scholarly journals Measurement of epicardial adipose tissue (EAT) thickness in subclinical hypothyroid patients and to determine the relationship between EAT and abdominal/visceral fat mass

2015 ◽  
Author(s):  
Dilek Arpaci ◽  
Aysel Gurkan Tocoglu ◽  
Sabiye Yilmaz ◽  
Sumeyye Korkmaz ◽  
Hasan Ergenc ◽  
...  
2000 ◽  
Vol 8 (2) ◽  
pp. 151-159 ◽  
Author(s):  
Yuling Hong ◽  
Jean-Pierre Després ◽  
Treva Rice ◽  
André Nadeau ◽  
Michael A. Province ◽  
...  

2021 ◽  
Vol 42 (Supplement_1) ◽  
Author(s):  
P E Erbes ◽  
S G Shulkina ◽  
E N Byvaltseva ◽  
A A Antipova ◽  
E N Smirnova ◽  
...  

Abstract Introduction Obesity is a potent risk factor for the development of kidney disease (CKD). The localization of adipose tissue and its hormonal activity plays an important role in the formation of the cardiorenal relationship. Purpose of work To assess the relationship between visceral fat stores with hormonal activity of adipose tissue, metabolic parameters and markers of renal dysfunction in patients with borderline arterial hypertension (AH) and obesity. Materials and methods The study included 100 people aged 44.8±6.4 years. Group 1 – patients with borderline hypertension – SBP 134.1±4.7 mm Hg; DBP – 84.3±5.9 mm Hg, BMI 36.1±3.2kg/m2. Group 2 was patients with BMI 35.5±3.9 kg/m2, SBP level 120.6±10.1 mm Hg and DBP 70.1±8.4 mm Hg. Albumin/creatinine ratio urine (ACRU), β2 microglobulin, tumor necrosis factor (TNF), interleukin 6 (IL6), monocytechemoattractant protein (MCP-1) was determined in a single portion of morning urine, the level of leptin, resistin and cystatin C was determined by ELISA. Glomerular filtration rate (GFR) was calculated using the CKD-EPI formula and cystatin C (Hoek's formula). The examination of visceral adipose tissue (VAT) was using an ultrasound method of investigation: the epi- and pericardial fat depots were assessed; VAT 1 – measurement at the level of the navel from the inner surface of the rectus abdominis to the posterior wall of the aorta and L4; VAT 2 – measurement at the level of the navel from the inner surface of the rectus abdominis to L4; the thickness of the posterior perirenal VAT on the right and left and the area of perirenal fat on both sides. Result The amount of fat depots in the groups is shown in Table 1. Indicators of hormonal activity of adipose tissue and renal markers are presented in Table 2. In the group with borderline hypertension the relationship between VAT 1 and 2 with ALT levels (r=0.40) and (r=0.42) was established, AST (r=0.52) and (r=0.47); HDL (r=−0.67) and (r=−0.70), TG (r=0.38) and (r=0, 39), HOMA index (r=0.45) and (r=0.39), MCP-1 (r=0.28) and (r=0.36). Perineal fat depot located to the right and left is correlated with LDL (r=0.40) and (r=0.37), glucose (r=0.49) and (r=0.50), ACRU (r=0.43) and (r=0.57), urinary excretion of cystatin C (r=0.28) and (r=0, 39). The connection with the optimal blood pressure level in control group was established between the perineal adipose tissue on the right and the left with the level of TG (r=0.35) and (r=0.29), GFR according to Hoek (r=0.29) and (r=0, 38), MCP-1 (r=0.36) and (r=0.29). Findings The increase of perinephral adipose tissue in obese patients is associated with an increase in cytokine excretion in the urine, an increase in VAT is accompanied by a deterioration in metabolic parameters. FUNDunding Acknowledgement Type of funding sources: None.


2017 ◽  
Vol 41 (7) ◽  
pp. 1106-1113 ◽  
Author(s):  
T Pallister ◽  
M A Jackson ◽  
T C Martin ◽  
C A Glastonbury ◽  
A Jennings ◽  
...  

Biomolecules ◽  
2019 ◽  
Vol 9 (3) ◽  
pp. 97 ◽  
Author(s):  
Esra Demir ◽  
Nazmiye Harmankaya ◽  
İrem Kıraç Utku ◽  
Gönül Açıksarı ◽  
Turgut Uygun ◽  
...  

In this study, it was aimed to investigate the relationship between the epicardial adipose tissue thickness (EATT) and serum IL-17A level insulin resistance in metabolic syndrome patients. This study enrolled a total of 160 subjects, of whom 80 were consecutive patients who applied to our outpatient clinic and were diagnosed with metabolic syndrome, and the other 80 were consecutive patients who were part of the control group with similar age and demographics in whom the metabolic syndrome was excluded. The metabolic syndrome diagnosis was made according to International Diabetes Federation (IDF)-2005 criteria. EATT was measured with transthoracic echocardiography (TTE) in the subjects. IL-17A serum levels were determined using the ELISA method. Fasting blood glucose, HDL, triglyceride, and fasting insulin levels were significantly higher in the metabolic syndrome group compared to the control group. In addition, the metabolic syndrome group had significantly higher high-sensitivity C-reactive protein (hs-CRP) and Homeostatic Model Assessment Insulin Resistance (HOMA-IR) levels than the control group. Similarly, serum IL-17A levels were significantly elevated in the metabolic syndrome group compared to the control group statistically (p < 0.001). As well, EATT was higher in the metabolic syndrome than the control group. Conclusion: By virtue of their proinflammatory properties, EATT and IL-17 may play an important role in the pathogenesis of the metabolic syndrome.


