12 results
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Approach to ECGs - Ischemia ... , Aortic dissection ... #ECG #EKG #diagnosis ... electrocardiogram #cardiology ... Interpretation #differential
Non-lschemic Causes of Cardiogenic Shock:

Beta-Blockers, Calcium Channel Blockers, Digoxin 

Myocarditis 

Cardiomyopathies (sarcoidosis, amyloidosis, Takatsubo, 
hemochromatosis) 

Valvular
Non-lschemic Causes ... , Ventricular Tachycardia ... systemic HTN, aortic ... Cardiogenic #Shock #Differential ... #Diagnosis #Cardiology
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Pupillary Defects - Differential ... Diagnosis Algorithm ... Neuritis • Ischemic ... Syphilis (light-near dissociation ... Pharmacologic (e.g
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
predictor of recurrent ischemic ... ST elevation: Differential ... diagnosis includes ... #ekg #differential ... #cardiology
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
STEMI Equivalents ... deviation) • Acute ischemia ... #EKG #diagnosis ... #differential # ... cardiology #electrocardiogram
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
• Myocardial ischemia ... 300 = NSVT EKG ... Diagnosis: • PAC ... #differential # ... cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Diagnosis Framework ... STEMI: • Upsloping ... block; and sinus tachycardia ... Post-cardioversion • Acute aortic ... #diagnosis #cardiology
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations - Differential ... Diagnosis Framework ... ., aortic insufficiency ... regurgitation • Severe aortic ... #Differential #
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
CA • Involves aortic ... Early embolic/ischemic ... Marantic (NTBE) Differential ... ↑ ESR, CRP • EKG ... block, annular or aortic
Multifocal Atrial Rhythm vs Wandering Atrial Pacemaker
Mutifocal Atrial Rhythm / Multifocal Atrial Tachycardia:
Belong to a group
Multifocal Atrial Tachycardia ... criteria for the diagnosis ... dominant pacemaker focus ... contrast to AV dissociation ... #cardiology #ekg