بررسي فراواني و خصوصيات فلج دوره اي هيپوكالميك در بيماران بستري شده در بخش بيماريهاي مغز و اعصاب مركز آموزشي درماني شهيد مطهري اروميه

FREQUENCY AND CHARACTERISTICS OF HYPOKALEMIC PERIODIC PARALYSIS AMONG INPATIENTS OF NEUROLOGY WARD AT URMIA MOTAHARY HOSPITAL

Introduction : Periodic Paralysis is diagnosed by paralytic crisis and mascular weakness accompanied with changes in serum level of potassium. Hypokalemic periodic paralysis is the most recognized type of disease with a very low prevalence, especially in men. Proper diagnosis is important for well preventive and well treatable measures. Materials and Methods : Frequency of disease has been measured in a 2-year period of time during this descriptive cross sectional study among inpatients of Motahary hospital neurologic ward in Urmia-Iran to get basic informatiom about frequency and other selected factors of disease. A total of 40 cases was observed during the years of 1996-1997. Discussion : According to the frequency, sex and age and distribution of disease, it appears that hypokalemic periodic paralysis has a various pattern with high prevalence and high preference among males in this area or may be all over the country. So it is necessary to carry out more studies and pay more attention as probable differential diagnosis of paralytic features. Results : 40 men (17 cases per 1000 hospitalization) were studied. All of them were male, 90% of cases were diagnosed as primary type disease. Major of patients had severe paralytic crisis and onset duration was between 1 to 24 hours. Henri or quadri parasis were observed in 60% of cases and others had some degrees of muscular weakness.