Snapshot A 65-year-old man is brought into the emergency room after being found at home unconscious. His family did not witness the event but report that his past medical history includes hypercholesterolemia, diabetes, and hypertension. Vital signs are significant for a blood pressure of 86/50 mmHg. On physical exam, he has jugular venous distension and cool extremities. An electrocardiogram reveals ST elevations in leads II, III, and aVF. (Myocardial infarction) Introduction Clinical definition login to view 2 more bullets Epidemiology Risk factors login to view 1 more bullet Etiology Cardiomyopic login to view 4 more bullets Arrhythmias Mechanical login to view 2 more bullets Pathogenesis login to view 5 more bullets Presentation Symptoms login to view 7 more bullets Physical exam login to view 8 more bullets Imaging Echocardiography login to view 6 more bullets Studies Electrocardiography (ECG) login to view 4 more bullets Pulmonary artery catheterization login to view 4 more bullets Differential Different Types of ShockShock TypeSkinWedge Pressure (PCWP) (Preload)Systemic Vascular Resistance (SVR) (Afterload)Cardiac OutputHypovolemic Cold and clammy skin ↓↓ ↑ ↓Cardiogenic↑↑↓Obstructive ↑ or ↓ ↑ ↔ or ↓↓Distributive Warm or dry skin ↔ or ↓ ↓↓ ↓ or ↑ Diagnosis Making the diagnosis login to view 1 more bullet Treatment Management approach login to view 2 more bullets Conservative login to view 7 more bullets Medical login to view 7 more bullets Complications Pulmonary edema Acute renal failure