scholarly journals Alpha-lipoic Acid: Effects on the Beat-to-Beat Vectorcardiographic Parameters in Type 2 Diabetes Mellitus Patients with Cardiac Autonomic Neuropathy

2021 ◽  
Vol 2 (2) ◽  
pp. 16
Author(s):  
Victoria Serhiyenko ◽  
Krystina Kozlovska ◽  
Alexandr Serhiyenko

Objective: Relevance of cardiac autonomic neuropathy has not been fully recognized and there is no standardized treatment protocol.Aim: To evaluate the effects of alpha-lipoic acid on the beat-to-beat vectorcardiographic parameters, namely spatial QRS-T angle, QT dispersion (QTd) and corrected QT interval (QTc) in type 2 diabetes mellitus persons with cardiac autonomic neuropathy. Research designs and methods: Our study involved 33 persons with definite stage of cardiac autonomic neuropathy and diabetes mellitus type 2, which were assigned to each of two groups: one took standard antihyperglycaemic treatmen (n=15, control group) and the other (n=18) in addition to standard therapy - 600 mg of alpha-lipoic acid daily for three months. The analysis of vectorcardiographic parameters was performed. Results: It was found out that alpha-lipoic acid contributed to decrease of the vectorcardiographic parameters, namely QRS-T angle, QTd and QTc. Conclusions: The positive influences of alpha-lipoic acid suggest the usefulness of its prescription to type 2 diabetes mellitus persons with definite stage of cardiac autonomic neuropathy. The efficacy of alpha-lipoic acid is the result of its direct effect on the parameters of vectorcardiography.

2021 ◽  
Vol 55 (4) ◽  
pp. 224-233
Author(s):  
Victoria A. Serhiyenko ◽  
Ludmila M. Serhiyenko ◽  
Volodymyr B. Sehin ◽  
Alexandr A. Serhiyenko

Abstract Objective. Significantly underdiagnosed, diabetes-associated cardiac autonomic neuropathy (CAN) causes a wide range of cardiac disorders that may cause life-threatening outcomes. This study investigated the effects of alpha-lipoic acid (ALA) on arterial stiffness and insulin resistance (IR) parameters in type 2 diabetes mellitus (T2D) patients and definite CAN. Methods. A total of 36 patients with T2D and a definite stage of CAN were recruited. This investigation was carried out on two separate arms: traditional hypoglycemic therapy (n=18, control) and ALA (n=18) 600 mg in film-coated tablets/q.d. in addition to traditional hypoglycemic therapy. The duration of the study was three months. Results. In subjects with T2D and definite stage of СAN, treatment with ALA resulted in a significant decrease of glucose, immunoreactive insulin concentration, and Homeostasis Model Assessment (HOMA)-IR (HOMA-IR) parameters; pulse wave velocity (PWV), aorta augmentation index (AIxao) during the active period of the day and decrease of PWV, AIxao, and brachial augmentation index during the passive period of the day compared with the results, obtained in the control group. Therefore, the administration of ALA to patients with T2D for three months promotes the improvement of glucose metabolism and arterial stiffness parameters. Conclusions. In patients with T2D and definite stage of СAN treatment with ALA improved HOMA-IR and arterial stiffness parameters. These findings can be of clinical significance for the complex treatment of diabetes-associated CAN.


Author(s):  
D. Vasantha Kalyani ◽  
P. R. Sheela ◽  
P. Suresh Kumar ◽  
Saranya Nagalingam

Background: Diabetic neuropathy is one of the commonest complications of diabetes mellitus and associated with considerable morbidity and mortality. The influence of diabetes on gall bladder function was not demonstrated in many studies. In this study, the association of fasting gall bladder volume and gall bladder ejection fraction with degree of cardiac autonomic neuropathy was assessed and correlated with duration of diabetes and severity of diabetes..Methods: The study was conducted in Government Sivagangai Medical College Hospital, Sivagangai, Madurai during a period of January 2018 to September 2018 as a Prospective observational study conducted among 100 patients in study group and 50 healthy subjects in control group. The aim of the study was to find out the incidence of autonomic neuropathy in study group by simple bed side tests, to determine the fasting gall bladder ejection fraction in diabetics, comparison of gall bladder volume in both study and control group, correlation of gall bladder ejection fraction with autonomic neuropathy.Results: The incidence of CAN is found to be high with longer duration of the disease and the degree is also correlated with duration of the disease. The correlation coefficient of this association is 0.792 which indicates high correlation. The correlation of severity of DM   with incidence and degree of CAN was 0.81 which indicates high correlation and also the study showed an increase in the FGBV and a decrease in the GBEF with increase in the severity of cardiac autonomic neuropathy.Conclusions: In patients with type 2 diabetes mellitus, the gall bladder ejection fraction is  significantly  related  to  the  duration  of diabetes mellitus and degree of hyperglycemia in addition to cardiac autonomic neuropathy(CAN). Similarly,  fasting  gall  bladder  volume (FGBV)  is  significantly increased  in  type 2  diabetes  mellitus  patients  with  cardiac autonomic neuropathy.


InterConf ◽  
2021 ◽  
pp. 314-321
Author(s):  
Victoria Serhiyenko ◽  
Marta Hotsko ◽  
Oksana Snytinska ◽  
Alexandr Serhiyenko

This paper presents the results obtained during the study of possible alpha-lipoic acid (ALA) impact on the state of insulin resistance (IR), the content of some pro- and anti-inflammatory factors in patients with type 2 diabetes mellitus (T2DM) and cardiovascular autonomic neuropathy (CAN). Our study involved 33 persons with diagnosed T2DM and CAN, which were allocated to one of two groups. The control group (15 patients) received standard hypoglycemic treatment, whereas the intervention group (18 patients) received ALA 600 mg in film-coated tablets/q.d. in addition to standard therapy. Treatment period was 3 mos in duration. Levels of glycated hemoglobin A1c, glucose, immunoreactive insulin (IRI), leptin, interleukin (IL) IL-6 and IL-8, high sensitivity C-reactive protein (hs-CRP), tumor necrosis factor-alpha (TNF-alpha) in the blood were measured. TNF-alpha/IL-10 ratio and Homeostasis model assessment IR (HOMA-IR) were calculated. The significant reduction in glucose, IRI, leptin concentration and HOMA-IR parameters; decrease in the hs-CRP, TNF-alpha, IL-6 and IL-8 levels, TNF-alpha/IL-10 ratio, with no changes in IL-10 content after 3 mos of treatment was found. The results of our study demonstrated the decrease in the pro-inflammatory link activity after treatment and allow us to consider ALA as one of the promising drug for complex treatment of CAN in patients with T2DM.


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