148 results
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
specificity for EKG ... EKG is helpful in ... evaluating for other causes ... in relation to ECG ... cardionerds #EKG
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... abberancy - N B Afib ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology #differential
Wide Complex Tachycardia - ECG Definition and Causes
 • Wide Complex Tachycardia (WCT) is a cardiac
Tachycardia - ECG ... Definition and ... diagnosis #cardiology #ekg ... #ecg #electrocardiogram ... #definition #differential
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Tachycardia - Differential ... Diagnosis Table ... Bedside eval of rate and ... #Tachycardia #Differential ... #Diagnosis #Table
Syncope Diagnostic Testing and Evaluation: Cost Effectiveness
Frequency obtained - Abnormal findings - Helped determine etiology of
Diagnostic Testing and ... syncope Tests: ECG ... , Carotid U/S, EEG ... Syncope #diagnosis #workup ... Effectiveness #table
Common sodium channel blockers which cause QRS widening.

Anticonvulsants: 
 - Carbamazepine 
Antidysrhythmics:  
 - Group
blockers which cause ... - Group IA and ... QRS #widening #ECG ... #EKG #Pharmacology ... Toxicology #Diagnosis #Differential
How do you work up an ischemic CVA?
A) Initial Evaluation
 • ABCs
 • IV access, monitor
How do you work ... r/o hemorrhage and ... Cardioembolic: • ECG ... +/- TEE (high Afib ... v Holter (r/o Afib
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Malignancy (e.g ... CNS pathology (e.g ... Pulmonary pathology (e.g ... #Diagnosis #Table ... #Causes #Sodium
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
repolarization causes ... in conduction causes ... #Hyperkalemia #EKG ... #ECG #Changes # ... Progression #Table
Deep T Wave Inversions - Differential
Normal variants 
  A. Juvenile T wave pattern
Wave Inversions - Differential ... intracranial bleeds) and ... #Diagnosis #Causes ... #Cardiology #ECG ... #EKG #Electrocardiogram