15 results
Wide Complex Tachycardia - ECG Definition and Causes
 • Wide Complex Tachycardia (WCT) is a cardiac
Tachycardia - ECG ... Supraventricular tachycardia (SVT ... Tachycardia #WCT #diagnosis ... #cardiology #ekg ... #definition #differential
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Caused by atrial ... activation from SVT ... (e.g., junctional ... #AWaves #diagnosis ... #cardiology #CVP
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
• Sick Sinus Syndrome ... Regular Rhythm SVT ... Irregular Rhythm SVT ... Regular rhythm SVT ... #causes
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations - Differential ... Arrhythmias: • SVT ... & termination: SVT ... vagal maneuvers: SVT-AVNRT ... #Palpitations #Cardiology
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
MAP = CO x SVR ... PAH • ↓ CO, ↑ SVR ... findings based on cause ... anaphylaxis, release syndrome ... #comparison #criticalcare
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
w/ BBB (3) SVT ... (2) Sick Sinus Syndrome ... #EKG #diagnosis ... electrocardiogram #cardiology ... #differential
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
syndrome, ARVC) ... heart disease Causes ... Diagnosis: • PAC ... #diagnosis #differential ... #cardiology
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
EKG of the same ... are enough to diagnose ... excludes other differentials ... Awaves #AVNRT #PhysicalExam ... #JVP #Cardiology
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential ... bradycardia, Sick Sinus Syndrome ... Contractions (PVC ... #Diagnosis #Causes ... #cardiology
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Diagnosis Framework ... #diagnosis #lower ... #extremity #msk ... #physicalexam