12 results
Sinus pause/arrest vs Sinoatrial Block

#cardiology #diagnosis #ekg #ecg #electrocardiogram #sinuspause #sinoatrialblock
Sinus pause/arrest ... vs Sinoatrial Block ... #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
EKG "Mild" Hyperkalemia ... QRS widening • Sinus ... of conduction block ... #EKG #ECG #electrocardiogram ... #cardiology #diagnosis
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
presence of AV block ... Wandering Atrial Pacemaker ... #Arrhythmia #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
200ms from longer pause ... - ventricular pacemaker ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #differential
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
Abscess • Sick sinus ... surgery • Heart block ... Athletes • Carotid sinus ... Failure of permanent pacemaker ... #cardiology #BRADI
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
presence of AV block ... Wandering Atrial Pacemaker ... #Arrhythmia #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram
Third Degree AV Block aka Complete Heart Block
 • In sinus rhythm with complete AV block,
• In sinus rhythm ... ThirdDegree #3rd #AVBlock ... #Complete #cardiology ... #ekg #ecg #diagnosis ... #electrocardiogram
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
by a junctional pacemaker ... an infra-Hisian pacemaker ... atrioventricular #blocks #AVBlock ... #cardiology #ekg ... #electrocardiogram
This is a parasternal long axis view of a young patient presenting with 3 days of
normal chest x-ray ... and and ECG with ... sinus tachycardia ... In this case, the ... #Radiology #POCUS
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
heart disease Causes ... Hypomagnesemia • Hypokalemia ... Bundle branch block ... 300 = NSVT EKG ... #differential #cardiology