11 results
Type 1 Second-degree AV block, also known as Mobitz I or Wenckebach periodicity, is almost always
electrocardiogram (ECG ... 'dropped' QRS complex ... #Clinical #EM #IM ... #Cardiology #MedStudent ... #EKG #MobitzI #
Type 1 Second-degree AV block, also known as Mobitz I or Wenckebach periodicity, is almost always
electrocardiogram (ECG ... 'dropped' QRS complex ... #Clinical #EM #IM ... #Cardiology #MedStudent ... #EKG #MobitzI #
Mobitz II heart block is characterized on a surface ECG by intermittently nonconducted P waves not
block is characterized ... conducted QRS complex ... #Clinical #EM #IM ... #Cardiology #MedStudent ... #EKG #MobitzII
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Summary of Heart ... Pacemaker 3rd Degree, Complete ... #Diagnosis #EKG ... electrocardiogram #ecg ... #cardiology
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
preceding each QRS complex ... complex) is dropped ... Third Degree" • Complete ... heart #heartblock #cardiology ... #ecg #ekg #diagnosis
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
(AV blocks) - ECG ... Diagnosis Summary ... • The QRS complex ... #AVBlock #cardiology ... #ekg #ecg #diagnosis
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
- w/ variable block ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology ... #differential
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
Complexes (PVC's ... Bundle branch block ... 300 = NSVT EKG ... #Complexes #PVCs ... cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Bundle Branch Block ... or in-complete ... bundle-branch block ... #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Ventricular Fibrillation on POCUS Echocardiogram - Parasternal Short Axis

50's male witnessed arrest. Unknown hx. AED no
on POCUS Echocardiogram ... Diagnosis? ... Wide complex rhythm ... getting 12 lead ECG ... #ultrasound #Cardiology