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Biomedical subjects

E Krzymińska

Publications and source records attributed to E Krzymińska.

12 recordsLinked to original sources

[Side effects during dobutamine stress echocardiography in patients with aortic stenosis].

The purpose of the study was to assess the safety of the dobutamine stress echocardiography (DASE) in patients with aortic stenosis (AS). 161 patients (mean age 59 +/- 13 years) with AS were prospectively studied with DASE. There were 58 female and 103 male. Dobutamine was given in stepwise increasing doses from 5 to 40 ug/kg/min. Mean maximal dose achieved was 31.4 ug/kg/min. The test was positive in 40 (24.8%) patients. Significant coronary artery disease was present in 60 (37.3%) patients. DASE resulted in significant increase in transvalvular mean gradient from 29.3 +/- 12.5 mmHg at rest to 46.3 +/- 19.3 mmHg at peak dose. There was no significant increase in valve area. There were no death, myocardial infarction or episodes of sustained ventricular tachycardia as a result of DASE. The test was terminated when following conditions were revealed: target heart rate (39.1%), left ventricular asynergy (25.5%), maximal established dose achieved (8.1%), side effects (27.3%). The most common side effects with the need of test cessation were arrhythmias (9.9%) and hypotension (9.9%). The most side effects were usually well tolerated without need of medical treatment. We conclude that DASE may be safely performed in patients with AS. Side effects are more common than in patients with coronary disease, but are usually well tolerated without need of medical treatment.

Adult↗

[Side effects during dobutamine stress echocardiography: analysis of 582 studies].

The purpose of the study was to assess the safety, adverse effects and complications of the dobutamine stress echocardiography (ED). 582 patients without previous infarction were prospectively studied with ED. There were 196 female and 368 male, age varied from 27 to 74 years, mean 52. Dobutamine was given in stepwise increasing doses from 5 to 40 mcg/kg/min. Mean maximal dose achieved was 33 mcg/kg/min. Atropine was added in 253 (43%) cases. Significant coronary artery disease was present in 323 patients (53%). There were no death, no myocardial infarction or episodes of sustained ventricular tachycardia as a result of ED. The test was terminated when following conditions were revealed: target heart rate (28.9%), maximal established dose achieved (25.3%), left ventricular asynergy (19.6%), angina pectoris (10.8%), increase of systolic blood pressure above 220 mm Hg (2.6%), hypotension (7.6%), nonsustained ventricular tachycardia (1.7%). The most common non-cardiac side effects were skin tingling (19.8%), atypical chest pain(16.3%), palpitations (13.9%) and headache (7.9%). The most side effects were usually well tolerated, without the need for test cessation. The ED was terminated only in 4 (0.6%) patients because of non-cardiac side effects including nausea (0.3%) and headache (0.3%). We conclude that ED may be safely performed in routine clinical practice. Side effects were rare and usually minor. Most severe ischemic pain was relieved by test interruption and sublingual nitro-glycerine or short acting beta-blocker administration.

Adult↗

[Localization of myocardial infarction with the help of EKG and two-dimensional echocardiography. Controversies].

A multicentre study of the localization of myocardial infarction (MI) using ECG and 2-dimensional echocardiography (Echo-2D) was performed on the 21st day of the onset of MI. The study population consisted of 650 pts (mean age 55.0 years), 553 males and 97 females. The purpose of the study was: 1) to compare the site of MI as diagnosed by ECG and Echo-2D, 2) to determine the controversies in the diagnosis between these two methods. Consistent results of both methods were obtained in 408 pts (62.8%) of the group. In 61 pts (9.4%) the diagnosis of MI by ECG and Echo-2D was undefined. In 181 pts (27.8%) the inconsistencies of ECG and Echo-2D evaluations were demonstrated; in 106 pts ECG changes were undefined, but evident Echo-2D changes were found; on the contrary, in 51 pts MI diagnosed by ECG was not confirmed by Echo-2D. In 24 pts entirely inconsistent results were shown. 209 pts (32%) with myocardial contractility disorders in the apical region of the heart diagnosed by Echo-2D showed different MI localisation as determined by ECG: 147 pts had anterior or antero-lateral MI, 28 pts--postero-inferior MI, 12 pts--apical MI and 22 pts--another one. By these findings it has been shown that ECG and Echo-2D are compatible methods but not replaceable ones.

Adult↗

[Hypertrophic cardiomyopathy occurring in the family. Rare coexistence with oligophrenia. Clinical examinations, cytogenetic and HLA system].

Familial hereditary ventricular hypertrophy (HCM) is classified as a genetically determined disease (autosomal dominant trait) characterized by generalized ventricular hypertrophy, specific heart sounds and echocardiography images, characteristic ECG changes. Sudden death occurs in some cases. Clinical data and laboratory findings in a family of twelve, in which three brothers (aged 17, 21 and 25) displayed typical features of hypertrophic cardiomyopathy, are presented. In addition to the HCM symptoms, all brothers displayed unique, characteristic phenotype: long upper and lower extremities, microcephaly and different in degree mental retardation. Echocardiography and Holter monitoring revealed types III and IV (according to Maron's classification) with complex ECG disturbances. In other members of the family the following changes were found: supra and ventricular arrhythmias appeared in the ECG of the mother (45 years old) in the forth decade of her life and ST disturbances ("silent ischaemia") in the ECG of the father (44 years old). Arrhythmias were present in the father's brother and sister, but without any clinical signs of HCM. Cytogenetic analysis was performed on the peripheral blood lymphocytes derived from the mother and all her sick sons--the karyotypes were normal. Additional cytogenetic studies detecting the presence of chromosome fra (16) were negative. Analyses of the HLA antigens were performed on 13 members of the three generations in the family. The HLA antigens of classes I-A, B and C were identified and results suggest some linkage between HCM and B12 (44) antigen. To our knowledge, the present study provides the first description of a family displaying simultaneously ventricular hypertrophy and a specific phenotype with mental retardation.

Adolescent↗

[The Global Deterioration Scale (GDS) and Functional Assessment Staging (FAST) in the diagnosis of Alzheimer type dementia].

Described are two scales for the diagnosis of dementia of the Alzheimer type and for identifying its following stages solely on the basis of social functioning and on daily activity level of the patient. The authors of the scale, Resiberg et al. based their findings on the conclusion that dementia of the Alzheimer type is a rare clinical syndrome with a characteristic onset and development which are identical in over 90% of patients. The GDS (Global Deterioration Scale) separates the course of dementia into 6 stages. The FAST (Functional Assessment Scale) separates deterioration into 16 stages. Both scales, especially allow for the systematic tracking of course of the uncomplicated Alzheimer's case. They also show the appearance of any additional somatic and psychopathological factors which cause the state of the patient to appear worst than could result from the current stage the patient is in. They ease the differentiation between dementia of the Alzheimer type and dementia of other aetiology. Apart from these scales, especially the FAST, allow to the estimation with significant accuracy how long the current stage, as well as the whole illness will last in a given patient. Similarly, predictions may be made as to the time and in what order particular life functions will be diminishing in specific patients until the terminal state.

Activities of Daily Living↗