11 results
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... 200ms from longer pause ... 2º - Mobitz I ... II / Mobitz - , ... block (lower AV
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
Block - Mobitz ... Block - Mobitz ... not you have a Mobitz ... independently of the atria leading ... heartblock #cardiology #ecg
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
Mobitz I / Wenckebach ... aka Mobitz II) ... concerning variant of Mobitz ... atrioventricular #blocks #AVBlock ... electrocardiogram #classification
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
. 2nd Degree, Mobitz ... • Block in AV ... beyond AV node) ... HeartBlocks #Types #Classification ... electrocardiogram #ecg
Causes of Early (<20 Weeks) and Late Bleeding in Pregnancy  - Differential Diagnosis Algorithm
Early Bleeding
Causes of Early ... Differential Diagnosis Algorithm ... Differential #Diagnosis #Algorithm ... #Causes #Obstetrics ... #OBGyn
Causes of Abnormal Genital Bleeding - Differential Diagnosis Algorithm
Non-Gynecologic:
 • Medical (e.g. coagulopathy, liver disease, renal
Causes of Abnormal ... Genital Bleeding ... Differential Diagnosis Algorithm ... : • Medical (e.g ... #Causes #OBGyn
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Differential Diagnosis by Classification ... • AV block ... Medication side effect (e.g ... Differential #Diagnosis #Classification ... #Table #Causes
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... 80-100 fL) • Bleeding ... Chronic Disease (e.g ... #Anemia #MCV #Classification ... #Causes #Hematology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Vaughan Williams Classification ... causing ↓SA node and AV ... interval to prolong AV ... #Pharmacology #Classification ... #Classes #pathophysiology
Causes of Early Bleeding in Pregnancy (< 20 Weeks) - Differential Diagnosis Algorithm
Not Bleeding from the
Causes of Early ... Differential Diagnosis Algorithm ... Differential #Diagnosis #Algorithm ... #Causes #Obstetrics ... #OBGyn