18 results
EKG showing prominent U waves due to hypokalemia. Serum potassium 2.0. 

#EKG #emergencymedicine #criticalcare #cardiology #internalmedicine
U waves due to ... #criticalcare # ... cardiology #internalmedicine ... EM #diagnosis #Electrocardiogram ... #ECG #UWaves
Hypokalemia on EKG 

Patient presenting with severe weakness.  Patient had GI bug with vomiting/diarrhea.
Hypokalemia on EKG ... precordial leads with long ... RJonesSonoEM #UWaves ... #ECG #Electrocardiogram ... #cardiology #clinical
EKG with Cerebral T Waves in Subarachnoid Hemorrhage

ECG of a 45-year-old man who suddenly collapsed to
T Waves in Subarachnoid ... as “cerebral T waves ... There is a long ... #ECG #EKG #Electrocardiogram ... Hemorrhage #SAH #Cardiology
Osborn waves - positive deflections at the J point (negative in aVR and V1) with a
Osborn waves - positive ... - are abnormal electrocardiogram ... #Cardiology #diagnosis ... #CriticalCare # ... #osbornwaves #Electrocardiogram
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
3 different P wave ... Secondary to chronic lung ... Tachycardia #MAT #Cardiology ... #Diagnosis #ECG ... #EKG #Management
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
Approach to ECGs ... Syncope #Syndromes #ECG ... #EKG #Checklist ... #diagnosis #cardiology ... #electrocardiogram
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
threatening T wave ... period without chest ... Wellens #Sign #EKG ... #ECG #Electrocardiogram ... #Diagnosis #Cardiology
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... accompanied by chest ... #Equivalents #ECG ... #differential #cardiology ... #electrocardiogram
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... 3 different P waves ... AV block 1º - long ... #electrocardiogram ... #cardiology #differential
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
non-conducted P wave ... Brady Management ... Non-conducted P waves ... #electrocardiogram ... #ecg #cardiology