2019 ◽  
Vol 16 (4) ◽  
pp. 328-336 ◽  
Author(s):  
Søren Gullaksen ◽  
Kristian Løkke Funck ◽  
Esben Laugesen ◽  
Troels Krarup Hansen ◽  
Damini Dey ◽  
...  

Objectives: Coronary atherosclerosis in patients with type 2 diabetes mellitus may be promoted by regional fat distribution. We investigated the association between anthropometric measures of obesity, truncal fat mass, epicardial adipose tissue and coronary atherosclerosis in asymptomatic patients and matched controls. Methods: We examined 44 patients and 59 controls [mean (standard deviation) age 64.4 ± 9.9 vs 61.8 ± 9.7, male 50% vs 47%, diabetes duration mean (standard deviation) 7.7 ± 1.5] with coronary computed tomography angiography. Coronary plaques were quantified as total, calcified, non-calcified and low-density non-calcified plaque volumes (mm3). Regional fat distribution was assessed by dual-energy X-ray absorptiometry, body mass index (kg/m2), waist circumference (cm) and epicardial fat volume (mm3). Endothelial function and systemic inflammation were evaluated by peripheral arterial tonometry (log transformed Reactive Hyperemia Index) and C-reactive protein (mg/L). Results: Body mass index and waist circumference ( p < 0.02) were associated with coronary plaque volumes. Body mass index was associated with low-density non-calcified plaque volume after adjustment for age, sex and diabetes status ( p < 0.01). Truncal fat mass ( p > 0.51), waist circumference ( p > 0.06) and epicardial adipose tissue ( p > 0.17) were not associated with coronary plaque volumes in adjusted analyses. Conclusion: Body mass index is associated with coronary plaque volumes in diabetic as well as non-diabetic individuals.


2019 ◽  
Vol 20 (12) ◽  
pp. 1379-1387 ◽  
Author(s):  
Carmela Nappi ◽  
Andrea Ponsiglione ◽  
Wanda Acampa ◽  
Valeria Gaudieri ◽  
Emilia Zampella ◽  
...  

Abstract Aims We evaluated the relationship between epicardial adipose tissue (EAT) and coronary vascular function assessed by rubidium-82 (82Rb) positron emission tomography/computed tomography (PET/CT) in patients with suspected coronary artery disease (CAD). Methods and results The study population included 270 patients with suspected CAD and normal myocardial perfusion at stress–rest 82Rb PET/CT. Coronary artery calcium (CAC) score and EAT volume were measured. Absolute myocardial blood flow (MBF) was computed in mL/min/ from the dynamic rest and stress imaging. Myocardial perfusion reserve (MPR) was defined as the ratio of hyperaemic to baseline MBF and it was considered reduced when <2. MPR was normal in 177 (65%) patients and reduced in 93 (35%). Patients with impaired MPR were older (P < 0.001) and had higher CAC score values (P = 0.033), EAT thickness (P = 0.009), and EAT volume (P < 0.001). At univariable logistic regression analysis, age, heart rate reserve (HRR), CAC score, EAT thickness, and EAT volume resulted significant predictors of reduced MPR, but only age (P = 0.002), HRR (P = 0.021), and EAT volume (P = 0.043) were independently associated with reduced MPR, at multivariable analysis. In patients with CAC score 0 (n = 114), a significant relation between EAT volume and MPR (P = 0.014) was observed, while the relationship was not significant (P = 0.21) in patients with CAC score >0 (n = 156). Conclusion In patients with suspected CAD and normal myocardial perfusion, EAT volume predicts hyperaemic MBF and reduced MPR, confirming that visceral pericardium fat may influence coronary vascular function. Thus, EAT evaluation has a potential role in the early identification of coronary vascular dysfunction.


Author(s):  
Ismail Baloglu ◽  
Kultigin Turkmen ◽  
Nedim Selcuk ◽  
Halil Tonbul ◽  
Adalet Ozcicek ◽  
...  

Abstract Introduction and aim Cardiovascular diseases remain the most common cause of morbidity and mortality in patients with diabetes. Epicardial adipose tissue (EAT), visceral fat depot of the heart, was found to be associated with coronary artery disease in cardiac and non-cardiac patients. Increased visceral adiposity is associated with proinflammatory activity, impaired insulin sensitivity, increased risk of atherosclerosis and high mortality. In the present study we aimed to investigate the relationship between EAT and visceral adiposity index (VAI) in patients with diabetes. Methods This was a cross-sectional study involving 128 patients with type 2 diabetes mellitus (73 females, 55 males; mean age, 54.09+±+9.17 years) and 32 control subjects (23 females, 9 males; mean age, 50.09+±+7.81 years). EAT was measured by using a trans-thoracic echocardiograph. Parameters such as waist circumference (WC), body mass index (BMI), triglyceride and high density lipoprotein (HDL) cholesterol were used to calculate VAI. Result EAT and VAI measurements were significantly higher in patients with diabetes when compared to control subjects. In the bivariate correlation analysis, VAI was positively correlated with uric acid level (r=0.214, p=0.015), white blood cell count (r= 0.262, p=0.003), platelet count (r=0.223, p=0.011) and total cholesterol levels (r= 0.363, p<0.001). Also, VAI was found to be the independent predictor of EAT. Conclusion Simple calculation of VAI was found to be associated with increased EAT in patients with type 2 diabetes.


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