Drawing of a redwood tree and the words Redwood MedNet






Health Informatics Glossary

A   B   C   D   E   F   G   H   I   J   K   L   M   N   O   P   Q   R   S   T   U   V   W   X   Y   Z


Z Segment   -   An ad hoc segment used in an HL7 message to carry clinical or patient data that otherwise has no defined field in the HL7 Standard. Z segments can be inserted in any message at any time. All Z segments start with the letter "Z". When using Z segments, it is important to have adequate documentation of what is included.   See HL7

Zero Day Attack   -   A malware attack that exploits a previously unknown vulnerability in a computer application. "Zero" refers to the number of days that the software developers have been aware of the vulnerability.   See Malware





Top of Page


Creative Commons License
This cumulative work from 2005 - 2014 is licensed by Redwood MedNet under a
Creative Commons Attribution-Noncommercial-Share Alike 3.0 United States License.
Some rights reserved.

Redwood MedNet   216 W. Perkins St., #206, Ukiah, California 95482   707.462.6369 (v)   707.462.5015 (f)

Last Update:   30 December 2013