scholarly journals Inflammatory cardiovascular risk markers and silent myocardial ischemia in type 2 diabetic patients

2021 ◽  
pp. 10-10
Author(s):  
Gabrijela Malesevic ◽  
Snjezana Popovic-Pejicic ◽  
Aleksandra Markovic ◽  
Bojana Caric ◽  
Valentina Soldat-Stankovic

Background/Aim. A special feature of Coronary Heart Disease (CHD) in patients with type 2 diabetes (T2D) is that it is often asymptomatic and occurs as a consecuence of cardiovascular auotonomic neuropathy. Dysregulation of the autonomic nervous system is associated with elevated values of inflammatory markers such as highly sensitive C-reactive protein (hs-CRP) and interleukin 6 (IL-6) which accelerate atherosclerosis and the occurrence of cardiovascular complications in patients with T2D. The aim of the study was to evaluate the importance of determining inflammatory cardiovascular risk markers IL-6 and hs-CRP in screening for the presence of CHD in asymptomatic patients with T2D. Methods: The study included 169 patients with T2D, without any symptoms and signs of CHD. Ergometric testing proved or ruled out the presence of silent CHD. The levels of hs-CRP and IL-6 were determined by ELISA. Results: IL6 values were significantly higher in patients with positive ergometric test (6.83?1.99 pg/mL) compared to patients with negative ergometric test (3.04?1.39 pg/mL) (p<0.001). We also found that hs-CRP values in patients with positive ergometric test was significantly higher in comparison to patients with negative ergometric test (6.37?2.25 vs 1.67?1.41 mg/L; p <0.001). Combinations of IL-6 and hs-CRP with age, HbA1c values and duration of diabetes, presented through three binary logistic regression models, are significant predictors of silent CHD proven by ergometric testing, i.e. with their increase in the probability of positive ergometric testing increased too (p <0.01). The sensitivity of the associated finding of elevated IL-6 and hs-CRP values in the detection of silent CHD by ergometric testing was 90% and the specificity was 86%. Conclusion: hs-CRP and IL-6 are significant predictors of silent CHD, and their determination could be recommended in improving cardiovascular risk stratification in asymptomatic patients with T2D.

2015 ◽  
Vol 2015 ◽  
pp. 1-8 ◽  
Author(s):  
Isabelle Pham ◽  
Emmanuel Cosson ◽  
Minh Tuan Nguyen ◽  
Isabela Banu ◽  
Isabelle Genevois ◽  
...  

Aim. Our aim was to assess the prevalence of subclinical diabetic cardiomyopathy, occurring among diabetic patients without hypertension or coronary artery disease (CAD).Methods. 656 asymptomatic patients with type 2 diabetes for 14 ± 8 years (359 men, 59.7 ± 8.7 years old, HbA1c 8.7 ± 2.1%) and at least one cardiovascular risk factor had a cardiac echography at rest, a stress cardiac scintigraphy to screen for silent myocardial ischemia (SMI), and, in case of SMI, a coronary angiography to screen for silent CAD.Results. SMI was diagnosed in 206 patients, and 71 of them had CAD. In the 157 patients without hypertension or CAD, left ventricular hypertrophy (LVH: 24.1%) was the most frequent abnormality, followed by left ventricular dilation (8.6%), hypokinesia (5.3%), and systolic dysfunction (3.8%). SMI was independently associated with hypokinesia (odds ratio 14.7 [2.7–81.7],p<0.01) and systolic dysfunction (OR 114.6 [1.7–7907],p<0.01), while HbA1c (OR 1.9 [1.1–3.2],p<0.05) and body mass index (OR 1.6 [1.1–2.4],p<0.05) were associated with systolic dysfunction. LVH was more prevalent among hypertensive patients and hypokinesia in the patients with CAD.Conclusion. In asymptomatic type 2 diabetic patients, diabetic cardiomyopathy is highly prevalent and is predominantly characterized by LVH. SMI, obesity, and poor glycemic control contribute to structural and functional LV abnormalities.


2021 ◽  
pp. 8-9
Author(s):  
Murugesan Thinakaran ◽  
Thangadurai Chitra

Background and objects: Patients with diabetes mellitus are at high risk of cardiovascular events because of abnormal lipid status. Dyslipidemia is common in diabetes mellitus and is associated with cardiovascular complications. Early diagnosis and treatment is the main cornerstone in the prevention of its multiple complications. The aim of the study was to determine the prevalence of abnormal lipid prole levels. Materials and Method: The study population was made up of Eighty-ve (85) already diagnosed type 2 diabetic patients and Ninety-two (92) with an age range of 28 to 70 years, who come from routine health, follow up at various tertiary hospitals in Erode. The samples were analyzed using the chemical analyzer COBAS INTEGRA 400. Results and Conclusion: Dyslipidemia was found in 63.52% in type2 diabetes patients and 43.47% in non-diabetic patients. High TG, high LDL-C, high TC and low HDL-C exhibited an increasing trend in the proportion of patients with dyslipidemia. The following risk factors namely female sex, age above 50- years, BMI (overweight and obese), poor glycemic control, central obesity and physical inactivity were associated with diabetic dyslipidemia. This study presents some interesting and novel ndings which may be very important in the care and management of patients with type-2 diabetes.


2018 ◽  
Vol 6 (2) ◽  
pp. 314-319 ◽  
Author(s):  
Doaa Samir Salah El-Din ◽  
Ahmed Ibrahim Amin ◽  
Ahmed Osman Egiza

AIM: This work investigated associations between tissue inhibitor metalloproteinase-1 and diabetic cardiovascular diseases in type 2 diabetic patients; also it investigated the role of osteopontin in the diagnosis of type 2 cardiovascular diabetes complications.SUBJECTS AND METHODS: These were examined on eighty subjects, divided into three groups as follows: twenty volunteer healthy control subjects, thirty type 2 diabetes mellitus (DM) patients, and thirty cardiovascular, diabetic patients. Full clinical measurements were carried out, and the expression level of tissue inhibitor metalloproteinase-1 in blood samples was analysed by real-time PCR, using gene-specific primer pairs. Also osteopontin concentrations had been measured by the enzyme-linked immunosorbent assay. Data were tested statistically by parametric tests.RESULTS: The concentrations of osteopontin and the expression levels of tissue inhibitor metalloproteinase-1 were significantly increased in diabetic and cardiovascular diabetic groups compared to control group also they were significantly increased in the cardiovascular diabetic group compared to the diabetic group.CONCLUSION: Tissue inhibitor metalloproteinase-1 and osteopontin concentrations were significantly increased in diabetic patients with cardiovascular complications than other groups.


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