Evidence map›Paper›PMID 29749133›Full record

Observational studyYonsei medical journal2018

Characteristics of Adrenal Incidentalomas in a Large, Prospective Computed Tomography-Based Multicenter Study: The COAR Study in Korea.

Seong Hee Ahn, Jae Hyeon Kim, Seung Hee Baek, Hyeonmok Kim, Yoon Young Cho, Sunghwan Suh, Beom Jun Kim, Seongbin Hong, Jung Min Koh, Seung Hun Lee and 1 more

Abstract readObservational Study
In one paragraph

Observational study in Yonsei medical journal, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing 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

22 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
  4. Article
  5. Sexual dimorphism in benign adrenocortical tumours.European journal of endocrinology · 2025
    Review
  6. Article
  7. Article
  8. Article
  9. Review
  10. Article
  11. Observational
  12. Article
  13. Article
  14. Review
  15. Article
  16. Adrenal myelolipomas.The lancet. Diabetes & endocrinology · 2021
    Review
  17. Approach to the Patient With Adrenal Incidentaloma.The Journal of clinical endocrinology and metabolism · 2021
    Review
  18. Adrenal Incidentaloma.Endocrine reviews · 2020
    Review
  19. Article
  20. Article
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

11 authors.

Seong Hee Ahn *Division of Endocrinology and Metabolism, Inha University Hospital, Inha University School of Medicine, Incheon, Korea.ORCID https://orcid.org/0000-0003-2558-2118
Jae Hyeon Kim *Division of Endocrinology and Metabolism, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Korea.ORCID https://orcid.org/0000-0001-5001-963X
Seung Hee BaekDivision of Clinical Epidemiology and Biostatics, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea.
Hyeonmok KimDivision of Endocrinology and Metabolism, Gyeongsang National University Hospital, Gyeongsang National University School of Medicine, Jinju, Korea.
Yoon Young ChoDivision of Endocrinology and Metabolism, Gyeongsang National University Hospital, Gyeongsang National University School of Medicine, Jinju, Korea.
Sunghwan SuhDivision of Endocrinology and Metabolism, Dong-A University Medical Center, Dong-A University College of Medicine, Busan, Korea.
Beom Jun KimDivision of Endocrinology and Metabolism, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea.
Seongbin HongDivision of Endocrinology and Metabolism, Inha University Hospital, Inha University School of Medicine, Incheon, Korea.
Jung Min KohDivision of Endocrinology and Metabolism, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea.
Seung Hun LeeDivision of Endocrinology and Metabolism, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea. hun0108@amc.seoul.kr.ORCID https://orcid.org/0000-0003-0496-247X
Kee Ho SongDivision of Endocrinology and Metabolism, Konkuk University Medical Center, Konkuk University School of Medicine, Seoul, Korea. skh2k@kuh.ac.kr.ORCID https://orcid.org/0000-0001-9276-6860

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposePrevious studies on adrenal incidentalomas (AIs) are limited by their retrospective design, small numbers of patients, Western populations, or use of an outdated imaging technique. We investigated the characteristics of AIs in Korean patients and compared them with those reported in the largest retrospective study in Italy to discover the effects of improved imaging techniques and ethnicity differences. MATERIALS AND

methodsThis was a prospective, multicenter, cross-sectional observational study including 1005 Korean patients. Levels of plasma adrenocorticotrophic hormone, 24-h urinary free cortisol (UFC), serum cortisol after a 1 mg-dexamethasone suppression test, 24-h urinary fractionated metanephrine, and plasma aldosterone and plasma renin activity were measured. All AIs were characterized using computed tomography (CT).

resultsCompared with the results of the Italian study, AIs in Korean patients were observed more frequently in men and predominantly on the left side. Korean patients with AIs were slightly younger, and fewer patients underwent surgery. Most AIs were nonfunctional in both studies, while fewer subclinical hypercortisolism and more primary aldosteronism (PA) cases were detected in Korean patients. In our study, high UFC levels showed very low sensitivity, compared to those in the Italian study. In pheochromocytoma or PA cases, there were no hormonal differences between the studies. AIs in Korean patients were smaller, such that a lower cutoff size for detecting adrenocortical carcinoma (ACC) could be warranted.

conclusionRecent advances in CT technology were leveraged to provide accurate characteristics of AIs and to detect smaller ACCs.

Indexed as

Adrenal Gland NeoplasmsAdultAgedCross-Sectional StudiesDexamethasoneFemaleHumansHydrocortisoneItalyMaleMiddle AgedProspective StudiesReninRepublic of KoreaRetrospective StudiesTomography, X-Ray ComputedDexamethasoneHydrocortisoneReninAdrenal incidentalomacharacteristicsItalyKorea

Identifiers

PMID29749133
PMCPMC5949292

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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.