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Updated: Jun 4, 2025

A Familial Hypercholesterolemia Human Liver Chimeric Mouse Model Using Induced Pluripotent Stem Cell-derived Hepatocytes
Published on: September 15, 2018
SYNTAX I score is associated with genetically confirmed familial hypercholesterolemia in chinese patients with
Yihan Wang1,2, Chuang Li2, Wenshu Zhao2
1School of The Third Clinical Medical College, Capital Medical University, Beijing, People's Republic of China.
Insights
Familial hypercholesterolemia (FH) affects 8.75% of Chinese coronary heart disease patients. The SYNTAX I score is an independent risk factor for FH, highlighting the importance of genetic testing in CHD patients.
Area of Science:
- Cardiovascular Genetics
- Atherosclerosis Research
Background:
- Familial hypercholesterolemia (FH) is a genetic disorder increasing coronary heart disease (CHD) risk.
- Prevalence of FH in Chinese CHD patients and its relation to atherosclerosis severity is largely unknown.
Purpose of the Study:
- To determine FH prevalence in Chinese CHD patients using genetic testing.
- To explore the association between the SYNTAX I score and FH genotype.
Main Methods:
- Genotyping for monogenic and polygenic FH genes in 400 CHD patients.
- Retrospective analysis of clinical data and SYNTAX I scores.
Main Results:
- Genetically confirmed FH prevalence was 8.75% in the CHD cohort.
- FH patients showed higher cLDL-C, SYNTAX I scores, and triple vessel lesions.
- cLDL-C and SYNTAX I scores were independent risk factors for FH.
- Polygenic FH had lower cLDL-C but comparable atherosclerosis severity to monogenic FH.
Conclusions:
- The SYNTAX I score is an independent risk factor for identifying FH.
- Polygenic FH should be considered in Chinese CHD patients with suspected FH.
Background:
Familial hypercholesterolemia (FH) is a genetically inherited disorder caused by monogenic mutations or polygenic deleterious variants. Patients with FH innate with significantly elevated risks for coronary heart disease (CHD). FH prevalence based on genetic testing in Chinese CHD patients is missing. Whether classical index of coronary atherosclerosis severity can be used as indicators of FH needs to be explored. To investigate the FH prevalence in Chinese CHD patients and the association of SYNTAX I score with FH genotype.
Methods:
The monogenic and polygenic FH related genes were genotyped in 400 consecutively enrolled CHD patients. The clinical characteristics and SYNTAX I scores were analyzed in a retrospective nested case-control study.
Results:
The prevalence of genetically confirmed FH in our CHD cohort was 8.75%. The cLDL-C level, SYNTAX I scores and incidences of triple vessel lesions in FH patients were significantly higher, while cLDL-C and SYNTAX I scores were independent risk factors for FH. Furthermore, cLDL-C levels of polygenic FH were significantly lower than monogenic FH, while their severity of coronary atherosclerosis was comparable.
Conclusions:
Our study revealed that the SYNTAX I score was an independent risk factor for FH. Besides, polygenic origin of FH should be taken into consideration for CHD patients suspected of FH.
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