21 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... Secondary to chronic lung ... • Oxygen • Treatment ... #Cardiology #Diagnosis ... #ECG #EKG #Management
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... tachycardia (MAT ... AV block 1º - long ... #electrocardiogram ... #cardiology #differential
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
Approach to ECGs ... HOCM- dagger Q lat ... #diagnosis #cardiology ... #electrocardiogram ... #differential
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Approach to ECGs ... : WPW, ectopic atrial ... 360 ms: ↑ca - Long ... #electrocardiogram ... #cardiology #interpretation
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
May be no pattern ... P and QRS • Atrial ... summary #Diagnosis #EKG ... #electrocardiogram ... #ecg #cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... Subepicardial atrial ... #electrocardiogram ... #differential # ... cardiology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
CXR upright or lat ... hemorrhage • Treatment ... Abscess Differential ... • Vasculitis (e.g ... Abscess #pulmonary #differential
Aortic Dissection Pearls
Aortic dissection is caused by a tear in the tunica intima, the innermost layer
presenting with chest ... • Maximal at ... Pulse deficit/differential ... murmur • Focal neuro ... deficit • Shock Treatment
Myasthenic Crisis Checklist - Myasthenia Gravis

Evaluation 
 - Chest X-ray and lung ultrasound (exclude other lung
Evaluation - Chest ... X-ray and lung ... (exclude other lung ... Phos), CBC with differential ... succinylcholine - Neuro
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
., long QT syndrome ... capture of the atria ... occur Differential ... more intensive treatment ... #cardiology