fischer reaction.
Killian
Gustav J., German laryngologist, 1860–1921. See K. bundle, K. operation, K. triangle.
kilo-
Prefix used in the SI and metric system to signify one thousand (103). [G. chilioi, one thousand]
kilobase
Unit used in designating the length of a nucleic acid sequence; 1 kb equals a sequence of 1000 purine or pyrimidine bases.
kilocalorie
SYN: large calorie.
kilocycle
One thousand cycles per second.
kilogram
The SI unit of mass, 1000 g; equivalent to 15,432.358 gr, 2.2046226 lb. avoirdupois, or 2.6792289 lb. troy.
kilogram-meter
The energy exerted, or work done, when a mass of 1 kg is raised a height of 1 m; equal to 9.80665 J in the SI system.
kilohertz
A unit of frequency equal to 103 hertz.
kilohm
A unit of electrical resistance equal to 103 ohms. [kilo + ohm]
kilojoule
A unit of energy, work, or quantity of heat equal to 103 joules. [kilo + joule]
kilovolt
A unit of electrical potential, potential difference, or electromotive force, equal to 103 volts. [kilo + volt]
kilovoltmeter
An instrument designed to measure electromotive force in kilovolts.
Kimmelstiel
Paul, German pathologist in the U.S., 1900–1970. See K.- Wilson disease, K.- Wilson syndrome.
Kimmelstiel-Wilson syndrome
Diabetic nephropathy (kidney disease). Kimmelstiel-Wilson syndrome is a kidney condition associated with long-standing diabetes. It affects the network of tiny blood vessels ...
Kimura
T., 20th century Japanese pathologist. See K. disease.
kin-, kine-
Movement, motion. SEE ALSO: cine-. [G. kineo, to move, set in motion]
kinanesthesia
A disturbance of deep sensibility in which there is inability to perceive either direction or extent of movement, the result being ataxia. SYN: cinanesthesia. [G. kinesis, ...
kinase
1. An enzyme catalyzing the conversion of a proenzyme to an active enzyme; e.g., enteropeptidase (enterokinase). 2. An enzyme catalyzing the transfer of phosphate groups. For ...
kinase II
SYN: peptidyl dipeptidase A.
kindling
Long-lasting epileptogenic changes induced by daily subthreshold electrical brain stimulation without apparent neuronal damage.
Kindred
An extended family or clan, a group of related individuals. The term "kindred" is used in population studies of diseases or genetic traits. For example, a syndrome of progressive ...
kinematics
In physiology, the science concerned with movements of the parts of the body. SYN: cinematics. [G. kinematica, things that move]
kinemometer
An electromagnetic device, similar in principle to the velocity ballistocardiograph, used to measure the contraction and relaxation elicited in a tendon reflex. [G. kinesis, ...
kinesi-, kinesio-, kineso-
Motion. [G. kinesis]
kinesia
SYN: motion sickness. [G. kinesis, movement]
kinesiatrics
SYN: kinesitherapy. [G. kinesis, movement, + iatrikos, relating to medicine]
kinesics
The study of nonverbal, bodily motion in communication. See body language.
kinesimeter
An instrument for measuring the extent of a movement. SYN: kinesiometer. [G. kinesis, movement, + metron, measure]
kinesin
A motor protein associated with microtubules; participates in the ATP-dependent transport of vesicles and other entities; directs anterograde axonal transport.
kinesio-
See kinesi-.
kinesiology
The science or the study of movement, and the active and passive structures involved. [G. kinesis, movement, + -logos, study]
kinesiometer
SYN: kinesimeter.
kinesipathist
A nonmedical person who treats disease by movements of various kinds.
kinesis
Motion. As a termination, used to denote movement or activation, particularly the kind induced by a stimulus. [G.]
kinesitherapy
Physical therapy involving motion and range of motion exercises. See movement. SYN: kinesiatrics.
kineso-
See kinesi-.
kinesophobia
Morbid fear of movement. [G. kinesis, movement, + phobos, fear]
kinesthesia
1. The sense perception of movement; the muscular sense. 2. An illusion of moving in space. [G. kinesis, motion, + aisthesis, sensation]
kinesthesiometer
An instrument for determining the degree of muscular sensation. [ kinesthesia, + G. metron, measure]
kinesthesis
See kinesthesia.
kinesthetic
1. Relating to kinesthesia. 2. Used to describe a person who preferentially uses mental imagery of that which has been felt. SEE ALSO: internal representation.
