162 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
Owing to the morbidity and need for urgent treatment, STEMI is the default diagnosis is patients
need for urgent treatment ... features of the EKG ... Diagnosis #Cardiology #EKG ... #ECG #STElevation ... #STSegment #Differential
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
• Hypoxia • Pulmonary ... • Oxygen • Treatment ... Cardiology #Diagnosis #ECG ... #EKG #Management
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
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
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... aVR • Classic EKG ... widened QRS and QTc ... #AVR #leadAVR #ecg ... electrocardiogram #diagnosis #ekg
Differential Diagnosis of Hypoglycemia
Evaluation of Hypoglycemia
Patients with known diabetes who are not systemically ill and can
Differential Diagnosis ... , no extensive workup ... EtOH - Infectious workup ... blood cultures - ECG ... #Hypoglycemia #Differential