Kerr kink
Last revised by Daniel J Bell on 5 Jan 2020
Citation, DOI, disclosures and article data
Citation:
Gaillard F, Bell D, Shah V, et al. Kerr kink. Reference article, Radiopaedia.org (Accessed on 06 Oct 2024) https://doi.org/10.53347/rID-1553
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rID:
1553
Article created:
Disclosures:
At the time the article was created Frank Gaillard had no recorded disclosures.
View Frank Gaillard's current disclosures
Last revised:
5 Jan 2020,
Daniel J Bell ◉
Disclosures:
At the time the article was last revised Daniel J Bell had no recorded disclosures.
View Daniel J Bell's current disclosures
Revisions:
4 times, by
3 contributors -
see full revision history and disclosures
Systems:
Sections:
Synonyms:
- Kerr kink sign
- Kerr's kink
The Kerr kink is a sign of renal tuberculosis. Scarring in the adjacent tissues due to chronic inflammation leads to a sharp kink at the pelviureteric junction (PUJ).
History and etymology
William "Bill" K Kerr, a Canadian urologist, described his eponymous sign in 1967 3.
References
- 1. Merchant S, Bharati A, Merchant N. Tuberculosis of the genitourinary system-Urinary tract tuberculosis: Renal tuberculosis-Part I. Indian J Radiol Imaging. 2013;23 (1): 46-63. doi:10.4103/0971-3026.113615 - Free text at pubmed - Pubmed citation
- 2. Wong N, Hoag NA, Jones EC et-al. Genitourinary tuberculosis masquerading as a ureteral calculus. Can Urol Assoc J. 2013;7 (5-6): E363-6. doi:10.5489/cuaj.1219 - Free text at pubmed - Pubmed citation
- 3. Barrie HJ, Kerr WK, Gale GL. The incidence and pathogenesis of tuberculous strictures of the renal pyelus. The Journal of urology. 1967;98 (5): 584-9. Pubmed
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