Kinetic
With movement. The opposite of kinetic is akinetic. It means without movement. In neurology, kinetic and akinetic denote the presence or absence of movement. Kinetic comes from ...
Kinetics
Kinetics (with an "s" at the end) refers to the rate of change in a biochemical (or other) reaction, the study of reaction rates. Kinetics is a noun. It is distinct from " ...
kineto-
Motion. [G. kinetos, moving, movable]
kinetocardiogram
One type of graphic recording of the vibrations of the chest wall produced by cardiac activity.
kinetocardiograph
A device for recording precordial impulses due to cardiac movement; the absolute displacement of a point on the chest wall is recorded relative to a fixed reference point above ...
kinetochore
The structural portion of the chromosome to which microtubules attach. Cf.:centromere. [ kineto- + G. chora, space]
kinetochores
The protein-bound region of the centromere.
kinetogenic
Causing or producing motion.
kinetoplasm
1. The most contractile part of a cell. 2. The cytoplasm of the droplet that covers the sperm head during maturation. SYN: cinetoplasm, cinetoplasma, kinoplasm. [ kineto- + ...
kinetoplast
An intensely staining rod-, disc-, or spherical-shaped extranuclear DNA structure found in parasitic flagellates (family Trypanosomatidae) near the base of the flagellum, ...
kinetoscope
An apparatus for taking serial photographs to record movement. [ kineto- + G. skopeo, to examine]
kinetosome
SYN: basal body. [ kineto- + G. soma, body]
King
Earl J., Canadian biochemist, 1901–1962. See K. unit, K.- Armstrong unit.
king's evil
historic term for cervical tuberculous lymphadenitis ( scrofula) which was formerly thought to be curable by the touch of a king.
kingdom
One of the four categories into which natural objects are usually classified: the animal k., including all animals; the plant k., including all plants; the mineral k., including ...
Kingella
Genus in the family Neisseriaceae; members are medium-size, Gram-negative, aerobic and facultatively anaerobic, nonmotile cocci and coccobacilli in pairs or short chains, which ...
Kingsley
Norman W., U.S. dentist, 1829–1913. See K. splint.
kinic acid
SYN: quinic acid.
kinin
One of a number of widely differing substances having pronounced and dramatic physiologic effects. Some ( e.g., kallidin and bradykinin) are polypeptides, formed in blood by ...
kininogen
The globulin precursor of a (plasma) kinin. - high molecular weight k. a plasma protein of 110,000 molecular weight that normally exists in plasma in a 1:1 complex with ...
kininogenase
SYN: kallikrein.
kininogenin
SYN: kallikrein.
kink
An angulation, bend, or twist. - Lane k. SYN: Lane band.
Kinky hair syndrome
A genetic disorder, also known as Menkes syndrome, in which the hair is fragile and twisted ("kinky") and there is progressive deterioration of the brain and arterial changes ...
kino-
Movement. [G. kineo, to move]
kinocentrum
SYN: cytocentrum. [ kino- + G. kentron, center]
kinocilium
A cilium, usually motile, having nine peripheral double microtubules and two single central ones. [ kino- + cilium]
kinomometer
An instrument for measuring degree of motion. [ kino- + G. metron, measure]
kinoplasm
SYN: kinetoplasm.
kinoplasmic
Relating to kinoplasm (kinetoplasm).
Kinsey Report
A report entitled "Sexual Behavior in the Human Male" published by Alfred Charles Kinsey's in 1948 that attracted great attention. The Kinsey Report, as it was known, was based ...
kinship
The state of being genetically related.
