122 results
Tachycardia - Wide vs Narrow Complex, Regular vs Irregular rhythm table

#Diagnosis #Cardiology #EKG #ECG #WideComplex #Narrow
Irregular rhythm table ... Diagnosis #Cardiology #EKG ... #ECG #WideComplex ... Tachycardia #Irregular #Table ... #Comparison #Differential
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
(e.g low cardiac ... carrying capacity (e.g ... abnormal hemoglobin (e.g ... cannot use oxygen (e.g ... #pulmonary #differential
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
disease (COPD) • Hypoxia ... • Pulmonary hypertension ... Cardiology #Diagnosis #ECG ... #EKG #Management
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Extrinsic compression (e.g ... CNS depression (e.g ... Neuromuscular disorders (e.g ... wall compliance (e.g ... #Hypoxia #differential
Normal QT Interval Measurement
General rule: QT interval should be < 1/2 RR interval
   -
interval - Only works ... Bazett's Formula: QTc ... #QTc #Interval ... cardiology #diagnosis #ecg ... #ekg #electrocardiogram
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
- Workup and Management ... Differential Diagnosis ... Aspiration, Flash Pulmonary ... Bronchospasm, Pulmonary ... #Hypoxia #Workup
Syncope Diagnostic Testing and Evaluation: Cost Effectiveness
Frequency obtained - Abnormal findings - Helped determine etiology of
syncope Tests: ECG ... , Carotid U/S, EEG ... Syncope #diagnosis #workup ... Effectiveness #table
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Malignancy (e.g ... CNS pathology (e.g ... hemorrhage) - Pulmonary ... pathology (e.g. ... #Diagnosis #Table
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
Approach to ECGs ... • ↑ Ca - short QT ... Syncope #Syndromes #ECG ... #EKG #Checklist ... electrocardiogram #differential
Chest Pain - Diagnosis and Workup Algorithm

History and Exam
Acute life-threatening causes:
 • Acute myocardial infarction
 •
Diagnosis and Workup ... Pneumothorax • Pulmonary ... rupture Initial workup ... : • EKG • Bedside ... Diagnosis #Algorithm #workup