00817nas a2200109 4500000000100000008004100001100001800042700001900060245006100079856007800140520048900218 2020 d1 ados Santos VM1 ados Santos LAM00aRENAL INVOLVEMENT IN HANSENIASIS: A LONGSTANDING CONCERN uhttps://portalrevistas.ucb.br/index.php/rmsbr/article/viewFile/11733/70823 aThe growing number of severe multibacillary cases of hanseniasis due to late diagnosis has contributed to the prevalent high burden of this disease in low-income and developing countries. Unfavorable courses have been associated with lesions of internal organs as the case of kidneys. Renal amyloidosis and chronic renal failure are among the main causes of poor outcomes. These comments aim to highlight the role of renal biopsy studies in patients with lepromatous hanseniasis.