Table II.
Clinical data of anterior canal BPPV patients.
| Patient # | Sex | Age | Right DH nystagmus | Sitting nystagmus | Left dh nystagmus | Sitting Nystagmus | S-HH-P nystagmus | Diagnosis | Therapeutic manoeuvre | Nr MANs | Outcome | Diagnostic grade |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | M | 56 | DB++ | DB+ CCW+ | DB +++ CCW++ | - | DB+++++ | Right AC | Yacovino | 1 | Right TPC | Certain |
| 2 | M | 60 | DB+++++ | DB++ | DB+++++ | DB+ | DB+++++ | AC | Yacovino | 3 | Right TPC | Certain |
| 3 | F | 46 | DB+++ | DB++ | DB+++ | DB+ + CW+ | DB+++ | (left?)AC | Yacovino | 3 | Left TPC | Certain |
| 4 | F | 47 | DB+++ | - | DB+++ | - | DB++ | AC | Yacovino | 2 | Right TPC | Certain |
| 5 | M | 63 | DB++++ | - | DB++++ | - | DB++++ | AC | Yacovino | 2 | Right TPC | Certain |
| 6 | F | 39 | DB+ | - | DB++ | - | DB++ | AC | Yacovino | 1 | Direct resolution |
Probable |
| 7 | F | 72 | DB+ | - | DB++ | - | DB+ | AC | Yacovino | 1 | Direct resolution |
Probable |
| 8 | F | 48 | DB+ CW+ |
DB+ CW+ |
DB++ | - | DB+++ | Left AC | Yacovino | 2 | Direct resolution |
Probable |
| 9 | F | 66 | DB++ CCW+ |
- | DB++ CCW+ |
- | DB++ CCW+ |
Right AC | Yacovino | 1 | Direct resolution |
Probable |
| 10 | F | 45 | DB+ CW + |
DB+ CW + |
DB++ | - | DB++ | Left AC | Yacovino | 2 | Lost to follow-up |
Possible |
| 11 | M | 49 | DB++ CW + |
DB+ CW + |
DB++ | - | DB+++ | Left AC | Yacovino | 1 | Lost to follow-up |
Possible |
Legend: DH: Dix-Hallpike positioning test; S-HH-P: Straight Head Hanging Positioning test; Nr Mans: Number of manoeuvres; F: Female; M: Male; CW: Clockwise; CCW: Counter-clockwise; DB: Down-beating; AC: Anterior Canal BPPV; TPC: Typical Posterior Canal BPPV; Grading of Nystagmus: from + (the least) to +++++ (the greatest)