[Skip to Content]
Access to paid content on this site is currently suspended due to excessive activity being detected from your IP address Please contact the publisher to request reinstatement.
[Skip to Content Landing]
January 31, 1977

Hypokalemic Periodic Paralysis in a Puerto Rican Black

Author Affiliations

Veterans Administration Hospital Case Western Reserve University Cleveland
University of Puerto Rico Rio Piedras

JAMA. 1977;237(5):447-448. doi:10.1001/jama.1977.03270320025005

To the Editor.—  Hypokalemic periodic paralysis (HPP) is a rare disease; however, descriptions of the entity have appeared in different parts of the world.1 This case is presented because, to our knowledge, this is the first time that HPP has been described in a Puerto Rican man.

Report of a Case.—  A 30-year-old black Puerto Rican man enjoyed good health until 1974, when he had an unexplained episode of transient paraparesis. On April 22, 1976, he engaged in unusually heavy labor and ate a large amount of cake and ice cream. On the following day, he awoke with weakness of the legs. He was taken to the hospital, where results of a CSF analysis were normal. There was progression of symptoms, as judged by the development of flaccid quadriplegia and dysphagia. He was transferred to our hospital on April 24.There was no history of fever, vomiting, diarrhea, polyuria,