Publications by authors named "Joao Carlos Guaragna"

Introduction: Coronary artery bypass graft is often the treatment of choice for patients who suffer from unstable angina. We do not know whether this condition adds morbidity in this scenario.

Objective: To compare the outcomes of patients undergoing coronary artery bypass graft with unstable angina framework with patients who underwent coronary artery bypass graft showed no unstable angina.

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Question: Are oxygenation and static compliance improved immediately after manual hyperinflation following myocardial revascularisation? Does this lead to earlier extubation and shorter hospital stay? Does it reduce postoperative pulmonary complications?

Design: Randomised controlled trial with concealed allocation, blinded assessment and intention-to-treat analysis.

Participants: Fifty-five patients who underwent myocardial revascularisation.

Intervention: After an hour in recovery, the experimental group received manual hyperinflation with positive end expiratory pressure followed by suction while the control group received suction only.

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Objective: To investigate whether oral amiodarone administered before surgery for a short period in high dose would reduce the incidence of postoperative atrial fibrillation or atrial flutter and reduces the length of hospital stay.

Methods: In the double-blind, randomized study, 93 patients were given either oral amiodarone (46 patients) or placebo (47 patients). Therapy consisted of 600 mg of amiodarone three times a day, started at minimum 30 hours and at maximum 56 hours before surgery.

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