Evidence map›Paper›PMID 42220693›Full record

ArticleCureus2026

Mixed Medullary and Papillary Thyroid Carcinoma in a Patient on Tirzepatide.

Lauren H Beshay, Jitin Makker, Susan Ahern

Abstract readCase Reports
In one paragraph

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

0numbers the graph read from it
0cells of the map it votes in
0citing papers in PubMed
–field-weighted citation impact
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

0 citing papers in PubMed.

No citing paper in PubMed yet.

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

3 authors.

Lauren H BeshayEndocrinology, Diabetes and Metabolism, David Geffen School of Medicine, University of California Los Angeles, California, USA.
Jitin MakkerPathology and Laboratory Medicine, David Geffen School of Medicine, University of California Los Angeles, California, USA.
Susan AhernEndocrinology, Diabetes and Metabolism, David Geffen School of Medicine, University of California Los Angeles, California, USA.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Medullary thyroid cancer (MTC) stems from thyroid parafollicular C cells and is considered a rare type of neuroendocrine tumor. It can be inherited as part of syndromes, such as familial medullary thyroid cancer (FMTC) and multiple endocrine neoplasia type 2 (MEN 2), or it can arise sporadically. GLP-1 receptor agonist drugs (GLP1 RA), like semaglutide and tirzepatide, carry an FDA black box warning against using them in patients who have a prior history or a family history of MTC or MEN2. This recommendation stems from rodent studies showing thyroid C-cell tumors. Current studies have not confirmed an association between GLP1RAs and risk of differentiated thyroid cancer in human studies. In addition, there is no consensus on screening or evaluating patients for thyroid cancer prior to or during treatment with GLP1 RA. Here, we report a case of mixed medullary and papillary thyroid carcinoma newly diagnosed in a 68-year-old female on tirzepatide for type 2 diabetes who presented with a neck mass.

Indexed as

glp1ramedullary thyroid cancerpapillary thyroid cancerthyroid noduletirzepatide

Identifiers

PMID42220693
PMCPMC13215789

What OpenQuestion holds

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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.