Graded on presence/absence of structures to predict candidacy for surgery.
Parameter |
Points |
Stapes present |
2 |
Oval window open |
1 |
Middle ear space |
1 |
Facial nerve |
1 |
Malleus/incus complex |
1 |
Mastoid pneumatized |
1 |
Incus-stapes connection |
1 |
Round window |
1 |
Appearance external ear |
1 |
Total |
10 |
Score |
Type of Candidate |
10 |
Excellent |
9 |
Very good |
8 |
Good |
7 |
Fair |
6 |
Marginal |
5 or less |
Poor |
Original Citation:
Contributed by Emily Zhang