GE Revolution CT, User Manual

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2 Patient Schedule......................................................................................................................... 204
2.1 Schedule features..............................................................................................................204
2.1.1 Schedule window.......................................................................................................204
2.1.2 Schedule columns..................................................................................................... 204
2.1.3 Schedule buttons and icons.......................................................................................205
2.1.4 Schedule dropdown menu.........................................................................................206
2.2 New and completed records .............................................................................................207
2.3 Add a patient to the Schedule........................................................................................... 207
2.4 Edit a patient in the schedule ........................................................................................... 208
2.5 Delete a patient from the schedule ...................................................................................209
2.6 View more patient information on the schedule.................................................................210
2.7 Select a patient from the schedule ................................................................................... 210
2.8 Check a patient's status ....................................................................................................210
2.9 Search for a Patient on the Schedule.................................................................................211
2.10 HIS/RIS Search................................................................................................................ 211
2.11 Setting up the HIS/RIS Refresh........................................................................................213
2.12 Update the patient schedule ...........................................................................................215
Chapter 11 SCAN.................................................................................................................................217
1 Overview......................................................................................................................................217
2 Scan Theory................................................................................................................................ 218
2.1 Dose Deterministic Effects................................................................................................. 218
2.2 CT Perfusion.......................................................................................................................220
2.2.1 Purpose of CT Perfusion .......................................................................................... 220
2.2.2 Components of a CT Perfusion Study....................................................................... 221
2.2.2.1 Body perfusion considerations..........................................................................221
2.2.2.2 Perfusion acquisition types .............................................................................. 221
2.2.2.3 Scan parameter effects on dose.......................................................................222
2.2.2.3.1 kV effects on dose................................................................................... 222
2.2.2.3.2 mA effects on dose.................................................................................. 222
2.2.2.4 Considerations for peak skin dose....................................................................222
Revolution CT User Manual
Direction 5480385-1EN, Revision 1
Table of Contents 13