236 results
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Causes of Tachycardia ... - Differential Diagnosis ... Atrial flutter • AV ... nodal reentrant ... tachycardia • AV
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
Visual Guide to AV ... Nodal Reentrant ... Pathophysiology - Dual AV ... - In most case ... ECG usually shows
AVJ Impulse/Rhythm Disturbance in one slide
 • Impulse/Rhythms Originating in the AV Junction
 • Reentrant (reciprocal
Originating in the AV ... Junction • Reentrant ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential Diagnosis ... node: AV re-entrant ... nodal re-entrant ... #Differential #Diagnosis ... #Causes #cardiology
ECG Changes in Hyperkalemia and Treatment
Membrane Stabilization
 - Calcium gluconate or chloride 
Redistribution
 - Insulin
ECG Changes in Hyperkalemia ... and Treatment ... #Hyperkalemia #Treatment ... #Management #Diagnosis ... #ECG #EKG
Eosinophils (Eos) and hypereosinophilia (HE)
Caused by eosinophilopoietic cytokines
Common causes:
 - Drug reaction
 - Helminth infection
 -
: - Drug reaction ... infection - Allergic reaction ... Lymphoid variant (e.g ... #Differential #Diagnosis ... #Causes
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
hypertension Management ... • Oxygen • Treatment ... MAT #Cardiology #Diagnosis ... #ECG #EKG #Management
Bradycardia Diagnostic and Management Algorithm

CONSIDER ETIOLOGY (not inclusive): 
 - STRUCTURAL: sick sinus, AV block, ischemia,
Bradycardia Diagnostic ... and Management ... STRUCTURAL: sick sinus, AV ... LIFE THREATENING CAUSES ... & TREATMENT -
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Brady Management ... • Block in AV ... (block beyond AV ... degrees #summary #Diagnosis ... #ecg #cardiology
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
cardiac syncope, e.g ... further guide management ... and an initial ECG ... Further diagnostics ... The treatment strategy