1216 results
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
Tachycardia (AVNRT) - Pathophysiology ... - Premature atrial ... hidden in the QRS complex ... regular narrow complex ... Tachycardia #AVNRT #Pathophysiology
Premature atrial complex (PAC) - ECG Recognition
 • Prematurity and altered P wave morphology.
 • P
Premature atrial ... complex (PAC) - ... junctional complex ... #PACs #premature ... #atrial #complexes
The 3 Fates of a Premature Atrial Complex
 • PAC can be conducted with normal QRS
The 3 Fates of a Premature ... Atrial Complex ... electrocardiogram #premature ... #atrial #complexes
Atrial trigeminy in which there are two atrial premature contractions (APC's) for every normal sinus complex.
are two atrial premature ... every normal sinus complex
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Abnormal Beats • Premature ... contraction • Premature ... bpm) - Narrow Complex ... WPW) - Narrow Complex ... aberrancy - Wide Complex
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
Premature Ventricular ... Complexes (PVC's ... : • Broad QRS complex ... morphology • Premature ... #Complexes #PVCs
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
VT: - No RS complexes ... - Very broad complexes ... produce a hybrid complex ... onset of the QRS complex ... S-wave - RSR' complexes
Pathophysiology of Hypocomplementemic Urticarial Vasculitis

C1q/anti-C1q antibiody ->
Immune Complex Formation - Complement Pathway Activation (C3a and C5a)
Pathophysiology ... antibiody -> Immune Complex ... > Incr Immune Complex ... Vasculitis #HUV #Pathophysiology
The preterm infant compared with the term infant. 

#Preterm #Premature #Term #Comparison #PhysicalExam #Features #Peds #Pediatrics
#Preterm #Premature
Premature Atrial Complexes and Bradycardia

ECG Tip: If there is a sudden onset of (V) bradycardia, check
Premature Atrial ... Complexes and Bradycardia ... for nonconducted premature ... atrial complexes ... #Atrial #Complexes