14 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
3 different P wave ... • Hypoxia • Pulmonary ... • Oxygen • Treatment ... Tachycardia #MAT #Cardiology ... #EKG #Management
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
EKG of the same ... excludes other differentials ... Hussain Ch @Hussainch ... PhysicalExam #JVP #Cardiology ... #Neck #Frog #Sign
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
asymmetrical, similar or bigger ... than QRS - deWinter ... #EKG #diagnosis ... electrocardiogram #cardiology ... Interpretation #differential
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... J point • De Winter ... #EKG #diagnosis ... #differential # ... cardiology #electrocardiogram
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Treatment of Stable ... with caution in pulmonary ... disease or CHF) ... disease or CHF) ... #management #cardiology
Shock - Differential Diagnosis Framework
 - MAP <65. SBP <90, drop in SBP > 40
 -
Shock - Differential ... Decompensated CHF ... • Obstructive: Pulmonary ... ) UOP > 0.5 cc/kg ... #management
Severe Heart Failure & Cardiogenic Shock - Management Checklist 
Evaluation 
 - EKG & echocardiography
Evaluation - EKG ... Revascularization, treatment ... #Checklist #CHF ... #HeartFailure #Cardiology ... #Management
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
recent DAN) • EMG ... crescentic GN by Nick ... Renal #Syndromes #differential ... #diagnosis #management ... #treatment
Differentiation Syndrome in APML
Epidemiology:
 • Incidence: common in APL (2-48% depending on the study)
 • Triggers:
Prednisone 5mg/kg ... Imaging: CXR- pulmonary ... initiation • Differential ... sepsis), PE, DAH, CHF ... APML #diagnosis #management
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Neck: “dropping ... life-threatening Differential ... Serologic and EMG ... stimulation - Single fiber ... Gravis #diagnosis #management