Kinyoun
Joseph J., U.S. physician, 1860–1919. See K. stain.
kion
Obsolete term for uvula. See entries under cion- as a combining form of uvula. [G. k., pillar, the uvula]
kion-, kiono-
The uvula. See uvulo-, uvul-. [G. kion, uvula]
Kirk
Norman Thomas, U.S. Army surgeon, 1888–1960. See K. amputation.
Kirkland
Olin, U.S. periodontist, 1876–1969. See K. knife.
Kirschner
Martin, German surgeon, 1879–1942. See K. apparatus, K. wire.
Kisch
Bruno, German physiologist, 1890–1966. See K. reflex.
Kiss
A touch or caress with the lips. "The anatomical juxtaposition of two orbicularis oris muscles in a state of contraction." — Henry Gibbons, Sr., MD (1808-1884) (This ...
Kissing bug
The insect that carries and transmits the parasite Trypanosoma cruzi, the cause of Chagas disease (American trypanosomiasis). The bug got its name because it appears to " ...
Kissing disease
A name for infectious mononucleosis ("mono"), a very common illness caused by the Epstein-Barr virus (EBV). By the time most people reach adulthood, an antibody ...
Kit, disaster supplies
Items stored in case of emergency, such as a prolonged power outage, earthquake, or flood. Items stored in case of emergency, such as a prolonged power outage, earthquake, or ...
Kit, emergency supplies
You and your family can cope best by preparing for disaster before it strikes. One way to prepare is by assembling a Disaster Supplies Kit. Once disaster hits, you won't have time ...
Kitasato
Shibasaburo, Baron, Japanese bacteriologist, 1853–1931. See K. bacillus.
Kjeldahl
Johan G.C., Danish chemist, 1849–1900. See K. apparatus, K. method, macro- K. method, micro- K. method.
Kjelland, Kielland
Christian, Norwegian obstetrician, 1871–1941. See K. forceps.
Klatskin
Gerald, U.S. internist; (died 1988). See K. tumor.
Klebs
Theodor Albrecht Edwin, German physician, 1834–1913. See Klebsiella, K.- Loeffler bacillus.
Klebsiella
A group of bacteria normally living in the intestinal tract and frequently the cause of nosocomial infections (infections acquired in the hospital). Named for Dr. Klebs. * * * A ...
kleeblattschädel
See cloverleaf skull syndrome. [Ger. cloverleaf skull]
Kleffner
Frank, 20th century U.S. neurologist. See Landau-K. syndrome. See Landau-K. syndrome.
Kleihauer
See K. stain, Betke-K. test.
Klein
Edward E., Hungarian histologist, 1844–1925. See K.-Gumprecht shadow nuclei, under nucleus.
Kleine
Willi, 20th century German neuropsychiatrist. See K.- Levin syndrome.
Kleine-Levin syndrome
A rare condition characterized by excessive need for sleep, food, and sexual disinhibition. Most people with Kleine-Levin syndrome are adolescent males. When awake, they may be ...
kleptomania
A disorder of impulse control characterized by a morbid tendency to steal. [G. klepto, to steal, + mania, insanity]
kleptomaniac
A person exhibiting kleptomania.
kleptophobia
Morbid fear of stealing or of becoming a thief. [G. klepto, to steal, + phobos, fear]
Klinefelter
Harry F., Jr., U.S. physician, *1912. See K. syndrome.
Klinefelter syndrome
A chromosome condition in boys and men that is usually due to their having 47 chromosomes with XXY sex chromosomes, rather than having the usual 46 chromosomes with XY sex ...
Klippel
Maurice, French neurologist, 1858–1942. See K.- Feil syndrome, K.-Trenaunay- Weber syndrome.
Klippel-Feil sequence/syndrome
The combination of short neck, low hairline at the nape of the neck and limited movement of the head. It is due to a defect in the early development of the spinal column in the ...
Klippel-Trenaunay-Weber (KTW) syndrome
A congenital malformation syndrome characterized by the triad of asymmetric limb hypertrophy, hemangiomata, and nevi. "Asymmetric limb hypertrophy" is enlargement ...
