1,25-Vitamin D-mediated hypercalcaemia in the setting of immune therapy-related sarcoid-like reaction

We presented a case of a 72-year-old male with severe hypercalcaemia of 3.84 mmol/L following the second cycle of immunotherapy with ipilimumab and nivolumab in the setting of metastatic melanoma with known bone metastases. Further investigations demonstrated hilar lymphadenopathy, which was not pre...

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Main Authors: R K Dharmaputra, N Sheriff, S Ravichandran
Format: Article
Language:English
Published: Bioscientifica 2025-02-01
Series:Endocrinology, Diabetes & Metabolism Case Reports
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Online Access:https://edm.bioscientifica.com/view/journals/edm/2025/1/EDM-24-0116.xml
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author R K Dharmaputra
N Sheriff
S Ravichandran
author_facet R K Dharmaputra
N Sheriff
S Ravichandran
author_sort R K Dharmaputra
collection DOAJ
description We presented a case of a 72-year-old male with severe hypercalcaemia of 3.84 mmol/L following the second cycle of immunotherapy with ipilimumab and nivolumab in the setting of metastatic melanoma with known bone metastases. Further investigations demonstrated hilar lymphadenopathy, which was not present in previous imaging, and subsequent hypercalcaemia work-up demonstrated a significantly elevated serum calcitriol level as high as 429 pmol/L. A diagnosis of drug-induced sarcoid-like reactions or DISRs was made on the basis of hypercalcaemia and hilar lymphadenopathy following immunotherapy. Hypercalcaemia was effectively treated with intravenous fluids and medical therapy including a short course of subcutaneous calcitonin, a total of 120 mg of denosumab and oral prednisolone.
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series Endocrinology, Diabetes & Metabolism Case Reports
spelling doaj-art-17f838ce9b3e4f3ab89949ef890f01ec2025-02-09T11:58:56ZengBioscientificaEndocrinology, Diabetes & Metabolism Case Reports2052-05732025-02-012025110.1530/EDM-24-011611,25-Vitamin D-mediated hypercalcaemia in the setting of immune therapy-related sarcoid-like reactionR K Dharmaputra0N Sheriff1S Ravichandran2Gold Coast University Hospital Department of Endocrinology, Southport, AustraliaGold Coast University Hospital Department of Endocrinology, Southport, AustraliaRoyal Darwin Hospital Department of Medicine, Darwin, AustraliaWe presented a case of a 72-year-old male with severe hypercalcaemia of 3.84 mmol/L following the second cycle of immunotherapy with ipilimumab and nivolumab in the setting of metastatic melanoma with known bone metastases. Further investigations demonstrated hilar lymphadenopathy, which was not present in previous imaging, and subsequent hypercalcaemia work-up demonstrated a significantly elevated serum calcitriol level as high as 429 pmol/L. A diagnosis of drug-induced sarcoid-like reactions or DISRs was made on the basis of hypercalcaemia and hilar lymphadenopathy following immunotherapy. Hypercalcaemia was effectively treated with intravenous fluids and medical therapy including a short course of subcutaneous calcitonin, a total of 120 mg of denosumab and oral prednisolone.https://edm.bioscientifica.com/view/journals/edm/2025/1/EDM-24-0116.xmlcalciumvitamin dcalcitriolsarcoidosishypercalcaemia
spellingShingle R K Dharmaputra
N Sheriff
S Ravichandran
1,25-Vitamin D-mediated hypercalcaemia in the setting of immune therapy-related sarcoid-like reaction
Endocrinology, Diabetes & Metabolism Case Reports
calcium
vitamin d
calcitriol
sarcoidosis
hypercalcaemia
title 1,25-Vitamin D-mediated hypercalcaemia in the setting of immune therapy-related sarcoid-like reaction
title_full 1,25-Vitamin D-mediated hypercalcaemia in the setting of immune therapy-related sarcoid-like reaction
title_fullStr 1,25-Vitamin D-mediated hypercalcaemia in the setting of immune therapy-related sarcoid-like reaction
title_full_unstemmed 1,25-Vitamin D-mediated hypercalcaemia in the setting of immune therapy-related sarcoid-like reaction
title_short 1,25-Vitamin D-mediated hypercalcaemia in the setting of immune therapy-related sarcoid-like reaction
title_sort 1 25 vitamin d mediated hypercalcaemia in the setting of immune therapy related sarcoid like reaction
topic calcium
vitamin d
calcitriol
sarcoidosis
hypercalcaemia
url https://edm.bioscientifica.com/view/journals/edm/2025/1/EDM-24-0116.xml
work_keys_str_mv AT rkdharmaputra 125vitamindmediatedhypercalcaemiainthesettingofimmunetherapyrelatedsarcoidlikereaction
AT nsheriff 125vitamindmediatedhypercalcaemiainthesettingofimmunetherapyrelatedsarcoidlikereaction
AT sravichandran 125vitamindmediatedhypercalcaemiainthesettingofimmunetherapyrelatedsarcoidlikereaction