28 results
Clues to Differential Diagnosis of Central Cyanosis: Onset of cyanosis, Clubbing, Secondary erythrocytosis, Auscultation, X-ray, Echocardiography,
Clues to Differential ... - Pulmonary AV ... #Cyanosis #Differential ... Central #Cardiology #Causes ... #Table #Comparison
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
rhythms (5) AV ... 200ms from longer pause ... block (lower AV ... EKG #diagnosis #electrocardiogram ... #cardiology #differential
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Tachycardia - Differential ... Diagnosis Table ... AFIutter + variable block ... abnormality • Beware AV ... #Diagnosis #Table
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Arrhythmias - Differential ... Diagnosis Algorithm ... • AV Block (ISt ... with Variable AV ... #causes
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Causes of Tachycardia ... - Differential ... Diagnosis Algorithm ... Atrial flutter • AV ... tachycardia • AV
Bradycardia Diagnostic and Management Algorithm

CONSIDER ETIOLOGY (not inclusive): 
 - STRUCTURAL: sick sinus, AV block, ischemia,
and Management Algorithm ... STRUCTURAL: sick sinus, AV ... block, ischemia ... LIFE THREATENING CAUSES ... #Differential
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... • AV block ... #Syncope #Differential ... Classification #Table ... #Causes
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
Syncope - Differential ... Diagnosis Algorithm ... 2nd/3rd degree AV ... Block • Pacemaker ... #causes
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
assoc with 1K, AV ... block • ↓ Mg ... Trifascicular block ... diagnosis #cardiology #electrocardiogram ... #differential
Syncope - Differential Diagnosis
The percentage of syncopal events secondary to arrhythmias or structural disease is generally
Syncope - Differential ... Brady (Sick sinus, AV ... block) • Tachy ... 2% #syncope #differential ... #diagnosis #causes