[Familial combined hyperlipidemia, metabolic syndrome and cardiovascular disease]
Sergio Martinez-Hervás1, José T Real, Antonia Priego
1Servicio de Endocrinología y Nutrición, Hospital Clínico Universitario, Universidad de Valencia, Valencia, Spain.
Insights
Metabolic syndrome is a significant cardiovascular risk marker in patients with familial combined hyperlipidemia (FCH). This study found a higher prevalence of metabolic syndrome in FCH patients who survived myocardial infarction.
Area of Science:
- Cardiology
- Metabolic Disorders
- Genetics
Background:
- Familial combined hyperlipidemia (FCH) is a common genetic lipid disorder.
- Cardiovascular disease (CVD), particularly myocardial infarction (MI), is a major concern in FCH patients.
- The role of metabolic syndrome in CVD risk stratification within FCH populations requires further elucidation.
Purpose of the Study:
- To investigate the association between metabolic syndrome and cardiovascular disease events, specifically myocardial infarction (MI) survivors.
- To compare the prevalence of metabolic syndrome in FCH patients with a history of MI versus those without MI and healthy controls.
- To determine if metabolic syndrome serves as a cardiovascular risk marker in individuals with FCH.
Main Methods:
- Comparative study involving three groups: FCH patients with MI survivors (n=20), FCH patients without MI (n=20), and matched controls (n=20).
- Assessment of plasma lipid, glucose, and insulin levels.
- Diagnosis of metabolic syndrome using World Health Organization (WHO) and National Cholesterol Education Program-Adult treatment panel (NCEP-ATPIII) criteria.
- Statistical analysis using non-parametric tests and logistic regression.
Main Results:
- Metabolic syndrome was diagnosed in 19/20 FCH patients with MI survivors, 11/20 FCH patients without MI, and 6/20 control subjects (P<.001) based on WHO criteria.
- A significantly higher prevalence of metabolic syndrome was observed in FCH patients with a history of MI compared to those without MI (P<.01).
- Logistic regression analysis indicated that metabolic syndrome is associated with ischemic coronary disease in this cohort.
Conclusions:
- The presence of metabolic syndrome is significantly more common in FCH patients who have experienced a myocardial infarction.
- Metabolic syndrome, as defined by WHO criteria, acts as a valuable cardiovascular risk marker in individuals with familial combined hyperlipidemia.
- Early identification and management of metabolic syndrome components are crucial for mitigating CVD risk in FCH patients.
Abstract:
Our aim was to investigate the relationship between metabolic syndrome and cardiovascular disease (i.e., survivors of myocardial infarction) in patients with familial combined hyperlipidemia (FCH). We compared a group of 20 male patients with FCH who had survived a myocardial infarction with two other groups matched for age and body mass index, comprising 20 individuals with FCH who had not had a myocardial infraction and 20 control subjects. Plasma lipid, glucose, and insulin levels were determined. Metabolic syndrome was judged to present on the basis of World Health Organization (WHO) and National Cholesterol Education Program-Adult treatment panel (NCEP-ATPIII) criteria. Differences between the groups were evaluated using non-parametric tests and the association between ischemic coronary disease and other parameters was assessed by logistic regression analysis. According to WHO criteria, the metabolic syndrome was present in 19 FCH patients who had survived a myocardial infarction, in 11 individuals with FCH who had not had a myocardial infraction, and in six control subject (P<.001); the difference between FCH patients with and without myocardial infarction was significant (P<.01). Presence of the metabolic syndrome, as defined by WHO criteria, is a marker of cardiovascular risk in individuals with FCH.
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