Evidence map›Paper›PMID 29782043›Full record

ArticleJournal of veterinary internal medicine2018

Stereotactic radiation therapy for the treatment of functional pituitary adenomas associated with feline acromegaly.

Tiffany L Wormhoudt, Mary-Keara Boss, Katharine Lunn, Lynn Griffin, Del Leary, Kristy Dowers, Sangeeta Rao, Susan M LaRue

Open access · goldAbstract read
In one paragraph

Article in Journal of veterinary internal medicine, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed, 1 pooled it
2.4field-weighted citation impact, top 10% 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

12 citing papers in PubMed, 1 synthesis or guideline pooled it, 34 citations in OpenAlex.

  1. Guideline
  2. Review
  3. Feline Comorbidities: Hypersomatotropism-induced diabetes in cats.Journal of feline medicine and surgery · 2024
    Review
  4. Total thyroxine and thyroid-stimulating hormone responses of healthy cats to different doses of thyrotropin-releasing hormone.Journal of veterinary diagnostic investigation : official publication of the American Association of Veterinary Laboratory Diagnosticians, Inc · 2024
    Article
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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

8 authors at 2 institutions in 1 country.

Tiffany L WormhoudtFlint Animal Cancer Center, Colorado State University, Fort Collins, Colorado.ORCID http://orcid.org/0000-0002-9258-4861
Mary-Keara BossFlint Animal Cancer Center, Colorado State University, Fort Collins, Colorado.
Katharine LunnDepartment of Clinical Sciences, North Carolina State University Veterinary Hospital, Raleigh, North Carolina.
Lynn GriffinDepartment of Clinical Sciences, Colorado State University, Fort Collins, Colorado.
Del LearyFlint Animal Cancer Center, Colorado State University, Fort Collins, Colorado.
Kristy DowersDepartment of Clinical Sciences, Colorado State University, Fort Collins, Colorado.
Sangeeta RaoDepartment of Clinical Sciences, Colorado State University, Fort Collins, Colorado.
Susan M LaRueFlint Animal Cancer Center, Colorado State University, Fort Collins, Colorado.
Colorado State University · USNorth Carolina State University · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundConventional fractionated radiotherapy has been shown to be partially effective for management of pituitary tumors in cats that cause acromegaly and diabetes mellitus (DM), but, the efficacy and safety of stereotactic radiation therapy (SRT) as a treatment for acromegalic cats has not been described. HYPOTHESIS: Stereotactic radiation therapy is an effective and safe treatment for controlling acromegaly associated with pituitary adenomas in cats. Additionally, SRT-treated acromegalic cats with DM will experience a decrease in insulin requirements after radiation therapy. ANIMALS: Fifty-three client-owned cats referred to Colorado State University for SRT to treat pituitary tumors causing poorly controlled DM secondary to acromegaly.

methodsRetrospective study of cats treated for acromegaly with SRT between 2008 and 2016 at Colorado State University. Diagnosis of acromegaly was based on history, physical examination, laboratory results, and cross-sectional imaging of the pituitary. Signalment, radiation protocol, insulin requirements over time, adverse effects, and survival were recorded.

resultsMedian survival time was 1072 days. Of the 41 cats for which insulin dosage information was available, 95% (39/41) experienced a decrease in required insulin dose, with 32% (13/41) achieving diabetic remission. Remission was permanent in 62% (8/13) and temporary in 38% (5/13) cats. Median duration to lowest insulin dose was 9.5 months. Of the treated cats, 14% developed hypothyroidism and required supplementation after SRT.

conclusionsStereotactic radiation therapy is safe and effective for treating cats with acromegaly. Cats treated with SRT have improved survival time and control of their DM when compared to previously reported patients treated with non-SRT.

Indexed as

AdenomaAnimalsCat DiseasesCatsFemaleGrowth Hormone-Secreting Pituitary AdenomaMaleRadiosurgeryRetrospective StudiesSurvival AnalysisTomography, X-Ray ComputedTreatment Outcomecatshypofractionated radiation therapymegavoltage radiationSRT

Identifiers

PMID29782043
PMCPMC6060317
OpenAlexW2804607208

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC
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.