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Overall emergency department discharge rates by isolated cranial computed tomography (CT) finding.
| CT finding | Case 1 | Case 2 |
|---|---|---|
| Linear nondisplaced skull fracture | 71% | 62% |
| Diastatic (widened) skull fracture | 26% | 22% |
| Depressed skull fracture | 19% | 17% |
| Basilar skull fracture | 23% | 17% |
| Pneumocephalus | 9% | 7% |
| Small intracerebral hemorrhage | 10% | 6% |
| Small subarachnoid hemorrhage | 9% | 7% |
| Small intraventricular hemorrhage | 4% | 3% |
| Subdural hematoma | 6% | 4% |
| Epidural hematoma | 2% | 2% |
