Table 1.
VM | MD | BPPV | |
---|---|---|---|
Age | Always (peak 4th decade) | 3rd–5th decade | 5th decade |
Sex | F 3 : 1 | F/M 1 : 1 or 1 : 2 M | F 2 : 1 |
Family history | ++ | + | + |
Vertigo | Polysymptomatic, monosymptomatic, or positional | Monosymptomatic | Positional |
Attacks duration | Minutes to days | 20 minutes to 12 hours | Seconds, but recurrent positional paroxysms for days or weeks |
Phono/photophobia | ++ | + | − |
Headache | ++ | + | +− |
Aura | + | − | − |
Hearing loss | + | +++ | − |
Progressive hearing loss | −+ | +++ | − |