acute

Acute bacterial meningitis. Pathogenesis and Prevention.

Acute bacterial meningitis. Pathogenesis and Prevention....

Bacterial meningitis can cause permanent brain damage and even death. Important is the time of diagnosis. If there is at least the minimum suspicion of this desease, immediately carry out a lumbar puncture with a view to confirm or exclude it, also it will help identify  the causative microorganism. Last usually specify, starting from the patient's age, the fact of being in endemic areas,  find out his vaccination and immune status. Pathogenesis Most pathogens of bacterial meningitis penetrate into the cerebrospinal fluid through the colonization of the nasopharynx or hematogenically - through the vascular plexus in the brain parenchyma and shell. Venous thrombosis facilitates retrograde dissemination of infection. This occurs when the integrity of the dura mater is broken as a result ...
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Atrial fibrillation after surgical intervention on the heart. Atrial fibrillation in severe and acute diseases.

Atrial fibrillation after surgical intervention on the heart. Atrial fibrillation in severe and acute diseases....

Atrial fibrillation (AF) occurs frequently after open surgical intervention on the heart (approximately 25-50% of patients). When this happens, do at least 1-2 attempts to restore sinus rhythm. Anticoagulation with heparin or warfarin may be contraindicated, especially in the early postoperative period, so the rhythm of the patient is monitored closely to rapidly identify AF and to perform an electrical cardioversion within 48-hour window from the beginning. For monitoring heart rate in typical use cases, beta-blockers, diltiazem and verapamil. When AF occurs in patients undergoing open heart surgery, before beginning treatment with antiarrhythmic drugs to help prevent further disruption of the rhythm. Usually used amiodarone as the drug was highly effective and well tolerated in the ...
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