scholarly journals Specifics of Left Ventricular Remodeling and Daily Blood Pressure Profiles in Young and Middle-Aged Servicemembers Dealing with Arterial Hypertension

Author(s):  
T.I. Nimtsovych ◽  
A.M. Kravchenko ◽  
O.Yu. Mishcheniuk ◽  
К.О. Mikhaliev ◽  
T.Ya. Chursina

Purpose: to study the association of blood pressure (BP) visit-to-visit variability (VVV) with non-valvular atrial fibrillation (AF) in rural dwellers with arterial hypertension (HTN). Material and methods. The cross-sectional study retrospectively analyzed complex data from consecutive 160 males with primary HTN (mean age 50 ± 6 years). Patients with major HTN complication were excluded. We analyzed the office systolic BP (SBP) and diastolic BP (DBP) levels, obtained at four consecutive doctor`s visits. As a metric of BP VVV, we used standard deviation (SD) and coefficient of variation (CV) values. The criteria for high BP VVV were Patients were ascertained to have high BP VVV in case of SD (SBP) ≥15 mm Hg and/or SD (DBP) ≥14 mm Hg. Totally, high BP VVV status was in 82 (51,3 %) patients. Paroxysmal AF was detected in 29 (18,1 %) patients. Results. HTN with AF group (vs. HTN alone) was characterized by higher average values of BB VVV metrics (median, interquartile range): SD (SBP) (16,7 (15,9-17,5) vs. 8,7 (4,6-15,2) mm Hg, respectively); SD (DBP) (11,5 (8,9-14,6) vs. 5,7 (3,9-8,9) mm Hg, respectively); CV (SBP) (10,1 (9,6-10,7) vs. 5,6 (2,9-9,2) %, respectively); and CV (DBP) (12,9 (9,3-15,5) vs. 6,3 (4,1-9,7) %, respectively) (р<0,001 in all the comparisons). Additionally, HTN with AF group associated with worse kidney filtration function (estimated glomerular filtration rate (eGFR): 57 (53-59) vs. 67 (62-77) ml/mim/1,73 m2, respectively) and more pronounced albuminuria (urine albumin/creatinine ratio (A/Cu): 36,1 (32,3-40,6) vs. 10,3 (6,5-26,9) mg/mmol, respectively) (р<0,001 in both comparisons). While integral assessment of eGFR and A/Cu values, we determined higher frequency of patients with high and very high cardiovascular and renal adverse events risk (AER) in HTN with AF group. Moreover, patients with HTN and AF presented with higher left atrial antero-posterior dimension (LAD) (4,3 (4,2-4,6) сm vs. 3,9 (3,6-4,1) cm, respectively; р<0,001), as well as with more advanced left ventricular remodeling. At multivariable analysis, SD (SBP) ≥15 mm Hg and SD (DBP) ≥14 mm Hg, along with AER and LAD, were the most significant factors independently associated with AF. Conclusion. In rural males with HTN, the presence of high BP VVV is one of the factors associated with non-valvular AF risk increase. High BP VVV could be proposed as an additional modified AF risk factor in patients with HTN.


2021 ◽  
Vol 12 (1) ◽  
pp. 21-30
Author(s):  
Natalya V. Gonchar ◽  
Аnzhela А. Аvakyan ◽  
Svetlana N. Chuprova ◽  
Nikolay V. Slizovskiy

The results of investigation of features of morphofunctional state of cardiovascular system in adolescents with manifestations of metabolic syndrome depending on presence of hyperuricemia are presented. In the cardiorheumatology department of the hospital, 34 adolescent patients were observed. Criteria for inclusion in the study: the presence of increased blood pressure levels, increased body mass index values. Depending on serum uric acid levels, patients were divided into two groups: group 1 patients without hyperuricemia (n = 18) and group 2 patients with hyperuricemia (n = 16). Functional diagnostic methods were used: standard 12-channel electrocardiography, transtoral echocardiography, daily Holter monitoring. The main attention was paid to the study of the parameters of the left ventricle. Students t-test was used to determine the significance of the differences, the results at p 0.05 were considered reliable. It was established that adolescents with hyperuricemia were more often diagnosed with primary and secondary arterial hypertension, less often with labile arterial hypertension and autonomic dysfunction syndrome by hypertensive type, and adolescents without hyperuricemia were equally often diagnosed with primary arterial hypertension and labile arterial hypertension, autonomic dysfunction syndrome by hypertensive type. Signs of left ventricular remodeling according to echocardiography were more often noted in boys without hyperuricemia (62.5% of cases) than in girls without hyperuricemia (10%; p 0.01) and in boys with hyperuricemia (26.7%; p 0,05). The findings indicated more significant changes in the morphofunctional state of the cardiovascular system in adolescents with hypertensive conditions and manifestations of metabolic syndrome without hyperuricemia, which requires further study.


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