Evidence map›Paper›PMID 35461378›Full record

ArticleJournal of neuro-oncology2022

Effect of distance from target on hypopituitarism after stereotactic radiosurgery for pituitary adenomas.

Natasha Ironside, Harrison Snyder, Zhiyuan Xu, David Schlesinger, Ching-Jen Chen, Mary Lee Vance, Gregory K Hong, John A Jane, Jason P Sheehan

Abstract read
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In one paragraph

Article in Journal of neuro-oncology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
1.5field-weighted citation impact, top 16% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

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

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

10 citing papers in PubMed, 12 citations in OpenAlex.

  1. Review
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  9. Iatrogenic adrenal insufficiency in adults.Nature reviews. Endocrinology · 2024
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

9 authors at 3 institutions in 1 country.

Natasha IronsideDepartment of Neurological Surgery, University of Virginia Health System, Charlottesville, VA, USA.ORCID http://orcid.org/0000-0002-9390-1574
Harrison SnyderDepartment of Neurosurgery, Tufts Medical Center, Boston, MA, USA.
Zhiyuan XuDepartment of Neurological Surgery, University of Virginia Health System, Charlottesville, VA, USA.
David SchlesingerDepartment of Radiation Oncology, University of Virginia Health System, Charlottesville, VA, USA.
Ching-Jen ChenDepartment of Neurosurgery, Thomas Jefferson University, Philadelphia, PA, USA.
Mary Lee VanceDepartment of Endocrinology and Metabolism, University of Virginia Health System, Charlottesville, VA, USA.
Gregory K HongDepartment of Endocrinology and Metabolism, University of Virginia Health System, Charlottesville, VA, USA.
John A JaneDepartment of Neurological Surgery, University of Virginia Health System, Charlottesville, VA, USA.
Jason P SheehanDepartment of Neurological Surgery, University of Virginia Health System, Charlottesville, VA, USA. jsheehan@virginia.edu.
University of Virginia Health System · USThomas Jefferson University · USTufts Medical Center · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionDelayed hypopituitarism is the most common complication after stereotactic radiosurgery (SRS) for pituitary adenomas. The aim of this study was to investigate the relationship between the distance from the hypothalamic-pituitary axis to the treatment target and anterior pituitary function preservation after SRS.

methodsBetween 2007 and 2020, consecutive adult patients who underwent single-session SRS for non-functioning or hormone-secreting pituitary adenomas with ≥ 6 months of follow-up were included. Distance measurements between hypothalamic-pituitary axis structures and the SRS target volume were quantified on MRI. The primary outcome was anterior pituitary function preservation. Outcomes were compared using multivariable regression and area under the receiver operator characteristic curve (AUROC) analyses.

resultsThe study cohort comprised 224 patients, who were categorized by preservation (n = 168) and no preservation (n = 56) of anterior pituitary function after SRS. The mean and median clinical follow-up durations were 53.7 (38.0) and 46.0 (17.0-75.0) months, respectively. Independent predictors of anterior pituitary function preservation were a greater distance between the center of the pituitary gland and center of the SRS target [OR 1.101 (1.000-1.213), p = 0.050], and a shorter clinical follow-up duration [OR 0.985 (0.977-0.993), p < 0.0001]. The adjusted AUROC for the distance from the center of the pituitary gland and center of the SRS target in predicting anterior pituitary function preservation was 0.595. The sensitivity, specificity, positive predictive value and negative predictive value in predicting anterior pituitary function preservation at the optimal cut-off distance of 15 mm were 30.0, 88.0, 89.9 and 26.2%, respectively.

conclusionsGreater distance between the normal pituitary gland and the SRS target is associated with anterior pituitary function preservation and increasing this distance should be a goal of adenoma resection. Larger prospective, multi-center studies are necessary to corroborate this finding and establish the effects of distance on hypopituitarism after SRS for pituitary adenomas.

Indexed as

AdenomaHypopituitarismPituitary NeoplasmsRadiosurgeryAdultFollow-Up StudiesHumansProspective StudiesRetrospective StudiesTreatment OutcomeDistanceDoseEndocrinopathyGamma knife radiosurgeryHypopituitarismPituitary adenomaStereotactic radiosurgery

Identifiers

PMID35461378
OpenAlexW4226057908

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.