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Heart Failure With Preserved Ejection Fraction: Diagnosis and Treatment

…relaxation and increased filling pressures The central hemodynamic abnormality in HFpEF is impaired diastolic function. The left ventricle may have apparently preserved global systolic emptying…

Assessment of the pupillary reflex in cardiac arrest

…sign of brain death. However, the absence of pupillary light reflex immediately post cardiac arrest is more equivocal. Various pharmaceutical agents, including epinephrine—administered to…

Management of bradycardia (bradyarrhythmia)

…ECG monitoring D Disability AVPU: Alert Voice responsive Pain responsive Unresponsive Limb movements Pupillary light reflexes Blood glucose E Exposure Identify signs of heart failure…

Post-Infarction Mechanical Complications: Ventricular Septal, Free-Wall, and Papillary Muscle Rupture

…rupture (VSR), producing an acute left to right shunt. Ventricular free wall rupture, producing haemopericardium and cardiac tamponade. Papillary muscle rupture, producing acute severe mitral…

Tricuspid regurgitation (TR/TI)

…leaflet). The leaflets are attached to the subvalvular apparatus, consisting of the chordae tendineae and the papillary muscles . As compared to the mitral valve, the…

ST-Elevation Myocardial Infarction Complicated by Cardiogenic Shock

…severe left ventricular (LV) dysfunction, accounting for approximately 80% of cases. Other causes include acute mechanical complications—particularly ventricular septal defect (VSD) and papillary muscle…

Mitral regurgitation

…the posteromedial papillary muscle, which only receives blood supply from one coronary artery (Coronary arteries). Chronic myocardial ischemia may also lead to left ventricular dilation…

Mitral valve stenosis

…the papillary muscles via chordae tendineae (Figure 1). The anterolateral papillary muscle receives blood supply from the left anterior descending artery (LAD) and the left…

Standard Transthoracic Echocardiogram: Complete Imaging Protocol

…Thus, with regards to measuring ventricular dimensions, trabeculae and papillary muscles are considered part of the left ventricular cavity. Other dimensions– including atrial dimensions, mitral…

Supraventricular and intraventricular conduction defects in myocardial ischemia and infarction

…septum. It starts to branch off at the anterior papillary muscle's origin. The interventricular septum obtains Purkinje fibers from the left bundle branch. Coronary…

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