Acute Kidney Injury following Exposure to Formaldehyde-Free Hair-Straightening Products

Formaldehyde-free hair-straightening products are hair-smoothening solutions widely used by professional beauty salons. Formaldehyde-free hair straighteners do not technically contain formaldehyde; however, they contain other chemicals such as glyoxyloyl carbocysteine which releases formaldehyde upo...

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Main Authors: Nabil Abu-Amer, Natalie Silberstein, Margarita Kunin, Sharon Mini, Pazit Beckerman
Format: Article
Language:English
Published: Karger Publishers 2022-07-01
Series:Case Reports in Nephrology and Dialysis
Subjects:
Online Access:https://beta.karger.com/Article/FullText/525567
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author Nabil Abu-Amer
Natalie Silberstein
Margarita Kunin
Sharon Mini
Pazit Beckerman
author_facet Nabil Abu-Amer
Natalie Silberstein
Margarita Kunin
Sharon Mini
Pazit Beckerman
author_sort Nabil Abu-Amer
collection DOAJ
description Formaldehyde-free hair-straightening products are hair-smoothening solutions widely used by professional beauty salons. Formaldehyde-free hair straighteners do not technically contain formaldehyde; however, they contain other chemicals such as glyoxyloyl carbocysteine which releases formaldehyde upon contact with heat. Moreover, its by-product glyoxylate may convert to oxalate; both compounds have potential nephrotoxic effect. Here, we report a case of a 41-year-old woman who presented to the emergency room with weakness, nausea, vomiting, and stage 3 acute kidney injury (AKI) according to Kidney Disease: Improving Global Outcomes (KDIGO) acute kidney injury staging shortly after exposure to formaldehyde-free hair-straightening product; other causes of AKI were excluded such as preceding acute illness, drug history, or other nephrotoxic agent exposure. On physical examination, the patient was pale, and her vital signs were normal. The urine microscopy and serologic workup were not indicative. Kidney core biopsy revealed interstitial edema, acute interstitial nephritis, and oxalate crystal nephropathy. Kidney function completely recovered after a short course of steroid therapy. In this case, AKI was a complication caused by exposure to hair-straightening products branded as formaldehyde free but actually containing other chemical products which release formaldehyde and other toxic chemicals when heated during the straightening procedure and may cause systemic toxicity, particularly kidney injury. Different cosmetic products are widely in use, but not all are under tight regulation, and therefore, it is important to raise the awareness among both medical teams and consumers of possible adverse health effects of different cosmetic products.
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spelling doaj.art-a18772dc78264c02bfc2d8fea25798b82022-12-22T03:41:23ZengKarger PublishersCase Reports in Nephrology and Dialysis2296-97052022-07-0112211211610.1159/000525567525567Acute Kidney Injury following Exposure to Formaldehyde-Free Hair-Straightening ProductsNabil Abu-Amer0Natalie Silberstein1Margarita Kunin2Sharon Mini3Pazit Beckerman4Institute of Nephrology and Hypertension, Sheba Medical Center, Ramat Gan, IsraelInstitute of Nephrology and Hypertension, Sheba Medical Center, Ramat Gan, IsraelInstitute of Nephrology and Hypertension, Sheba Medical Center, Ramat Gan, IsraelInstitute of Nephrology and Hypertension, Sheba Medical Center, Ramat Gan, IsraelInstitute of Nephrology and Hypertension, Sheba Medical Center, Ramat Gan, IsraelFormaldehyde-free hair-straightening products are hair-smoothening solutions widely used by professional beauty salons. Formaldehyde-free hair straighteners do not technically contain formaldehyde; however, they contain other chemicals such as glyoxyloyl carbocysteine which releases formaldehyde upon contact with heat. Moreover, its by-product glyoxylate may convert to oxalate; both compounds have potential nephrotoxic effect. Here, we report a case of a 41-year-old woman who presented to the emergency room with weakness, nausea, vomiting, and stage 3 acute kidney injury (AKI) according to Kidney Disease: Improving Global Outcomes (KDIGO) acute kidney injury staging shortly after exposure to formaldehyde-free hair-straightening product; other causes of AKI were excluded such as preceding acute illness, drug history, or other nephrotoxic agent exposure. On physical examination, the patient was pale, and her vital signs were normal. The urine microscopy and serologic workup were not indicative. Kidney core biopsy revealed interstitial edema, acute interstitial nephritis, and oxalate crystal nephropathy. Kidney function completely recovered after a short course of steroid therapy. In this case, AKI was a complication caused by exposure to hair-straightening products branded as formaldehyde free but actually containing other chemical products which release formaldehyde and other toxic chemicals when heated during the straightening procedure and may cause systemic toxicity, particularly kidney injury. Different cosmetic products are widely in use, but not all are under tight regulation, and therefore, it is important to raise the awareness among both medical teams and consumers of possible adverse health effects of different cosmetic products.https://beta.karger.com/Article/FullText/525567acute interstitial nephritisacute kidney injurycosmetic productscrystal nephropathy
spellingShingle Nabil Abu-Amer
Natalie Silberstein
Margarita Kunin
Sharon Mini
Pazit Beckerman
Acute Kidney Injury following Exposure to Formaldehyde-Free Hair-Straightening Products
Case Reports in Nephrology and Dialysis
acute interstitial nephritis
acute kidney injury
cosmetic products
crystal nephropathy
title Acute Kidney Injury following Exposure to Formaldehyde-Free Hair-Straightening Products
title_full Acute Kidney Injury following Exposure to Formaldehyde-Free Hair-Straightening Products
title_fullStr Acute Kidney Injury following Exposure to Formaldehyde-Free Hair-Straightening Products
title_full_unstemmed Acute Kidney Injury following Exposure to Formaldehyde-Free Hair-Straightening Products
title_short Acute Kidney Injury following Exposure to Formaldehyde-Free Hair-Straightening Products
title_sort acute kidney injury following exposure to formaldehyde free hair straightening products
topic acute interstitial nephritis
acute kidney injury
cosmetic products
crystal nephropathy
url https://beta.karger.com/Article/FullText/525567
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