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Background: Hereditary haemochromatosis (HH) is an inherited disease in which gene mutation leads to excessive iron absorption and accumulation in different organs, including the heart, which causes damage. Whether the age of patients with HH at the moment of their first diagnosis has an additional effect on the standard echocardiographic parameters was the aim of the study. Material and methods: We prospectively enrolled 20 HH patients, and 20 healthy age- and sex-matched volunteers. Analysis of standard echocardiographic parameters was performed and compared in subgroups of ≥50 and <50 years old (yo). Results: Comparing HH patients with healthy volunteers in ≥50 yo subgroup, significant differences were found in parameters regarding diastolic function (IVS thickness, LVM index, Em, E/Em, PV S/D, LAA index and LAV index). In the <50 yo subgroup we did not find the abovementioned differences, however LVEF appeared to be lower in the HH patients. Conclusions: Despite the lack of clinical symptoms of cardiovascular disease and the lack of deviations in the standard echocardiographic examination, there were a number of differences regarding LV diastolic function parameters in HH patients ≥50 yo, whereas differences regarding LV systolic function were more prominent in HH patients <50 yo when compared with healthy subjects.
EN
Implantable cardiac electronic device (ICED) infections include- lead infection (ICED-LI), device pocket infection (PI) and infective endocarditis (ICED-IE). The aim of this study is to analyze the records of patients with ICED, who developed implantable device-related infections. We analyzed retrospectively the records of the University Clinical Centre (Gdańsk) patients who in 2012-2018 underwent transvenous lead extraction (TLE) due to infections. In order to identify potential ICED infection risk factors we included patients who underwent any electrotherapy procedure within 2 years prior to the TLE. ICED infections that led to septic shock were defined as severe. The analyzed sample included 59 patients with infectious complications (37 male and 22 female) with median age of 74. The in-hospital mortality was 8.5%. All patients with severe ICED infection were diagnosed with ICED-LI, whereas the rest of the sample was diagnosed mostly with PI (p<0.001). The most commonly cultured pathogens were S. aureus and S. epidermidis. In the analyzed sample, the most common infectious complication related to the ICED was PI and the most common etiological agents were S. aureus and S. epidermidis. Severe ICED infections that present with septic shock are associated with a 50% in-hospital mortality rate.
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EN
Background: While moderate physical exercise has positive effects on the cardiovascular system, the data regarding intensive endurance sports is biased with studies suggesting that the inflammatory response to strenuous exercise may act proarrhythmogenic. In amateurs, the effects of intensive endurance exercise on the cardiovascular system have not been studied. Analysis of the effects of a marathon on the kinetics of inflammatory biomarkers may bring new insights into this issue. Material and methods: We studied the effect of a marathon on the kinetics of inflammatory biomarkers: Endothelin-1 (ET-1), Pentraxin-3 (PTX-3), Neopterin and Interleukin-6 (IL-6) in the population of 35 amateur male marathoners. The study was divided into 3 stages: two weeks prior to the marathon (S1), at the finish line (S2) and two weeks after (S3). Blood analyses for biomarkers were performed at each stage. Results: The concentrations of ET-1 (3.20 ± 0.90 vs. 1.30 ±0.34 pg/ml, p <0,001), PTX-3 (441.09 ± 295.64 vs. 279.99 ± 125.68 pg/ml, p < 0,001), Neopterin (9.97 ± 2.17 vs. 8.36 ± 2.68 nmol/l, p < 0,05) and IL-6 (32.5 ± 13.90 vs. 0.97 ± 0.77 pg/ml, p < 0,001) were significantly higher at S2 compared to S1. Conclusions: Running a marathon causes an acute rise in concentrations of inflammatory biomarkers. Further research is needed on the long-term effects of intensive endurance exercise on the cardiovascular system.
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