12 results
Pericardial Effusion on EKG
 • Electrical alternans
 • Low voltage
 • Sinus tachycardia (suggests possibility of
Pericardial Effusion on EKG ... • Electrical alternans ... voltage • Sinus tachycardia ... #ECG #electrocardiogram ... #cardiology #diagnosis
Tachycardia - Wide vs Narrow Complex, Regular vs Irregular rhythm table

#Diagnosis #Cardiology #EKG #ECG #WideComplex #Narrow
Tachycardia - Wide ... rhythm table #Diagnosis ... #Cardiology #EKG ... #ECG #WideComplex ... Irregular #Table #Comparison
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial Tachycardia ... hypertension Management ... #MAT #Cardiology ... #Diagnosis #ECG ... #EKG #Management
Myocarditis
Diagnosis 
• Endomyocardial biopsy (gold standard, rarely performed) 
• Clinical presentation 
• Cardiovascular MRI 
Clinical 
•
Myocarditis Diagnosis ... Unexplained sinus tachycardia ... gallop • Abnormal ECG ... cardiac death Management ... #Management #Cardiology
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
Approach to ECGs ... SVT - Wide Tachycardias ... VT #VTach #SVT #Comparison ... #ekg #cardiology ... #diagnosis #electrocardiogram
Multifocal Atrial Arrhythmias on ECG
Multifocal atrial rhythm & Multifocal atrial tachycardia
ECG Recognition:
 • Variable P wave
Arrhythmias on ECG ... Multifocal atrial tachycardia ... ECG Recognition ... #cardiology #diagnosis ... #clinical #comparison
Myocarditis 

5 Principles of
Myocarditis:
1. Build clinical suspicion
2. Decide on EMBx
3. Manage acute cardiac injury
4. Manage chronic
Pericarditis, Tamponade EKG ... agent, steroids, AC ... #Myocarditis #diagnosis ... #management #cardiology
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Hyperkalemia - Diagnosis ... and Management ... Antibiotics (Bactrim, PCN ... heparinized tube) • ECG ... Monitor for tachycardia
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Obtain EKG if: ... indication of AC ... one post op Cardiology ... medical and surgical management ... stratification #diagnosis
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
• Unexplained tachycardia ... resistant, give alternate ... vasopressor (e.g ... Intraoperative #Checklist #Diagnosis ... #Management #Workup