Evidence map›Paper›PMID 42404449›Full record

ArticleSurgical neurology international2026

Synchronous glioblastoma and pituitary adenoma: Coincidence or shared genetic predisposition? A case report and comprehensive literature review.

Halit Alioglu, Omar Alomari, Safa Arslan, Zuhal Kus Silav, Baris Ozoner

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In one paragraph

Article in Surgical neurology international, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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1 · What the graph read from it

What it found

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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

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3 · Its place in the literature

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4 · The record

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5 · Who and what money

Authors and funding

5 authors.

Halit AliogluDepartment of Neurosurgery, University of Health Sciences, Dr. Lutfi Kirdar Kartal Training and Research Hospital, Istanbul, Turkey.
Omar AlomariDepartment of Medicine, University of Health Sciences, Istanbul, Turkey.
Safa ArslanDepartment of Neurosurgery, Elbistan State Hospital, Kahramanmaraş, Turkey.
Zuhal Kus SilavDepartment of Pathology, Dr. Lutfi Kirdar Kartal Training and Research Hospital, University of Health Sciences, Istanbul, Turkey.
Baris OzonerDepartment of Neurosurgery, Hamidiye Faculty of Medicine, Kocaeli City Hospital, University of Health Sciences, Kocaeli, Turkey.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: The synchronous occurrence of pathologically distinct primary intracranial tumors is an exceptionally rare clinical entity. The coexistence of an isocitrate dehydrogenase (IDH)-wild-type glioblastoma (GBM) and a pituitary adenoma poses significant diagnostic and therapeutic challenges, with only six previously reported cases in the medical literature; seven, including the present patient. Case Description: We report a 45-year-old man who presented with progressive visual decline and headache. Magnetic resonance imaging demonstrated two separate, distinct lesions: A sellar mass consistent with a pituitary macroadenoma and a left frontal intra-axial lesion suspicious for high-grade glioma. The patient underwent staged surgical management consisting of an endoscopic endonasal transsphenoidal resection of the sellar lesion, followed by a frontal craniotomy for the intra-axial mass. Histopathological examination confirmed a pituitary transcription factor 1-lineage densely granulated lactotroph adenoma (pituitary neuroendocrine tumor) and an IDH-wildtype GBM (World Health Organization grade 4). Adjuvant radiotherapy and temozolomide chemotherapy were administered. GBM recurrence was detected 12 months after surgery, and the patient died 20 months after the initial diagnosis. Conclusion: The coexistence of GBM and pituitary adenoma is exceedingly rare. Including the present patient, only seven cases have been reported to date. Further clinical and molecular investigations are required to clarify whether this association represents a coincidental occurrence or reflects an underlying biological relationship.

Indexed as

GlioblastomaIsocitrate dehydrogenase-wildtypePituitary transcription factor 1Rare

Identifiers

PMID42404449
PMCPMC13331222

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