hypokalemic periodic paralysis


hy·po·ka·le·mic per·i·od·ic pa·ral·y·sis

[type I MIM*170400] a form of periodic paralysis in which the serum potassium level is low during attacks; onset usually occurs between the ages of 7-21 years; attacks may be precipitated by exposure to environmental cold, high carbohydrate meal, or alcohol, may last hours to days, and may cause respiratory paralysis; autosomal dominant caused by mutation in the muscle dihydropyridine (DHP)-sensitive calcium channel α-1-subunit (CACNL1A3) on chromosome 1q or X-linked inheritance.

hypokalemic periodic paralysis

Familial periodic paralysis, see there.

hy·po·ka·le·mic per·i·od·ic pa·ral·y·sis

(hī'pō-kă-lē'mik pēr'ē-od'ik păr-al'i-sis) Periodic paralysis in which the serum potassium level is low during attacks; attacks may be precipitated by cold, high carbohydrate meals, or alcohol, may last hours to days, and may cause respiratory paralysis.
Synonym(s): hypokalaemic periodic paralysis.