Cisplatin-Induced Renal Salt Wasting Requiring over 12 Liters of 3% Saline Replacement

Cisplatin is known to induce Fanconi syndrome and renal salt wasting (RSW). RSW typically only requires transient normal saline (NS) support. We report a severe RSW case that required 12 liters of 3% saline. A 57-year-old woman with limited stage small cell cancer was admitted for cisplatin (80 mg/m...

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Main Authors: Phuong-Chi Pham, Pavani Reddy, Shaker Qaqish, Ashvin Kamath, Johana Rodriguez, David Bolos, Martina Zalom, Phuong-Thu Pham
Format: Article
Language:English
Published: Wiley 2017-01-01
Series:Case Reports in Nephrology
Online Access:http://dx.doi.org/10.1155/2017/8137078
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author Phuong-Chi Pham
Pavani Reddy
Shaker Qaqish
Ashvin Kamath
Johana Rodriguez
David Bolos
Martina Zalom
Phuong-Thu Pham
author_facet Phuong-Chi Pham
Pavani Reddy
Shaker Qaqish
Ashvin Kamath
Johana Rodriguez
David Bolos
Martina Zalom
Phuong-Thu Pham
author_sort Phuong-Chi Pham
collection DOAJ
description Cisplatin is known to induce Fanconi syndrome and renal salt wasting (RSW). RSW typically only requires transient normal saline (NS) support. We report a severe RSW case that required 12 liters of 3% saline. A 57-year-old woman with limited stage small cell cancer was admitted for cisplatin (80 mg/m2) and etoposide (100 mg/m2) therapy. Patient’s serum sodium (SNa) decreased from 138 to 133 and 125 mEq/L within 24 and 48 hours of cisplatin therapy, respectively. A diagnosis of syndrome of inappropriate antidiuretic hormone secretion (SIADH) was initially made. Despite free water restriction, patient’s SNa continued to decrease in association with acute onset of headaches, nausea, and dizziness. Three percent saline (3%S) infusion with rates up to 1400 mL/day was required to correct and maintain SNa at 135 mEq/L. Studies to evaluate Fanconi syndrome revealed hypophosphatemia and glucosuria in the absence of serum hyperglycemia. The natriuresis slowed down by 2.5 weeks, but 3%S support was continued for a total volume of 12 liters over 3.5 weeks. Attempts of questionable benefits to slow down glomerular filtration included the administration of ibuprofen and benazepril. To our knowledge, this is the most severe case of RSW ever reported with cisplatin.
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spelling doaj-art-e6386914b2014053b977c0e1f78c19b32025-02-03T05:48:24ZengWileyCase Reports in Nephrology2090-66412090-665X2017-01-01201710.1155/2017/81370788137078Cisplatin-Induced Renal Salt Wasting Requiring over 12 Liters of 3% Saline ReplacementPhuong-Chi Pham0Pavani Reddy1Shaker Qaqish2Ashvin Kamath3Johana Rodriguez4David Bolos5Martina Zalom6Phuong-Thu Pham7Olive View-UCLA Medical Center, Division of Nephrology and Hypertension, Sylmar, CA 91342, USAOlive View-UCLA Medical Center, Division of Nephrology and Hypertension, Sylmar, CA 91342, USAOlive View-UCLA Medical Center, Division of Nephrology and Hypertension, Sylmar, CA 91342, USAOlive View-UCLA Medical Center, Division of Nephrology and Hypertension, Sylmar, CA 91342, USAOlive View-UCLA Medical Center, Division of Hematology and Oncology, Sylmar, CA 91342, USAOlive View-UCLA Medical Center, Division of Hematology and Oncology, Sylmar, CA 91342, USAOlive View-UCLA Medical Center, Division of Hematology and Oncology, Sylmar, CA 91342, USARonald Reagan UCLA Medical Center, Kidney Transplant, Los Angeles, CA 90095, USACisplatin is known to induce Fanconi syndrome and renal salt wasting (RSW). RSW typically only requires transient normal saline (NS) support. We report a severe RSW case that required 12 liters of 3% saline. A 57-year-old woman with limited stage small cell cancer was admitted for cisplatin (80 mg/m2) and etoposide (100 mg/m2) therapy. Patient’s serum sodium (SNa) decreased from 138 to 133 and 125 mEq/L within 24 and 48 hours of cisplatin therapy, respectively. A diagnosis of syndrome of inappropriate antidiuretic hormone secretion (SIADH) was initially made. Despite free water restriction, patient’s SNa continued to decrease in association with acute onset of headaches, nausea, and dizziness. Three percent saline (3%S) infusion with rates up to 1400 mL/day was required to correct and maintain SNa at 135 mEq/L. Studies to evaluate Fanconi syndrome revealed hypophosphatemia and glucosuria in the absence of serum hyperglycemia. The natriuresis slowed down by 2.5 weeks, but 3%S support was continued for a total volume of 12 liters over 3.5 weeks. Attempts of questionable benefits to slow down glomerular filtration included the administration of ibuprofen and benazepril. To our knowledge, this is the most severe case of RSW ever reported with cisplatin.http://dx.doi.org/10.1155/2017/8137078
spellingShingle Phuong-Chi Pham
Pavani Reddy
Shaker Qaqish
Ashvin Kamath
Johana Rodriguez
David Bolos
Martina Zalom
Phuong-Thu Pham
Cisplatin-Induced Renal Salt Wasting Requiring over 12 Liters of 3% Saline Replacement
Case Reports in Nephrology
title Cisplatin-Induced Renal Salt Wasting Requiring over 12 Liters of 3% Saline Replacement
title_full Cisplatin-Induced Renal Salt Wasting Requiring over 12 Liters of 3% Saline Replacement
title_fullStr Cisplatin-Induced Renal Salt Wasting Requiring over 12 Liters of 3% Saline Replacement
title_full_unstemmed Cisplatin-Induced Renal Salt Wasting Requiring over 12 Liters of 3% Saline Replacement
title_short Cisplatin-Induced Renal Salt Wasting Requiring over 12 Liters of 3% Saline Replacement
title_sort cisplatin induced renal salt wasting requiring over 12 liters of 3 saline replacement
url http://dx.doi.org/10.1155/2017/8137078
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