This article is only available in the PDF format. Download the PDF to view the article, as well as its associated figures and tables.
To the Editor:—
My attention has been called to an article in The Journal (March 13, p. 828) entitled "Q Fever." Since the basis for the diagnosis of Q fever in this reported case was certain serologic tests done in this laboratory, I feel that two comments should be made: First, the diagnosis of Q fever was made on a complement fixation test the titer of which was only 1: 4. Those interested in this test at this laboratory feel that such a titer is not significant, particularly during the acute illness or early in the convalescence. Second, the article reports other serologic tests done at this laboratory but fails to mention that an agglutination of 1: 80 against Eberthella typhosa was obtained. This was on a sample of serum submitted on August 11, some two and one-half weeks after onset (July 25). In the case report there was no
Dyer RE. "Q FEVER". JAMA. 1943;122(5):331. doi:10.1001/jama.1943.02840220063022
Coronavirus Resource Center
Customize your JAMA Network experience by selecting one or more topics from the list below.
Create a personal account or sign in to: