BOX 5. MYOPATHIES ASSOCIATED WITH MUSCLE STIFFNESS.
| Hypothyroid myopathy |
| Myotonia congenita |
| Paramyotonia congenita |
| Myotonic dystrophy type 1 |
| Proximal myotonic myopathy (myotonic dystrophy type 2) |
| Hyperkalemic periodic paralysis |
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.