TTE: asymmetrically thickened LV wall, LV outflow obstruction.See “ Acute management checklist for heart failure exacerbation.”.TTE: global or focal wall abnormalities, systolic and/or diastolic dysfunction, decreased LVEF.Chronic exertional dyspnea and paroxysmal nocturnal dyspnea.See “ Acute management checklist for cardiac tamponade.”.Expiration: Both ventricular and atrial septa move sharply to the right.Inspiration: Both ventricular and atrial septa move sharply to the left.TTE: circumferential fluid layer, collapsible chambers, high EF, dilated IVC.See “ Acute management checklist for STEMI” and “ Acute management checklist for NSTEMI/UA.”.TTE: hypokinesis, regional wall motion abnormalities.ECG: nonspecific changes, ST-segment elevation/depression, T-wave inversions, Q waves.Substernal pain with radiation to left shoulder.Heavy, dull, pressure/squeezing sensation.See “ Acute management checklist for ARDS.”.CXR: bilateral patchy diffuse or homogeneous lung infiltrates.ABG: ↓ PaO 2, ↑ A-a gradient, P/F ratio Acute hypoxemic respiratory failure (within 1 week of inciting event ).See “ Acute management checklist for acute chest syndrome.”.Clinical diagnosis (see diagnostic criteria for acute chest syndrome).CT chest: ground-glass opacities, pulmonary consolidation.CXR: often normal may show patchy bilateral infiltrates.Associated with orthopedic trauma, e.g., long bone fractures.Triad of hypoxia, neurological abnormalities, and petechiae.See “ Acute management checklist for pulmonary embolism.”.TTE: right ventricle hypokinesis with normal apical movement.V/Q scan: perfusion-ventilation mismatch.CTA chest: pulmonary artery filling defect.ECG: normal sinus rhythm (most common), sinus tachycardia, signs of right ventricular strain.
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