NDT Advance Access originally published online on November 22, 2006
Nephrology Dialysis Transplantation 2007 22(2):645-648; doi:10.1093/ndt/gfl667
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© The Author [2006]. Published by Oxford University Press on behalf of ERA-EDTA. All rights reserved. For Permissions, please email: journals.permissions@oxfordjournals.org
(Section Editor: M. G. Zeier)
Kidney mass and osteolytic lesion: is it always malignancy?
1Department of Internal Medicine
2Department of Surgery, Urology Service
3Department of Pathology, Universidade Federal do
Paraná, Curitiba, Paraná, Brazil
Correspondence and offprint requests to: José Gastão Rocha de Carvalho, Rua Pedro Demeterco, 984 Jardism das Americas 81530-320 Curitiba, Paraná, Brazil. Email: jgastao@uol.com.br
Keywords: syphilis; kidney disease; bone disease; Treponema infections
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A 43-year-old man was referred to us on March 2005, for further evaluation of a presumed renal tumour with two osteolytic lesions located in the right 11th rib and in the left 12th rib. On October 2004, this patient was seen in an emergency service with a tender and slightly erythematous protuberance located in the lower and posterior right hemithorax, measuring approximately 12 cm in its largest diameter. He did not experience fever or weight loss, and an abdominal ultrasonography reported a cystic mass in the left kidney. In the following weeks, there was a gradual regression of the protuberance,
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