Klumpke
See Dejerine-K..
Klüver
Heinrich, German-born U.S. neurologist, 1897–1975. See K.-Barrera Luxol fast blue stain, K.- Bucy syndrome.
Kluyvera
Genus in family Enterobacteriaceae; organisms are motile, lactose fermenting, and differentiated from other genera by specific phenotypic profiles and DNA-DNA hybridization ...
Km
Symbol for Michaelis constant; Michaelis- Menten constant.
Knapp
Herman J., U.S. ophthalmologist, 1832–1911. See K. streaks, under streak, K. striae, under stria.
Knee
The knee is a joint which has three parts. The thigh bone (the femur) meets the large shin bone (the tibia) to form the main knee joint. This joint has an inner (medial) and an ...
Knee bursitis
A bursa is a fluid-filled sac that functions as a gliding surface to reduce friction between moving tissues of the body. There are three major bursae of the knee. Bursitis is ...
Knee jerk
The reflex tested by tapping just below the knee causing the lower leg to suddenly jerk forward. What is tapped to elicit this reaction is the patellar tendon, the tendon that ...
Knee joint
The knee joint has three parts. The thigh bone (the femur) meets the large shin bone (the tibia) to form the main knee joint. This joint has an inner (medial) and an outer ...
Knee ligaments
Ligaments are strong, elastic bands of tissue that connect bone to bone. They provide strength and stability to the joint. Four ligaments connect the femur (the bone in the thigh) ...
Knee replacement, total
A surgical procedure in which damaged parts of the knee joint are replaced with artifical parts. The surgery is done by separating the muscles and ligaments around the knee to ...
Knee, artificial
Total knee replacement, a surgical procedure in which damaged parts of the knee joint are replaced with artifical parts. The surgery is done by separating the muscles and ...
Knee, housemaid's
The patellofemoral syndrome (PFS), the commonest cause of chronic knee pain. PFS characteristically causes vague discomfort of the inner knee area, aggravated by activity ...
Knee, secretary's
The patellofemoral syndrome (PFS), the commonest cause of chronic knee pain. PFS characteristically causes vague discomfort of the inner knee area, aggravated by activity ...
Kneecap
The medical name for the kneecap is the patella. Whichever name — kneecap or patella — you prefer, it is the small bone that is in the front of the knee. The patella is a ...
Knemidokoptes
A genus of microscopic burrowing sarcoptid mites that infect fowl and caged birds; species include K. laevis var. gallinae, the depluming mite, and K. mutans, the scaly leg ...
KNF model
Abbreviation for Koshland-Némethy- Filmer model.
Kniest
Wilhelm, 20th century German pediatrician. See K. syndrome.
knife
A cutting instrument used in surgery and dissection. [M.E. knif, fr. A.S. cnif, fr. O. Norse knifr] - amputation k. a broad-bladed k. used primarily for transecting large ...
knismogenic
Causing a tickling sensation. [G. knismos, tickling, + -gen, production]
knitting
Nonmedical term denoting the process of union of the fragments of a broken bone or of the edges of a wound. [M.E., knitten, to knot, fr. A.S. cnyttan]
knob
A protuberance; a mass; a nodule. - aortic k. the prominent shadow of the aortic arch on a frontal chest radiograph. - Engelmann basal knobs obsolete eponym for ...
knock
1. Colloquialism for a blow, especially a blow to the head. 2. A sound simulating that of a blow or rap. - pericardial k. an early diastolic sound that is a variant of the ...
knock-knee
SYN: genu valgum.
Knock-knees
An abnormal curve of the legs that causes the knees to touch or nearly touch while the feet are apart. The problem may arise in the bone structure itself, or in some cases it ...
knock-out
A genetically engineered organism in which the genome has been altered by site-directed recombination so that a gene is deleted.
Knockout
Inactivation of specific genes. Knockouts are often created in laboratory organisms such as yeast or mice so that scientists can study the knockout organism as a model for a ...
