269 results
Hand Arthritides - Differential Diagnosis by Location and Features

The Painful Hand!  Wish I would’ve thought
- Differential ... prior to my first MSK ... Arthritides #Arthritis #Differential ... Diagnosis #Location #MSK ... #Radiology #Map
Wolff-Parkinson-White Syndrome

WPW is a congenital abnormality characterized by an abnormal accessory conduction pathway between the atria
between the atria and ... delta wave, short PR ... , and widened QRS ... interval (PR < ... WolffParkinsonWhite #WPW #Cardiology
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
• Prolonged PR ... • Prolonged PR ... PR shorted after ... association between P and ... electrocardiogram #ecg #cardiology
Typical ECG changes in acute pericarditis includes: stage 1 - diffuse, positive, ST elevations with reciprocal
Elevation of PR ... segment in aVR and ... depression of PR ... PR deviations stage ... Diagnosis #EM #IM #Cardiology
Congenital Heart Disorders - Classification and Differential Algorithm

- Amy Chung, MD, MSc @AmyChung 

#Congenital #Heart #Disorders
Classification and ... Differential Algorithm ... Amy Chung, MD, MSc ... Classification #Differential ... Peds #Pediatrics #Cardiology
Pericarditis on EKG
Stage 1 - Widespread ST elevation (<5mm) and PR depression; In aVR: ST depression
elevation (<5mm) and ... PR depression; ... ST depression and ... PR elevation Stage ... electrocardiogram #cardiology
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
PR interval < ... Block Type I - PR ... leads except aVR and ... wave (between QRS and ... Electrocardiogram #cardiology
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Slows sinus rate and ... prolongs PR interval ... Slow sinus rate and ... prolongs PR interval ... Classification #Classes #cardiology
Second Degree Heart Block, Mobitz Type I (Wenckebach)

P waves and QRS complexes are normal but... 
•
Wenckebach) P waves and ... • PR interval ... HeartBlock #Diagnosis #Cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Pericarditis: PR ... ST elevation: Differential ... - Concurrent PR ... diagnosis #ekg #differential ... #cardiology