This figure was the same for both sexes. Thirteen percent reported muscle atrophy. MH is now identified as allelic to Hypokalemic PP, and both HyperKPP and HypoKPP patients are at greatly increased risk of developing MH during anesthesia. Short-term memory seems to be adversely affected during weakness, leaving patients worried about neurological effects. Cognitive problems seem to be limited to episodes, as all of our older members, though affected for many years, are in full possession of their mental faculties.
Members report no diminishment of mental ability in affected family members who lived into old age.
Pain in periodic paralysis is well-described in the literature. The information on this site is based on current medical knowledge but should never at any time be substituted for the advice and care of a properly qualified medical consultant. For medical advice seek the services of a physician.