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Coincidence ratio of CT and MRI examinations with the surgical exploration in diagnosing sites of cerebrospinal leak
| Sites | Number | CT | MR | ||||
|---|---|---|---|---|---|---|---|
|
|
|
||||||
| Coincidence with surgery | Missed diagnosis | Wrong diagnosis | Coincidence with surgery | Missed diagnosis | Wrong diagnosis | ||
| Ethmoid bone | 14 | 8 | 2 | 5 | 1 | ||
| Frontal sinus | 10 | 6 | 1 | 1 | 3 | ||
| Sphenoid bone | 8 | 3 | 1 | 1 | 5 | ||
| Petrous bone | 3 | 1 | 1 | ||||
| Temporal bone | 1 | 1 | 0 | ||||
|
|
|
||||||
| Accuracy | 90.48% | 93% | |||||
