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The cardiac cycle and the ECG, all together explained

#Pathophysiology #Cardiology #CardiacCycle #Stages #Systole #Diastole #HeardSounds #Pressures
The cardiac cycle ... Pathophysiology #Cardiology ... Pressures #Phonogram #Electrocardiogram
The Cardiac Cycle Animated - Systole, Diastole, Pressures and Volume

#Pathophysiology #Cardiology #CardiacCycle #Stages #Systole #Diastole #HeardSounds
The Cardiac Cycle ... Pathophysiology #Cardiology ... Pressures #Phonogram #Electrocardiogram
The Cardiac Cycle Animated - Systole, Diastole, Pressures and Volume - (slowed down version @ 1/2
The Cardiac Cycle ... Pathophysiology #Cardiology ... Pressures #Phonogram #Electrocardiogram
Wolff-Parkinson-White (WPW)
- Orthodromic AVRT: Narrow complex, most common 
- Antidromic AVRT: wide complex because goes through
pathway first - A-fib ... WolffParkinsonWhite #WPW #Cardiology ... #ECG #EKG #Electrocardiogram
The more we learn the heart the more we improve our “temporal resolution” at understanding a
phenomenon —the cardiac ... Pathophysiology #Cardiology ... Pressures #Phonogram #Electrocardiogram
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
other causes of cardio-pulmonary ... Arrhythmia* (e.g., A-Fib ... Complete RBBB (RBB ... AcutePE #diagnosis #cardiology ... #electrocardiogram
Hypothermia on EKG
 • J (Osborn) waves
 • PR, QRS, and QT prolongation
 • Various bradyarrythmias
bradycardia, a fib ... waves #EKG #ECG #electrocardiogram ... #cardiology #diagnosis
Atrial Fibrillation and WPW - Pre-Excitation AFib
In pre-excitation + a-fib with RVR:
 • All AV nodal
pre-excitation + a-fib ... at bedside • Cardiology ... clinical #ecg #ekg #electrocardiogram ... #cardiology
Pertinent Chest x-ray Findings in the Trauma Patient and Implications
Respiratory distress without x-ray findings - Central
asphyxia Any rib ... of first three ribs ... Fracture of lower ribs ... injury Two or more rib ... diagnosis #signs #radiology
ED Thoracotomy Instructions

Getting Into the Chest:
1. Bilateral finger thoracotomies
  • 4th or 5th intercostal space
• Curve along rib ... Open chest with rib ... Run hand along ribs ... Cardiac Massage