Evidence map›Paper›PMID 32833315›Full record

ArticleDiagnostic cytopathology2021

Fine-needle aspiration of parathyroid adenomas: Indications as a diagnostic approach.

Ayana Suzuki, Mitsuyoshi Hirokawa, Risa Kanematsu, Aki Tanaka, Naoki Yamao, Miyoko Higuchi, Toshitetsu Hayashi, Seiji Kuma, Akihiro Miya, Akira Miyauchi

Open access · hybridAbstract read
In one paragraph

Article in Diagnostic cytopathology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed, 1 pooled it
2.5field-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

19 citing papers in PubMed, 1 synthesis or guideline pooled it, 31 citations in OpenAlex.

  1. Pooled it
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  7. Recent topics on thyroid cytopathology: reporting systems and ancillary studies.Journal of pathology and translational medicine · 2025
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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

10 authors at 1 institution in 1 country.

Ayana SuzukiDepartment of Diagnostic Pathology and Cytology, Kuma Hospital, Kobe, Japan.ORCID https://orcid.org/0000-0002-0827-1580
Mitsuyoshi HirokawaDepartment of Diagnostic Pathology and Cytology, Kuma Hospital, Kobe, Japan.
Risa KanematsuDepartment of Diagnostic Pathology and Cytology, Kuma Hospital, Kobe, Japan.ORCID https://orcid.org/0000-0002-8365-1372
Aki TanakaDepartment of Diagnostic Pathology and Cytology, Kuma Hospital, Kobe, Japan.ORCID https://orcid.org/0000-0001-9925-9992
Naoki YamaoDepartment of Diagnostic Pathology and Cytology, Kuma Hospital, Kobe, Japan.
Miyoko HiguchiDepartment of Diagnostic Pathology and Cytology, Kuma Hospital, Kobe, Japan.
Toshitetsu HayashiDepartment of Diagnostic Pathology and Cytology, Kuma Hospital, Kobe, Japan.
Seiji KumaDepartment of Diagnostic Pathology and Cytology, Kuma Hospital, Kobe, Japan.
Akihiro MiyaDepartment of Surgery, Kuma Hospital, Kobe, Japan.
Akira MiyauchiDepartment of Surgery, Kuma Hospital, Kobe, Japan.
Kuma Hospital · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundWe aimed to determine the indication of fine-needle aspiration (FNA) for parathyroid adenoma (PA)-suspected nodules and the cytological features of PA, and to discuss the ancillary techniques for diagnostic confirmation.

methodClinical, cytological, and histological examinations of 15 PA patients (4.0% of all PA resected patients) were conducted through FNA on 16 nodules. We also examined the cytological preparations of 10 follicular neoplasms (FNs) and 10 poorly differentiated thyroid carcinomas (PDTCs).

resultsFNA was performed to detect PA in nine (56.3%) nodules. The remaining seven (43.8%) nodules underwent FNA for lesions considered as thyroid nodules or lymph nodes. The levels of parathyroid hormone (PTH) in the aspiration needle washout fluid were observably high, except for that from one nodule with unsatisfactory FNA. Cytologically, the incidences of wedge pattern (86.7%) and salt and pepper chromatin (86.7%) in PAs were significantly higher than in FNs and PDTCs. In contrast, the appearance of colloid globules and nuclear grooves was less frequent than that of FNs and PDTCs. GATA-3 expression was intense in all PAs that immunocytochemistry were performed. Histologically, capsular invasion and/or laceration, tumor seeding, granulation tissue, and fibrosis were observed.

conclusionsWhen PA localization is unusual or inconclusive despite extensive imaging, FNA may be performed. We asserted that wedge pattern, salt and pepper chromatin, and the absence of colloid globules and nuclear grooves are diagnostic cytological indicators of PA rather than of FN or PDTC. We recommend PTH measurements using needle washout fluid for PA-suspected nodules, and immunocytochemistry with the GATA-3 antibody for cytologically PA-suspected nodules.

Indexed as

AdenomaAdultAgedBiopsy, Fine-NeedleFemaleHumansMaleMiddle AgedParathyroidectomyParathyroid GlandsParathyroid HormoneParathyroid NeoplasmsThyroid NeoplasmsThyroid NoduleParathyroid Hormonecytologyfine-needle aspirationGATA-3parathyroid adenomaparathyroid hormone

Identifiers

PMID32833315
PMCPMC7754293
OpenAlexW3080981702

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Registered trials

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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.