hypokalemic periodic paralysis
An inherited form of periodic paralysis characterized by attacks in which the serum potassium level is low and respiratory paralysis may occur. Onset usually occurs between the ages of 7 and 21 years.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.