Publications by authors named "Maria Jesus Rollan"

Article Synopsis
  • The study investigates the occurrence of syncope (fainting) in patients with severe aortic stenosis (SAS) undergoing valve replacement surgery, specifically looking at differences between exertion-related and rest-related syncope.
  • Out of 320 patients observed, none experienced exertion-related syncope after surgery, while a significant percentage (38%) of those who had syncope at rest experienced it again post-intervention.
  • Recurrence of syncope at rest is linked to a higher risk of cardiovascular mortality, indicating that patients with rest-related syncope should be carefully evaluated prior to surgery.
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Increased intra-abdominal pressure (IAP) is common among post-surgical patients and may cause organ dysfunction. However, its impact after kidney transplantation on early postoperative complications and graft recovery remains unclear. We designed a prospective, observational cohort study to describe the prevalence and determinants of IAP, as well as its effect on delayed graft function, postoperative complications, and graft recovery.

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Patients admitted with suspected acute coronary syndrome (ACS) in whom the diagnosis is not confirmed are poorly characterized. In a contemporary registry of consecutive patients hospitalized with suspected ACS as the primary diagnosis, we assessed characteristics on admission and in-hospital and 6-month mortality of patients discharged with other diagnoses and compared this subgroup with true ACS patients. Of 2557 patients included, 9.

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Background: Stem cell-based therapy has emerged as a potential therapy in acute myocardial infarction (AMI). Although various approaches have been studied, intracoronary injection of bone marrow autologous mononuclear cells (BMMC) and the ability of granulocyte colony-stimulating factor (G-CSF) to mobilize endogenous cells have attracted the most attention.

Objectives: This study compares, for the first time, the efficacy of BMMC injection, G-CSF mobilization, and the combination of both with standard treatment.

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Background: The influence of age on the main epidemiological, clinical, echocardiographic, microbiological, and prognostic features of patients with infective endocarditis remains unknown. We present the series with the largest numbers and range of ages of subjects to date that analyzes the influence of age on the main characteristics of patients with isolated left-sided infective endocarditis. Furthermore, this series is the first one in which patients have been distributed according to age quartile.

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Background: This study sought to document the safety of a new accelerated dobutamine-atropine stress echocardiography protocol and to analyze its complications.

Methods: Dobutamine-atropine stress echocardiography studies were performed using an incremental dobutamine infusion protocol from 20 to 40 microg/kg/min in 3-minute stages and followed by atropine.

Results: A total of 962 patients were included.

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Aim: There is no agreement in the best cutoff time to distinguish between early- and late- onset prosthetic valve endocarditis (PVE). Our objectives are to define early-onset PVE according to the microbiological spectrum and to analyse the profile and short-term prognosis of this entity.

Methods And Results: The microbiological profile of 172 non-drug users, who were patients with PVE, were compared according to the time elapsed from surgery among 640 endocarditis diagnosed between 1996 and 2004.

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Direct cardioversion used in the treatment of various cardiac arrhythmias is a highly effective and simple procedure with infrequent complications. An uncommon complication is the occurrence of pulmonary edema. This report describes a 68-year-old woman with normal coronary arteries who experienced pulmonary edema following cardioversion secondary to myocardial injury demonstrated by ECG changes and elevation of troponin T.

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Background: Streptococcus agalactiae is an unusual pathogen in adults who are not pregnant. S agalactiae endocarditis is a poorly defined entity because it is uncommon; in contrast to other streptococcal endocarditis, it bears a high mortality rate. The aim of this study was to define its clinical, prognostic, and therapeutic profile on the basis of a series of 9 consecutive patients.

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Background: Diagnosis of coronary artery disease(CAD) in women remains elusive. The classical diagnostic armamentarium has been found to be very limited. Dobutamine stress echocardiography has emerged as a powerful test in assessing CAD in the general population, but most studies failed to include women.

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Dobutamine increases oxygen demand in the myocardium and is used in conjunction with echocardiography to detect coronary artery disease. Beta blockers (BB) are partial antagonists of dobutamine and, therefore, offset dobutamine effects. Still, the impact of BB therapy on dobutamine stress echocardiography is not clear.

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