Patient dose assessment

3/25/03

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Table of Contents

Patient dose assessment

Patient dose assessment

CT dose descriptors

Computed Tomography Dose Index

CT dose descriptors

CT dose descriptors

CT scanner dosimetry

CT scanner dose descriptors

Effects of scan parameters

Effects of scan parameters

Single slice scanners: collimation

Spiral scanning

Dose issues in multi-slice scanners

Multi-slice scanners

Multi-slice scanners

Multi-slice scanners

Multi-slice scanners

Collimation: four and sixteen slice

Multi-slice scanners: spiral scanning

Helical image reconstruction

Helical image reconstruction

Extra irradiation in helical scanning

Multi-slice scanners: spiral scanning

Multi-slice scanners: scan protocols

Patient dose assessment

Use of CTDI in comparative dosimetry

Use of CTDI in comparative dosimetry

Use of CTDI in comparative dosimetry

Use of CTDI in comparative dosimetry

CT dosimetry parameters

Patient dose assessment

Measurement of skin (or organ) dose

Measurement of skin (or organ) dose

Patient dose assessment

Practical patient dosimetry

NRPB CT organ dose datasets

NRPB CT organ dose datasets

NRPB CT organ dose datasets

NRPB CT organ dose datasets

Patient dose assessment

NRPB CT organ dose datasets

ImPACT scanner matching

Scanner Characteristics Survey

ImPACT survey data

Scanners with NRPB Monte Carlo data sets

Scanners with NRPB SR250 MC data sets

Scanners with NRPB SR250 MC data sets

CTDI data : phantom factor

‘ImPACT’ factor

Newer scanner models

ImPACT Factor - scanner matching

Patient dose assessment

EUR16262 Quality Criteria for CT

Spiral scanning

Tube current modulation

Tube current modulation

Monte Carlo data sets and associated programs

Patient dose assessment

Author: Sue Edyvean

Home Page: http://www.impactscan.org