A Case of Adynamia Episodica Hereditaria

J Korean Neurol Assoc > Volume 6(1); 1988 > Article

Journal of the Korean Neurological Association 1988;6(1): 122-126.

유전성 고칼륨혈증 주기성마비 1예

이성수, 이명식, 김원천, 최일생

연세대학교 신경과.

A Case of Adynamia Episodica Hereditaria

Sung Soo Lee, M.D., Myung Sik Lee, M.D., Won Tsen Kim, M.D.,Il Saing Choi, M.D.

Department of Neurology, Yong Dong Sverance Hospital Yonsei University College of Medicine, Seoul, Korea

Abstract

This is a case report of 32 year-old man with adynamia episodica hereditaria. Adynamia episodica hereditaria is a rare disorder characterized by episodic atacks of muscle weakness occuring in association with an increased serum concentration of potassium. The disorder is usually inherited as autosomal dominant trait and myotonia can be seen in much of the cases. And it is uncertain whether adynamia episodica hereditaria and paramyotonia congenita are variable manifestations of the same disease or not. We now reporta case of adynamia episodica hereditaria with myotonia with the special reference to pathophysiology of paralysis and myotonic symptom.