Knoll
Philipp, Bohemian physiologist, 1841–1900. See K. glands, under gland.
Knoop
Hedwig, German physician, *1908. See K. theory.
Knoop hardness number
See under number.
knot
1. An intertwining of the ends of two cords, tapes, or sutures, in such a way that they cannot easily become separated; or a similar twining or infolding of a cord in its ...
Knuckle
The dorsal aspect of the flexed metacarpophalangeal joint. Knuckle may be shorter and simpler to say. * * * 1. A joint of a finger when the fist is closed, especially a ...
Kobelt
Georg L., German physician, 1804–1857. See K. tubules, under tubule.
Kober
Philip A., U.S. chemist, *1884. See K. test.
Köbner
Heinrich, German dermatologist, 1838–1904. See K. phenomenon.
Koch
Robert, German bacteriologist and Nobel laureate, 1843–1910. See K. bacillus, K. law, K. old tuberculin, K. phenomenon, K. postulates, under postulate, K.-Weeks ...
Koch's postulates
In 1890 the German physician and bacteriologist Robert Koch set out his celebrated criteria for judging whether a given bacteria is the cause of a given disease. Koch's criteria ...
Kocher
Emil Theodor, Swiss surgeon and Nobel laureate, 1841–1917. See K. clamp, K. incision, K. sign, K.-Debré-Sémélaigne syndrome.
Kock
Nils G., 20th century Swedish surgeon. See K. pouch.
Koenig
Franz, German surgeon, 1832–1910. See K. syndrome.
Koerber
H., 20th century German ophthalmologist. See K.-Salus- Elschnig syndrome.
Koerte
Werner, German surgeon, 1853–1937. See K.- Ballance operation.
Koettstorfer
J., 19th century German chemist. See K. number.
Kogoj
Franjo, Yugoslavian physician, 1894–1983. See spongiform pustule of K..
Köhler
Alban, German roentgenologist, 1874–1947. See K. disease. August, German microscopist, 1866–1948. See K. illumination.
Kohlrausch
Otto L.B., German physician, 1811–1854. See K. muscle, K. folds, under fold.
Kohn
Hans N., German pathologist, *1866. See K. pores, under pore.
Kohnstamm
Oskar, German physician, 1871–1917. See K. phenomenon.
koilocyte
A squamous cell, often binucleated, showing a perinuclear halo; characteristic of human papillomavirus infection. [G. koilos, hollow, + kytos, cell]
koilocytosis
Perinuclear vacuolation. SEE ALSO: koilocyte. [G. koilos, hollow, + kytos, cell, + -osis, condition]
koilonychia
A malformation of the nails in which the outer surface is concave; often associated with iron deficiency or softening by occupational contact with oils. SYN: spoon nail. [G. ...
koilosternia
SYN: pectus excavatum. [G. koilos, hollow, + sternon, chest (sternum)]
Kojewnikoff, Kozhevnikov
Aleksei Y., Russian neurologist, 1836–1902. See K. epilepsy.
kojic acid
An antibiotic product of d-glucose catabolism in some molds; can be converted into flavor enhancers.
Kok disease
A genetic disorder also known as hyperexplexia in which babies have an exaggerated startle reflex (reaction). This disorder was not recognized until 1962 when it was described ...
Kokoskin
Evelyn, 20th century Canadian pathologist. See K. stain.
kola
The dried cotyledons of Cola nitida or other species of Cola (family Sterculiaceae) which contains caffeine, theobromine, and a soluble principle, colatin; used as a cardiac ...
Kölliker
Rudolph A. von, Swiss histologist, 1817–1905. See K. layer, K. reticulum.
Kollmann
Arthur, 19th century German urologist. See K. dilator.
Kolmer
John A., U.S. pathologist, 1886–1962. See K. test.
Kolopp
P., 20th century French dermatologist. See Woringer-K. disease.
kolp-
See colpo-.
kolytic
Denoting an inhibitory action. [G. kolyo, to hinder]
Kondoleon
Emmanuel, Greek surgeon, 1879–1939. See K. operation.

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