126 results
Premature atrial complex (PAC) - ECG Recognition
 • Prematurity and altered P wave morphology.
 • P
Premature atrial ... originating the low atrium ... PAC will have a PR ... PACs #premature #atrial ... complexes #cardiology #diagnosis
Multifocal Atrial Tachycardia (MAT) on EKG
 • Heart rate > 100 bpm (usually 100-150 bpm)
 •
Multifocal Atrial ... with varying PP, PR ... MAT #Multifocal #Atrial ... #Tachycardia #diagnosis
Typical ECG changes in acute pericarditis includes: stage 1 - diffuse, positive, ST elevations with reciprocal
Elevation of PR ... depression of PR ... leads indicates atrial ... normalization of ST and PR ... indefinitely inverted #Diagnosis
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
• Prolonged PR ... • Prolonged PR ... PR shorted after ... P and QRS • Atrial ... degrees #summary #Diagnosis
Wolff-Parkinson-White Syndrome

WPW is a congenital abnormality characterized by an abnormal accessory conduction pathway between the atria
pathway between the atria ... delta wave, short PR ... msec) 3 Short PR ... interval (PR < ... Electrocardiogram #Clinical #Diagnosis
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
origin within the atria ... (e.g. ectopic atrial ... Morphology = multifocal atrial ... • Saw-Tooth = Atrial ... Electrocardiogram #cardiology #diagnosis
Newly diagnosed Atrial Fibrillation - Cardioversion and Anticoagulation Algorithm

Matthew Ho, MD PhD @MatthewHoMD

#Atrial #Fibrillation #Cardioversion #Anticoagulation
Newly diagnosed ... Atrial Fibrillation ... Anticoagulation Algorithm ... MatthewHoMD #Atrial ... Anticoagulation #Algorithm
ECG Cheat Sheet

ECG rapid view: It is organized roughly how one would typically read an ECG.
, Hypertrophy (atrial ... ventricle), Intervals (PR ... Electrocardiogram #Diagnosis
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... Algorithm Ventilation ... Defect ** • Atrial ... #Differential #Diagnosis ... #Algorithm #Causes
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
- Differential Diagnosis ... Algorithm Narrow ... tachycardia • Atrial ... #Differential #Diagnosis ... #Algorithm #Causes