Potassium aggravated myotonia, which generally begins during childhood or adolescence affects the skeletal muscles of the body. This disorder is characterized by sustained muscle contraction, and it does not allow normal relaxation of the muscles. Myotonia causes stiffness of the muscle, which worsens after exercising and can be aggravated by consuming food that is rich in potassium. Potassium aggravated myotonia severity ranges from mild to severe and muscle stiffness, disabling frequent disease attacks, Myalgias and cramps are common symptoms.
HOW IS POTASSIUM-AGGRAVATED MYOTONIAS DIAGNOSED?
Genetic counseling is offered to families of the affected patients.