Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
F-wave characteristics in SCA3 and PreSCA3.
| Upper motor neuron | Lower motor neuron | |
|---|---|---|
| involvement | involvement | |
| SCA3 | Increased mean Famp | Prolonged minimal F latency |
| Increased maximum Famp | Decreased F persisitence | |
| Increased F/M amplitude ratio | ||
| PreSCA3 | Increased maximum | / |
| Famp |
SCA3, spinocerebellar ataxia type 3; PreSCA3, preclinical carriers; Famp, F-wave amplitude.
