pattern


pattern
1. A design; often refers to chest radiographic findings. 2. In dentistry, a form used in making a mold, as for an inlay or partial denture framework.
- airspace-filling p. SYN: alveolar p..
- airway p. chest radiographic appearance of thickened bronchial walls, bronchiectasis, bronchiolitis, or acinar consolidation.
- alveolar p. cloudy to dense opacities, obscuring vascular markings, on chest radiographs. SYN: airspace-filling p..
- ballerina-foot p. a vigorous posteromedial contraction of the left ventricle coupled with convexity anteriorly sometimes resulting from poor contraction of the opposing anterior wall; it is the most frequent dyssynergy observed in the prolapsed mitral valve leaflet syndrome (even with a normal anterior wall) and produces a configuration of angiographic dye in the right anterior oblique projection resembling a ballerina's foot; sometimes called dancer's foot malformation.
- butterfly p. bilateral, symmetric, pulmonary alveolar opacities sparing the periphery, on chest radiographs; usually caused by pulmonary edema.
- ground-glass p. radiographic or CT appearance of hazy opacity that fails to obscure pulmonary vascular markings.
- honeycomb p. dense, slightly irregular circular shadows, most common next to the pleura at the lung base, on chest radiographs or CT; caused by chronic interstitial fibrosis of diverse causes.
- hourglass p. a vigorous ringlike contraction observed angiographically in the left ventricular angiogram in the right anterior oblique projection, resembling an hourglass; it is seen in the prolapsed mitral valve leaflet syndrome.
- interstitial p. one of several chest radiographic patterns associated with interstitial infiltration or thickening, including honeycomb p., miliary p., reticulonodular p., or septal lines.
- juvenile p. a precordial T-wave inversion, sometimes with J-ST elevations in an electrocardiogram, resembling that seen in normal children, which occurs as a normal variant in some adults, especially black persons, and especially in leads V1, V2, and V3.
- miliary p. a chest radiographic p. of fine, rounded opacities, typical of hematogenous dissemination of tuberculosis; size has some relationship to that of a millet seed.
- mosaic p. on high-resolution CT scans of the lungs, a p. of brighter and darker regions corresponding to differences in perfusion or aeration; found in some cases of chronic thromboembolism or of bronchiolitis obliterans. Cf.:oligemia.
- occlusal p. SYN: occlusal form.
- reticulonodular p. (re-tik′u-lo-nod′u-lar) a somewhat netlike chest radiographic p., with nodular thickening at the intersections of the lines; a nonspecific interstitial p..
- wax p. a p. of wax that, when invested and burned out or otherwise eliminated, will produce a mold in which a casting may be made. SYN: wax form.

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pat·tern 'pat-ərn n
1) a model for making a mold used to form a casting
2) a reliable sample of traits, acts, tendencies, or other observable characteristics of a person, group, or institution <\patterns of behavior>
3) an established mode of behavior or cluster of mental attitudes, beliefs, and values that are held in common by members of a group

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pat·tern (patґərn) 1. a design to be followed or a device to be used in the construction or fabrication of something. 2. the particular design or arrangement of figures. 3. a characteristic set of traits or actions, as behavior patterns.

Medical dictionary. 2011.

Synonyms:

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  • Pattern — Pat tern, n. [OE. patron, F. patron, a patron, also, a pattern. See {Patron}.] 1. Anything proposed for imitation; an archetype; an exemplar; that which is to be, or is worthy to be, copied or imitated; as, a pattern of a machine. [1913 Webster]… …   The Collaborative International Dictionary of English

  • pattern — [ patɛrn ] n. m. • 1914; mot angl. « modèle schématique » ♦ Anglic. Modèle simplifié d une structure, en sciences humaines. ⇒ modèle, 2. patron, schéma, structure, type. ⊗ HOM. Paterne. ● pattern nom masculin (anglais pattern) Modèle spécifique… …   Encyclopédie Universelle

  • pattern — [pat′ərn] n. [ME patron < OFr patrun, patron, hence something to be imitated, pattern: see PATRON] 1. a person or thing considered worthy of imitation or copying 2. a model or plan used as a guide in making things; set of forms to the shape of …   English World dictionary

  • Pattern — ist ein ehemaliger Ortsteil von Aldenhoven, siehe: Pattern (Aldenhoven) ein Ortsteil von Jülich, siehe: Pattern (Jülich) ein anglisierender Begriff für „Muster“ in der strukturfunktionalistischen Soziologie eine Struktur – siehe Pattern Variables …   Deutsch Wikipedia

  • pattern — pat·tern / pa tərn/ n 1: a form or model proposed for imitation 2: a recognizably consistent series of related acts found a pattern of discrimination in that company a pattern of racketeering activity Merriam Webster’s Dictionary of Law. Merriam… …   Law dictionary

  • pattern — [n1] design, motif arrangement, decoration, device, diagram, figure, guide, impression, instruction, markings, mold, motive, original, ornament, patterning, plan, stencil, template, trim; concepts 259,625 Ant. plainness pattern [n2] arrangement,… …   New thesaurus

  • Pattern — Pat tern, v. t. [imp. & p. p. {Patterned}; p. pr. & vb. n. {Patterning}.] 1. To make or design (anything) by, from, or after, something that serves as a pattern; to copy; to model; to imitate. Milton. [1913 Webster] [A temple] patterned from that …   The Collaborative International Dictionary of English

  • pattern — (n.) early 14c., the original proposed to imitation; the archetype; that which is to be copied; an exemplar [Johnson], from O.Fr. patron, from M.L. patronus (see PATRON (Cf. patron)). Extended sense of decorative design first recorded 1580s, from …   Etymology dictionary

  • pattern — /ˈpattern, ingl. ˈpæt(J)n/ [vc. ingl., propr. «campione, modello»] s. m. inv. 1. schema, modello 2. struttura, sistema …   Sinonimi e Contrari. Terza edizione

  • pattern — ► NOUN 1) a repeated decorative design. 2) a regular or discernible form or order in which a series of things occur: working patterns. 3) a model, design, or set of instructions for making something. 4) an example for others to follow. 5) a model …   English terms dictionary

  • Pattern — Pattern. См. Модель. (Источник: «Металлы и сплавы. Справочник.» Под редакцией Ю.П. Солнцева; НПО Профессионал , НПО Мир и семья ; Санкт Петербург, 2003 г.) …   Словарь металлургических терминов


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