Case report: Complete restoration of the HPA axis function in Cushing’s disease with drug treatment

Autor: Joanne Thanh-Tâm Nguyen, Amandine Ferrière, Antoine Tabarin
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: Frontiers in Endocrinology, Vol 15 (2024)
Druh dokumentu: article
ISSN: 1664-2392
DOI: 10.3389/fendo.2024.1337741
Popis: This report describes a rare case of a 20-year-old man with an ACTH- and prolactin-secreting invasive pituitary macroadenoma causing hyperprolactinemia and Cushing’s disease. He was later found to have an AIP mutation. Treatment with cabergoline (1.5 mg weekly) normalized prolactin concentrations and induced a major shrinkage of the adenoma. Not only was urinary free cortisol normalized for more than 14 years, but also the treatment induced normal hypothalamo-pituitary-adrenal (HPA) axis function as illustrated by the reappearance of a normal cortisol/ACTH circadian rhythm, cortisol suppression to dexamethasone, and disappearance of the excessive and aberrant responses to CRH and desmopressin, respectively. This case is the first description of complete restoration of the physiological characteristics of the HPA axis by a medication during the treatment of Cushing’s disease. Although exceptional, it illustrates that drugs targeting the pituitary adenoma can bring true complete remission of Cushing’s disease.
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