High-risk pregnancy complicated by craniopharyngioma: diagnosis in the context of visual impairment and tumor resection during pregnancy following IVF

This report describes the case of a 37-year-old woman diagnosed with a craniopharyngioma during pregnancy. The patient initially presented with visual impairment at 15 weeks of gestation, and MRI revealed a cystic suprasellar tumor. Endocrine evaluation indicated central hypothyroidism, and central...

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Main Authors: Yuki Tsujimoto, Kenji Yamashiro, Yui Watanabe, Haruna Okubo, Akihiro Hasegawa, Ryosuke Mori, Osamu Samura, Yudo Ishii, Rimei Nishimura
Format: Article
Language:English
Published: Bioscientifica 2025-07-01
Series:Endocrinology, Diabetes & Metabolism Case Reports
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Online Access:https://edm.bioscientifica.com/view/journals/edm/2025/3/EDM-25-0028.xml
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Summary:This report describes the case of a 37-year-old woman diagnosed with a craniopharyngioma during pregnancy. The patient initially presented with visual impairment at 15 weeks of gestation, and MRI revealed a cystic suprasellar tumor. Endocrine evaluation indicated central hypothyroidism, and central adrenal insufficiency could not be definitively ruled out based on a basal 08:00 h cortisol, as the patient was pregnant and treatment with hydrocortisone was initiated empirically. Hydrocortisone 10 mg/day and levothyroxine 25 µg/day were initiated, but rapid visual deterioration and polyuria by 21 weeks necessitated surgical intervention. She underwent successful treatment with endoscopic transsphenoidal surgery during the second trimester. Adrenal function was assessed on postoperative day 7 based on baseline values, but hydrocortisone was maintained given the risk during pregnancy. At 6 weeks after surgery, pituitary hormones were reassessed, and hydrocortisone, levothyroxine, and desmopressin were continued. Arginine vasopressin deficiency was diagnosed based on polyuria, hypotonic urine, and response to desmopressin, as formal testing was high risk both before and after surgery. Postoperatively, endocrine status was monitored, and pregnancy progressed uneventfully. She underwent an elective cesarean section at 38 weeks of gestation. At 6 months postpartum, MRI revealed residual tumor along the pituitary stalk extending from the right optic chiasm. At 9 months postpartum, the patient had persistent central hypothyroidism, hypogonadism, and newly diagnosed adult GH deficiency. Normal adrenal function allowed discontinuation of hydrocortisone. GH therapy was planned pending tumor assessment. This case underscores the importance of a multidisciplinary approach involving obstetrics, neurosurgery, and endocrinology in managing craniopharyngiomas during pregnancy.
ISSN:2052-0573