Search tips
Search criteria 


Logo of jrsocmedLink to Publisher's site
J R Soc Med. 1995 July; 88(7): 417P–418P.
PMCID: PMC1295278

Delayed diagnosis of cystic fibrosis due to normal sweat electrolytes.


The sweat test, if properly performed, is a reliable tool to assist in the diagnosis of cystic fibrosis. In practice, most errors arise from false positive results. This case serves as a reminder that false negatives may also occur.

Full text

Full text is available as a scanned copy of the original print version. Get a printable copy (PDF file) of the complete article (223K), or click on a page image below to browse page by page. Links to PubMed are also available for Selected References.

Selected References

These references are in PubMed. This may not be the complete list of references from this article.
  • Ashall F, Bramwell ME, Harris H. A new marker for human cancer cells. 1 The Ca antigen and the Ca1 antibody. Lancet. 1982 Jul 3;2(8288):1–6. [PubMed]
  • Schwarz V, Sutcliffe CH, Style PP. Some hazards of the sweat test. Arch Dis Child. 1968 Dec;43(232):695–701. [PMC free article] [PubMed]
  • Roberts G, Stanfield M, Black A, Redmond A. Screening for cystic fibrosis: a four year regional experience. Arch Dis Child. 1988 Dec;63(12):1438–1443. [PMC free article] [PubMed]

Articles from Journal of the Royal Society of Medicine are provided here courtesy of Royal Society of Medicine Press