Mitotane in the treatment of childhood adrenocortical carcinoma: a potent endocrine disruptor

Adrenocortical carcinoma (ACC) during childhood is a rare malignant tumor that frequently results in glucocorticoid and/or androgen excess. When there are signs of microscopic or macroscopic residual disease, adjuvant therapy is recommended with mitotane, an adrenolytic and cytotoxic drug. In additi...

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Main Authors: Philip D Oddie, Benjamin B Albert, Paul L Hofman, Craig Jefferies, Stephen Laughton, Philippa J Carter
Format: Article
Language:English
Published: Bioscientifica 2018-08-01
Series:Endocrinology, Diabetes & Metabolism Case Reports
Online Access:https://edm.bioscientifica.com/view/journals/edm/2018/1/EDM18-0059.xml
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author Philip D Oddie
Benjamin B Albert
Paul L Hofman
Craig Jefferies
Stephen Laughton
Philippa J Carter
author_facet Philip D Oddie
Benjamin B Albert
Paul L Hofman
Craig Jefferies
Stephen Laughton
Philippa J Carter
author_sort Philip D Oddie
collection DOAJ
description Adrenocortical carcinoma (ACC) during childhood is a rare malignant tumor that frequently results in glucocorticoid and/or androgen excess. When there are signs of microscopic or macroscopic residual disease, adjuvant therapy is recommended with mitotane, an adrenolytic and cytotoxic drug. In addition to the anticipated side effect of adrenal insufficiency, mitotane is known to cause gynecomastia and hypothyroidism in adults. It has never been reported to cause precocious puberty. A 4-year-old girl presented with a 6-week history of virilization and elevated androgen levels and 1-year advancement in bone age. Imaging revealed a right adrenal mass, which was subsequently surgically excised. Histology revealed ACC with multiple unfavorable features, including high mitotic index, capsular invasion and atypical mitoses. Adjuvant chemotherapy was started with mitotane, cisplatin, etoposide and doxorubicin. She experienced severe gastrointestinal side effects and symptomatic adrenal insufficiency, which occurred despite physiological-dose corticosteroid replacement. She also developed hypothyroidism that responded to treatment with levothyroxine and peripheral precocious puberty (PPP) with progressive breast development and rapidly advancing bone age. Five months after discontinuing mitotane, her adrenal insufficiency persisted and she developed secondary central precocious puberty (CPP). This case demonstrates the diverse endocrine complications associated with mitotane therapy, which contrast with the presentation of ACC itself. It also provides the first evidence that the known estrogenic effect of mitotane can manifest as PPP.
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spelling doaj.art-8bed830c17844c5a9a257936067aa92f2022-12-22T03:22:39ZengBioscientificaEndocrinology, Diabetes & Metabolism Case Reports2052-05732052-05732018-08-01111510.1530/EDM-18-0059Mitotane in the treatment of childhood adrenocortical carcinoma: a potent endocrine disruptorPhilip D Oddie0Benjamin B Albert1Paul L Hofman2Craig Jefferies3Stephen Laughton4Philippa J Carter5Medical School, University of Oxford, Oxford, UKLiggins Institute, University of Auckland, Auckland, New ZealandLiggins Institute, University of Auckland, Auckland, New Zealand; Starship Children’s Health, Auckland District Health Board, Auckland, New ZealandLiggins Institute, University of Auckland, Auckland, New Zealand; Starship Children’s Health, Auckland District Health Board, Auckland, New ZealandStarship Children’s Health, Auckland District Health Board, Auckland, New ZealandStarship Children’s Health, Auckland District Health Board, Auckland, New ZealandAdrenocortical carcinoma (ACC) during childhood is a rare malignant tumor that frequently results in glucocorticoid and/or androgen excess. When there are signs of microscopic or macroscopic residual disease, adjuvant therapy is recommended with mitotane, an adrenolytic and cytotoxic drug. In addition to the anticipated side effect of adrenal insufficiency, mitotane is known to cause gynecomastia and hypothyroidism in adults. It has never been reported to cause precocious puberty. A 4-year-old girl presented with a 6-week history of virilization and elevated androgen levels and 1-year advancement in bone age. Imaging revealed a right adrenal mass, which was subsequently surgically excised. Histology revealed ACC with multiple unfavorable features, including high mitotic index, capsular invasion and atypical mitoses. Adjuvant chemotherapy was started with mitotane, cisplatin, etoposide and doxorubicin. She experienced severe gastrointestinal side effects and symptomatic adrenal insufficiency, which occurred despite physiological-dose corticosteroid replacement. She also developed hypothyroidism that responded to treatment with levothyroxine and peripheral precocious puberty (PPP) with progressive breast development and rapidly advancing bone age. Five months after discontinuing mitotane, her adrenal insufficiency persisted and she developed secondary central precocious puberty (CPP). This case demonstrates the diverse endocrine complications associated with mitotane therapy, which contrast with the presentation of ACC itself. It also provides the first evidence that the known estrogenic effect of mitotane can manifest as PPP.https://edm.bioscientifica.com/view/journals/edm/2018/1/EDM18-0059.xml
spellingShingle Philip D Oddie
Benjamin B Albert
Paul L Hofman
Craig Jefferies
Stephen Laughton
Philippa J Carter
Mitotane in the treatment of childhood adrenocortical carcinoma: a potent endocrine disruptor
Endocrinology, Diabetes & Metabolism Case Reports
title Mitotane in the treatment of childhood adrenocortical carcinoma: a potent endocrine disruptor
title_full Mitotane in the treatment of childhood adrenocortical carcinoma: a potent endocrine disruptor
title_fullStr Mitotane in the treatment of childhood adrenocortical carcinoma: a potent endocrine disruptor
title_full_unstemmed Mitotane in the treatment of childhood adrenocortical carcinoma: a potent endocrine disruptor
title_short Mitotane in the treatment of childhood adrenocortical carcinoma: a potent endocrine disruptor
title_sort mitotane in the treatment of childhood adrenocortical carcinoma a potent endocrine disruptor
url https://edm.bioscientifica.com/view/journals/edm/2018/1/EDM18-0059.xml
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