Evidence map›Paper›PMID 29567964›Full record

Observational studyScientific reports2018

Diffuse Myocardial Injuries are Present in Subclinical Hypothyroidism: A Clinical Study Using Myocardial T1-mapping Quantification.

Zhi Yao, Xia Gao, Min Liu, Zhe Chen, Ning Yang, Yu-Mei Jia, Xiao-Meng Feng, Yuan Xu, Xin-Chun Yang, Guang Wang

Open access · goldAbstract readObservational Study
In one paragraph

Observational study in Scientific reports, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed, 1 pooled it
1.5field-weighted citation impact, top 17% 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

11 citing papers in PubMed, 1 synthesis or guideline pooled it, 23 citations in OpenAlex.

  1. Pooled it
  2. The Effect of Thyroid Function on GDF15 Levels.International journal of molecular sciences · 2025
    Article
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  4. Review
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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 3 institutions in 1 country.

Zhi YaoDepartment of Endocrinology, Beijing Chaoyang Hospital, Capital Medical University, Beijing, 100020, China.
Xia GaoDepartment of Endocrinology, Beijing Chaoyang Hospital, Capital Medical University, Beijing, 100020, China.
Min LiuDepartment of Radiology, China-Japan Friendship Hospital, Beijing, 100029, China.
Zhe ChenDepartment of Endocrinology, Beijing Chaoyang Hospital, Capital Medical University, Beijing, 100020, China.
Ning YangDepartment of Endocrinology, Beijing Chaoyang Hospital, Capital Medical University, Beijing, 100020, China.
Yu-Mei JiaDepartment of Endocrinology, Beijing Chaoyang Hospital, Capital Medical University, Beijing, 100020, China.
Xiao-Meng FengDepartment of Endocrinology, Beijing Chaoyang Hospital, Capital Medical University, Beijing, 100020, China.
Yuan XuDepartment of Endocrinology, Beijing Chaoyang Hospital, Capital Medical University, Beijing, 100020, China.
Xin-Chun YangHeart Center, Beijing Chaoyang Hospital, Capital Medical University, Beijing, 100020, China. yxc6229@sina.com.
Guang WangDepartment of Endocrinology, Beijing Chaoyang Hospital, Capital Medical University, Beijing, 100020, China. drwg6688@aliyun.com.
Beijing Chao-Yang Hospital · CNCapital Medical University · CNChina-Japan Friendship Hospital · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Subclinical hypothyroidism (SHT) is a common disorder that may represent early thyroid dysfunction and is related to adverse cardiovascular events. However, myocardial injuries induced by SHT are difficult to detect. Our previous study demonstrated that the cardiac magnetic resonance (CMR) myocardial longitudinal relaxation time (T1) mapping technique is a useful tool for assessing diffuse myocardial injuries in overt hypothyroidism patients. This study was designed to detect whether diffuse myocardial injuries were present in SHT by using the T1 mapping technique. We found that SHT participants had significantly increased native T1 values within four segments of the left ventricle (all p < 0.01), especially patients with thyroid-stimulating hormone (TSH) levels ≥10 µIU/mL, compared with those in the controls. In addition, the native T1 values were negatively correlated with free thyroxine (FT4) (r = -0.476, p = 0.003) and were positively correlated with TSH (r = 0.489, p = 0.002). Furthermore, left ventricular diastolic function estimated by the peak filling rate (PFR) was significantly lower in patients with TSH levels ≥10 µIU/mL than that in the controls (p < 0.05). In conclusion, diffuse myocardial injuries were present in SHT, and T1 mapping may be a useful tool for evaluating mild myocardial injuries in SHT at an early stage. Our study is the first to confirm myocardial injuries in SHT patients using T1 mapping.

Indexed as

AdultCardiomyopathiesFemaleHeart VentriclesHumansHypothyroidismMagnetic Resonance Imaging, CineMaleMyocardiumThyrotropinVentricular Function, LeftThyrotropin

Identifiers

PMID29567964
PMCPMC5864753
OpenAlexW2792669183

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.