Interv Akut Kardiol. 2014;13(3):111
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Introduction: In-stent restenosis and repeated target vessel revascularisation currently represents one of the main limitations of coronary angioplasty. The purpose of our study was to verify the benefit of multislice-CT coronary angiography as a non-invasive method for evaluation of a prolonged patency of implanted stents. Methods: Thirty eight patients with 55 lesions were included in our study. The patients were examined using multislice-CT and then they underwent selective coronary angiography. Assessability of stents was followed and comparison with selective coronary angiography was performed. Results: In our cohort, 54 (98.2 %) lesions...
Interv Akut Kardiol. 2014;13(3):120-124
The aim of the study: The aim of our initial study was to investigate whether predisposition to neurotic disorders is depended on whether the patient completed the questionnaire before or after planned heart surgery, and to subsequently determine whether patients with heart disease were more susceptible to neurotic disorders than the general population. Material and methods: A survey was conducted on a group of 70 patients at the University Hospital in Plzen. Fortyeight-item Middlesex Hospital Questionnaire (MHQ) was used to measure the predisposition to neurotic disorders. Results: This survey did not show a statistically significant difference...
Interv Akut Kardiol. 2014;13(3):127-130
In the last decade we witness reinvention of self-expandable coronary stents. Today’s generation of these devices is made predominantly from nitinol giving them specific properties different from stainless steel baloon-expandable stents. Some of those devices were developed for dedicated use e.g. bifurcation lesions or very small vessels. We still do not have enough clinical data supporting use of self-expandable stents in wider extent.
Interv Akut Kardiol. 2014;13(3):133-136
In our paper we review the clinical indications for transcatheter aortic valve implantation (TAVI) and potentional anatomical pitfalls of this procedure. Evaluation of anatomical structures including an overview of modalities used in pre-procedural imaging are summarized.
Interv Akut Kardiol. 2014;13(3):152-154
Implantation of pacemaker leads into the left heart chambers is a rare, but serious complication of permanent cardiac pacing and should be diagnosed already during the procedure itself. The case report describes a patient who presented to our centre with myocardial infarction. An incidental finding was that the pacing system of a dual-chamber pacemaker implanted in a catchment hospital twelve years previously had been inserted transarterially with the ventricular pacing lead placed in the left ventricle and the atrial pacing lead displaced in the brachiocephalic trunk. Due to lucky circumstances, this patient has not experienced any serious...
Interv Akut Kardiol. 2014;13(3):138-140
Pulmonary hypertension (PH) is defined as an abnormal increase in pulmonary artery pressure, i.e. a mean pulmonary artery pressure (mPAP) ≥ 25 mm Hg. It can occur as pulmonary arterial hypertension (PAH) when the pulmonary vessels are involved or it can be due to a secondary cause as a result of chronic heart failure, respiratory disease, or other aetiology. PAH is caused by increased pulmonary vascular resistance (precapillary form of PH) with an increase in pulmonary artery pressure and normal left atrial pressure or pulmonary artery occluded pressure. Current pharmacotherapy of PAH includes calcium channel blockers, prostanoids, phosphodiesterase-5...
Interv Akut Kardiol. 2014;13(3):143-146
Vernakalant is atrial selective antiarrhythmic drug developed for rapid intravenous cardioversion of recent-onset atrial fibrillation. Unlike propaphenone and flecainide, vernakalant can be used in patients with stable coronary artery disease, mild to moderate heart failure and in patients after recent valvular or coronary artery bypass surgery. The highest conversion rates are systematically observed in the first 48 hours following the onset of arrhythmia. Unique ability of rapid conversion to sinus rhythm, short elimination half-life, and low occurrence of serious adverse events are promising for wider use of the drug in a routine clinical...
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Interv Akut Kardiol. 2014;13(3):148-151
out-of-hospital cardiac arrest - description and commentary to the TTM trial Out – of-hospital cardiac arrest is a critical state with high mortality and low chance of successful treatment. Mild therapeutic hypothermia with target temperature of 33 ºC is a part of current guidelines and clinical care for these patients. The TTM trial – Targeted Temperature Management at 33 ºC versus 36 ºC after Cardiac Arrest – is a robust multicenter randomized study that compared the benefit of the target temperature management at 33 ºC versus 36 ºC. The trial results showed no difference in overall mortality or...