Temporal bone CT findings compared with intraoperative findings and clinical presentation in patients with revision stapedectomy
| Patient | CT Oto | Age, y | Sex | Presentation | CT | Surgery |
|---|---|---|---|---|---|---|
| 1 | B OtoF | 55 | F | R MHL, vest | R LPS with incus erosion, gas in vestibule? | R LPS with incus necrosis, fistula not mentioned |
| 2 | B neg | 44 | F | R SNHL, vest | Neg | R long piston |
| 3 | R OtoF | 35 | F | L CHL, tinnitus | L prosthesis dislocation from OW | L long piston, loosening |
| 4 | B OtoC | 68 | M | R MHL | R LPS with disconnection, scar, incus erosion, OW dislocation | R LPS with disconnection, scar, incus necrosis, OW dislocation |
| 5 | R OtoF | 56 | F | R SNHL, vest | R long piston | R long piston, incus medialized |
| 6 | B OtoF | 80 | M | L SNHL | L long piston | L CI (piston length unconfirmed) |
| Clinical notes limited | ||||||
| 7 | B OtoC | 56 | M | L MHL, vest | L LO, B OtoC, B OtoO | L OtoO prior surgery |
| R MHL | R CI limited notes; HL thought in part caused by OtoC | |||||
| 8 | B neg | 44 | M | L CHL | L short piston | L short piston |
| 9 | B OtoF | 61 | M | R CHL | Neg | R OW dislocation, bone ingrowth |
| 10 | B neg | 15 | F | R CHL | R OW dislocation | R OW dislocation, scar, OtoO |
| 11 | B OtoC | 51 | F | R MHL | R OtoO | R OtoO prior surgery |
| R CI; HL probably caused by OtoC | ||||||
| 12 | B neg | 54 | F | R CHL | R incus erosion | R piston loose, incus necrosis, scar |
| 13 | R OtoF | 30 | F | R CHL | R incus erosion | R stapes not crimped and scarred to incus with incus necrosis |
| 14 | B OtoF | 31 | F | R CHL | R incus erosion and disconnection, OtoO | R incus erosion and disconnection, OtoO |
| 15 | R OtoF | 67 | F | R CHL, vest | Neg | R nonmobile piston surrounded by scar |
| 16 | B neg | 53 | F | R vest | R long piston, incus erosion | R long piston, scar, incus necrosis |
| 17 | R OtoF | 52 | F | L vest | L incus erosion, prosthesis disconnection, OW dislocation | L piston medialized, disconnection, incus necrosis |
Note:—LPS indicates lateralized piston syndrome; CHL, conductive hearing loss; SNHL, sensorineural hearing loss; MHL, mixed hearing loss; R, right; L, left; B, bilateral; OtoF, fenestral otosclerosis; OtoC, cochlear otosclerosis; OtoO, obliterative otosclerosis; neg, negative; vest, vestibular symptoms; CI, cochlear implantation; OW, oval window; LO, labyrinthine ossificans; HL, hearing loss.