| portal-systemic encephalopathy | An encephalopathy associated with cirrhosis of the liver, attributed to the passage of toxic nitrogenous substances from the portal to the systemic circulation; cerebral manifestations may include coma. Synonym: hepatic encephalopathy. (05 Mar 2000) |
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| portasystemic shunt | A shunt between any parts of the portal and systemic venous systems, including portacaval, mesocaval, splenorenal shunt's or spontaneously occurring shunt's. (05 Mar 2000) |
| portasystemic shunt, surgical | Surgical venous shunt between the portal and systemic circulation to effect decompression of the portal circulation. It is performed primarily in the treatment of bleeding oesophageal varices resulting from portal hypertension. Types of shunt include portacaval, splenorenal, mesocaval, splenocaval, left gastric-caval (coronary-caval), portarenal, umbilicorenal, and umbilicocaval. (12 Dec 1998) |
| portasystemic shunt, transjugular intrahepatic | A type of surgical portasystemic shunt to reduce portal hypertension with associated complications of oesophageal varices and ascites. It is performed percutaneously through the jugular vein and involves the creation of an intrahepatic shunt between the hepatic vein and portal vein. The channel is maintained by a metallic stent. The procedure can be performed in patients who have failed sclerotherapy and is an additional option to the surgical techniques of portocaval, mesocaval, and splenorenal shunts. It takes one to three hours to perform. (jama 1995;273(23):1824-30) (12 Dec 1998) |
| portative | 1. Portable. 2. <physics> Capable of holding up or carrying; as, the portative force of a magnet, of atmospheric pressure, or of capillarity. Origin: Cf. F. Portatif Source: Websters Dictionary (01 Mar 1998) |
| porte | The Ottoman court; the government of the Turkish empire, officially called the Sublime Porte, from the gate (port) of the sultan's palace at which justice was administered. Origin: F. Porte a gate, L. Porta. See Port a gate. Source: Websters Dictionary (01 Mar 1998) |
| porter | A membrane protein that functions to transport substances into and out of the cell. (09 Oct 1997) |
| Porter's fascia | The layer of fascia investing the infrahyoid muscles and contributing to the formation of the carotid sheath. Synonym: lamina pretrachealis, middle cervical fascia, Porter's fascia, pretracheal layer. (05 Mar 2000) |
| Porter, Curt | <person> U.S. Biochemist, *1914. See: Porter-Silber chromogens, Porter-Silber reaction, Porter-Silber chromogens test. (05 Mar 2000) |
| Porter, Thomas | <person> British scientist, 1860-1933. See: Ferry-Porter law. (05 Mar 2000) |
| Porter, William | <person> Irish surgeon, 1790-1861. See: Porter's fascia. (05 Mar 2000) |
| Porter-Silber chromogens test | A test, dependent on the Porter-Silber reaction, that is used as a measure of adrenocortical function and is performed on urine. Low values are seen in Addison's disease and hypopituitarism; high values are seen in Cushing's syndrome and extreme stress. Synonym: 17-OH-corticoids test, Porter-Silber chromogens test. (05 Mar 2000) |
| Porter-Silber reaction | The basis of the 17-hydroxycorticosteroid test; C-21 adrenocorticosteroids, which contain a dihydroxyacetone group at carbons 19, 20, and 21, react with phenylhydrazine. (05 Mar 2000) |
| portfire | A case of strong paper filled with a composition of niter, sulphur, and mealed powder, used principally to ignite the priming in proving guns, and as an incendiary material in shells. Source: Websters Dictionary (01 Mar 1998) |
| portfolio | 1. A portable case for holding loose papers, prints, drawings, etc. 2. Hence: The office and functions of a minister of state or member of the cabinet; as, to receive the portfolio of war; to resign the portfolio. Origin: F. Portefeuille; porter to carry + feuille a leaf. See Port to carry, and Folio. Source: Websters Dictionary (01 Mar 1998) |
Synonyms : Portraits (PT)
Synonyms :
Synonyms : Portulaca oleracae, Portulaca oleracea
Synonyms :
| Portuguese man-of-war |
large siphonophore having a bladderlike float and stinging tentacles
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| portion |
part: something determined in relation to something that includes it; "he wanted to feel a part of something bigger than himself"; "I read a portion of the manuscript"; "the smaller component is hard to reach" part: something less than the whole of a human artifact; "the rear part of the house"; "glue the two parts together" parcel: the allotment of some amount by dividing something; "death gets more than its share of attention from theologians" share: assets belonging to or due to or contributed by an individual person or group; "he wanted his share in cash" fortune: your overall circumstances or condition in life (including everything that happens to you); "whatever my fortune may be"; "deserved a better fate"; "has a happy lot"; "the luck of the Irish"; "a victim of circumstances"; "success that was her portion" dowry: money or property brought by a woman to her husband at marriage helping: an individual quantity of food or drink taken as part of a meal; "the helpings were all small"; "his portion was larger than hers"; "there's enough for two servings each" assign: give out or allot; "We were assigned new uniforms"
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| Porter |
a person employed to carry luggage and supplies doorkeeper: someone who guards an entrance United States writer of short stories whose pen name was O. Henry (1862-1910) United States composer and lyricist of musical comedies (1891-1946) a railroad employee who assists passengers (especially on sleeping cars) carry luggage or supplies; "They portered the food up Mount Kilimanjaro for the tourists" a very dark sweet ale brewed from roasted unmalted barley
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| porto- |
port city in northwest Portugal; noted for port wine
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| portal circulation |
1. the circulation of blood from the capillaries of one organ through larger vessels to the capillaries of another organ, before returning through larger veins back to the heart; see also hypophysial portal c. 2. the passage of the blood from capillaries of the gastrointestinal tract and spleen through capillaries of the liver before entering the hepatic vein. 3. hypothalamo-hypophysial portal system.
출처: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| port | the wood of the Port Orford cedar tree |
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| port | port city in Sudan on the Red Sea |
| port | capital of Vanuatu |
| port | sweet dark-red dessert wine originally from Portugal |
| port | heart surgery in which a coronary bypass is performed by the use of small instruments and tiny cameras threaded through small incisions while the heart is stopped and blood is pumped through a heart-lung machine |
| port | the capital and largest city of Haiti |
| port | the capital and largest city of Trinidad and Tobago on the west coast of the island of Trinidad |
| port | a flat birthmark varying from pink to purple |
| port | an aperture or hole opening into a bodily cavity |
| port | opening for major blood vessels to enter and leave the liver |
| port | the quality of being light enough to be carried |
| port | a small light typewriter |