text: The vital signs of a patient with small pericardial<unk>  are often normal. Fever suggests an underlying infectious or inflammatory cause, and the presence of a purulent<unk>  must be ruled out. The common signs include tachycardia, pulsus paradoxus, hypotension in cardiac tamponade, jugular venous distension, prominent Y descent, Kussmaul's sign, pleural dullness, decreased breath sounds, distant heart sounds, hepatomegaly, ascites in chronic cases, and ankle edema in chronic cases
option_0: Pericardial effusion physical examination
option_1: Pericardial effusion electrocardiogram
option_2: Cardiac tamponade physical examination
option_3: Endocarditis physical examination
option_4: Chest pain echocardiography
option_5: Chest pain physical examination
option_6: Constrictive pericarditis physical examination
option_7: Pulmonary hypertension physical examination