Window level presets for CT data: ReferenceTopic number: 1501609936566
Two types of window level presets are available for CT data: linear and filtered. A linear preset is defined by center and width values and a filtered preset is defined by a combination of an available linear preset and an image filter.
Window level presets are defined by the following criteria:
| Preset | Description |
|---|---|
| Name | The name of the defined preset. |
| Window Center | A numeric value defining the center of the window. This value can be positive or negative. |
| Window Width | A numeric value defining window width. This value must be positive. |
The following presets are defined by default for CT data:
| Name | Window Width | Window Center | Type |
|---|---|---|---|
| Lung | 1500 | -500 | Linear |
| Mediastinum | 150 | 88 | Linear |
| Soft tissue | 350 | 50 | Linear |
| Liver | 150 | 85 | Linear |
| Bone | 2000 | 500 | Linear |
| Abdomen/Pelvis | 300 | 70 | Linear |
| Brain | 80 | 20 | Linear |
| Post Fossa | 125 | 47 | Linear |
| Bone + sharpen filter | 2000 | 500 | Filtered |
| Lung + sharpen filter | 1500 | -500 | Filtered |
| Soft tissue + smooth filter | 350 | 50 | Filtered |