Table2.
Pre-operative and post-operative findings in patients undergoing Balloon dilation of ET
| Patient | Pre-operative Otoscopy |
Post-operative
Otoscopy |
Pre-operative
Valsalva |
Post-operative Valsalva |
Pre-operative
Tympanometry |
Postoperative tympanometry |
|---|---|---|---|---|---|---|
| 1 | TM retraction | Normal | -Ve | +Ve | Type-C | Type-A |
| 2 | TM retraction | Normal | -Ve | +Ve | Type-C | Type-A |
| 3 | TM looks dull | Normal | -Ve | +Ve | Type-C | Type-A |
| 4 | TM retraction | Normal | -Ve | -Ve | Type-C | Type-A |
| 5 | Air-fluid level behind TM | Normal | -Ve | +Ve | Type-B | No change |
| 6 | TM retraction | Normal | -Ve | +Ve | Type-C | Type-A |
| 7 | TM retraction | Retraction persists | -Ve | +Ve | Type-C | Type-A |
| 8 | TM retraction | Normal | -Ve | +Ve | Type-C | No change |
| 9 | Air-fluid level behind TM | Normal | -Ve | -Ve | Type-B | Type-A |
| 10 | TM retracted | Normal | -Ve | +Ve | Type-C | Type-A |
| 11 | TM retracted | Normal | -Ve | +Ve | Type-C | Type-A |
| 12 | Dull TM | Normal | -Ve | +Ve | Type-B | No Change |
| 13 | Dull TM | Normal | -Ve | +Ve | Type-B | Type-A |
| 14 | Retracted TM | Normal | -Ve | +Ve | Type-C | Type-A |
| 15 | Retracted TM | Normal | -Ve | +Ve | Type-C | Type-A |
| 16 | Dull TM | Normal | -Ve | +Ve | Type-B | Type-A |
| 17 | Dull TM | Normal | -Ve | -Ve | Type-B | Type-A |
| 18 | Retracted TM | Persists TM retraction | -Ve | +Ve | Type-C | Type-A |
| 19 | Retracted TM | Normal | -Ve | +Ve | Type-C | No Change |
| 20 | Retracted TM | Normal | -Ve | +Ve | Type-C | Type-A |
| 21 | Retracted TM | Normal | -Ve | +Ve | Type-C | Type-A |