A Review of Pericardial Diseases: Clinical, ECG and Hemodynamic Features and Management
REVIEW SHAM IK AIKAT, MD SASAN GHAFFARI, MD Department of Cardiology, Cleveland Clinic Department of Cardiology, Cleveland Clinic A review of pericardial diseases: Clinical, ECG and hemodynamic features and management ABSTRACT ECAUSE PERICARDIAL DISEASES are com- mon and often misdiagnosed, physi- Pericardial diseases are common, have multiple causes, and cians need to he familiar with their presenta- are often misdiagnosed. Physicians need to recognize the tions and distinguishing features. characteristic and distinguishing features of the three most This article reviews the clinical features, important pericardial conditions: acute pericarditis, cardiac diagnosis, and management of acute pericardi- tamponade, and constrictive pericarditis. In these tis, cardiac tamponade, and constrictive peri- conditions, proper diagnosis and appropriate management carditis. can significantly reduce morbidity and mortality. • THE PERICARDIUM KEY POINTS The pericardium envelopes the heart, extend- ing on to the adventitia of the great vessels. It Acute pericarditis is an important part of the differential is 1 to 2 mm thick and consists of an outer and diagnosis of chest pain syndromes and needs to be an inner layer. The tough, fibrous outer layer is distinguished from acute myocardial infarction both called the parietal pericardium, and the serous clinically and electrocardiographically. inner layer is called the visceral pericardium. The parietal and visceral pericardium are sep- Suspect pericardial tamponade in any patient with acute arated by fluid: 15 to 50 mL of an ultrafiltrate dyspnea, especially in the presence of a pericardial rub, of plasma that acts as a lubricant.1-2 elevated jugular venous pressure, and hypotension. The pericardium limits excessive cardiac movement and acute cardiac distension.
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