Blue-grey hyperpigmentation in acne after vandetanib therapy and doxycycline use: A case report

Vandetanib is an oral tyrosine kinase inhibitor with cutaneous adverse effects that include the development of acne. We present a patient who underwent vandetanib therapy for stage IV medullary thyroid cancer in conjunction with the use of doxycycline for acne that developed. After vandetanib use, b...

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Main Authors: Jonah W Perlmutter, Rachel C Cogan, Marni C Wiseman
Format: Article
Language:English
Published: SAGE Publishing 2022-03-01
Series:SAGE Open Medical Case Reports
Online Access:https://doi.org/10.1177/2050313X221086316
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author Jonah W Perlmutter
Rachel C Cogan
Marni C Wiseman
author_facet Jonah W Perlmutter
Rachel C Cogan
Marni C Wiseman
author_sort Jonah W Perlmutter
collection DOAJ
description Vandetanib is an oral tyrosine kinase inhibitor with cutaneous adverse effects that include the development of acne. We present a patient who underwent vandetanib therapy for stage IV medullary thyroid cancer in conjunction with the use of doxycycline for acne that developed. After vandetanib use, blue-grey pigmentation developed in the acne on his face, chest, back, and arms, which darkened after the use of doxycycline. We review the literature to report that this blue-grey hyperpigmentation was likely vandetanib-induced but may have been the result of both drugs being used in combination.
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spelling doaj.art-49088e6aeda64b36b8eeb4711d4dc46b2022-12-21T23:32:35ZengSAGE PublishingSAGE Open Medical Case Reports2050-313X2022-03-011010.1177/2050313X221086316Blue-grey hyperpigmentation in acne after vandetanib therapy and doxycycline use: A case reportJonah W Perlmutter0Rachel C Cogan1Marni C Wiseman2The University of Winnipeg, Winnipeg, MB, CanadaThe University of Winnipeg, Winnipeg, MB, CanadaSKiNWISE Dermatology, Winnipeg, MB, CanadaVandetanib is an oral tyrosine kinase inhibitor with cutaneous adverse effects that include the development of acne. We present a patient who underwent vandetanib therapy for stage IV medullary thyroid cancer in conjunction with the use of doxycycline for acne that developed. After vandetanib use, blue-grey pigmentation developed in the acne on his face, chest, back, and arms, which darkened after the use of doxycycline. We review the literature to report that this blue-grey hyperpigmentation was likely vandetanib-induced but may have been the result of both drugs being used in combination.https://doi.org/10.1177/2050313X221086316
spellingShingle Jonah W Perlmutter
Rachel C Cogan
Marni C Wiseman
Blue-grey hyperpigmentation in acne after vandetanib therapy and doxycycline use: A case report
SAGE Open Medical Case Reports
title Blue-grey hyperpigmentation in acne after vandetanib therapy and doxycycline use: A case report
title_full Blue-grey hyperpigmentation in acne after vandetanib therapy and doxycycline use: A case report
title_fullStr Blue-grey hyperpigmentation in acne after vandetanib therapy and doxycycline use: A case report
title_full_unstemmed Blue-grey hyperpigmentation in acne after vandetanib therapy and doxycycline use: A case report
title_short Blue-grey hyperpigmentation in acne after vandetanib therapy and doxycycline use: A case report
title_sort blue grey hyperpigmentation in acne after vandetanib therapy and doxycycline use a case report
url https://doi.org/10.1177/2050313X221086316
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