20 results
High Output Heart Failure - Pathophysiology and Differential Diagnosis
Obesity - Systemic Vasodilation, Vasoactive Adipokines
Arteriovenous Fistula -
High Output Heart ... and Differential ... Metabolism Severe Anemia ... Diagnosis #cardiology ... #causes
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
proximal LAD or high ... wave inversion in avL ... unless LBBB/LVH/high ... electrocardiogram #cardiology ... Interpretation #differential
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... function test, ANA (e.g ... psychiatric changes), high ... MCV anemia (vegan ... not required in all
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
at (or 40-60 ms after ... of the leads l, aVL ... #EKG #diagnosis ... #differential # ... cardiology #electrocardiogram
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
main coronary artery ... clusvon has a high ... aVR • Classic EKG ... #differential # ... cardiology
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
SvO2 → Low PaO2 ANEMIC ... PaO2, High SvO2 ... summary #pulmonary #differential ... #diagnosis #causes ... #pathophysiology
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
Diagnosis and Pathophysiology ... iron deficiency anemia ... Hyperdynamic circulation/High ... • Mitchell et al ... #causes #cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Elevation - Differential ... • Epicardial artery ... • Short QT, high ... #diagnosis #cardiology
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Framework NCPE Pathophysiology ... Causes include: ... level <100 pg/ml EKG ... pulmonary edema • High ... #diagnosis #cardiology
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
including: • Coronary artery ... percent PVCs/day • High ... 300 = NSVT EKG ... may not occur Differential ... #cardiology