portal venography ne demek?

portal

1. Sadece bir konuda yoğunlaşmış bilgilerin yer aldığı Genel Ağ sayfası.
2. Ana kapı.
3. High-traffic Web site with a wide range of content, services and vendor links It acts as a value-added middleman by selecting the content sources and assembling them in a simple-to-navigate and customize interface for presentation to the end user Portals typically offer such services as Web searching, news, reference tools, access to online shopping venues, and communications capabilities including e-mail and chat rooms.
4. Portal is a Web site that serves as a gateway to the Internet, often consisting of a collection of links to the most popular Web services on the Internet.
5. Web site that becomes a user's primary starting point for access to the Internet AOL and Yahoo! are examples of portal sites.
6. Gateway or entrance to the web In common usage it has come to describe a starting point page with a hierarchical, topical directory, a search window, and added features like news headlines and stock quotes For typical examples, see Yahoo and Netscape Netcenter.
7. Term, generally synonymous with gateway, for a World Wide Web site that is or proposes to be a major starting site for users when they get connected to the Web or that users tend to visit as an anchor site There are general portals and specialized or niche portals.
8. An integrated and personalized web-based interface to information, applications and collaborative services Access to most portals is limited to corporate employees or corporate employees and certain qualified vendors, contractors, customers and other parties within the extended enterprise.
9. Usually used as a marketing term to described a Web site that is or is intended to be the first place people see when using the Web Typically a 'Portal site' has a catalog of web sites, a search engine, or both A Portal site may also offer email and other service to entice people to use that site as their main 'point of entry' to the Web.
10. Short vein that carries blood into the liver.

portal venografi

1. Portal venin kontrast madde verilerek grafisinin alınması.
2. Portal venography.

venography

1. Toplardamar radyografisi
2. Bkz. venografi
3. Damar röntgeni çekimi, flebografi, içine bir radyopak madde enjekte edilen damarın geleneksel X-ray filminin çekilerek incelenmesi metodu (tıkanmaları tespit etmek için kullanılır)