23 results
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
B Afib + WPW - DANGER ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology ... #differential
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
delta wave and short ... Syncope #Syndromes #ECG ... #EKG #Checklist ... #diagnosis #cardiology ... electrocardiogram #differential
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
safe #, but >500 DANGER ... - Short QT <300 ... -360 ms: ↑ca - ... #EKG #diagnosis ... electrocardiogram #cardiology
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... interval ≥ 120 ms ... de pointes • Short ... @AmyChung #EKG ... Electrocardiogram #cardiology
MAGIC DR – a handy mnemonic used to remember the potential causes of a cerebral ring
Demyelinating disease (eg ... . tumefactive MS ... necrosis #Diagnosis #Radiology ... MAGICDR #DRMAGIC #Differential
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
asymmetrical, similar or bigger ... deWinter T waves - starts ... #EKG #diagnosis ... electrocardiogram #cardiology ... Interpretation #differential
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
dorsally and no longer ... Wrist #Carpal #Radiology ... #Orthopedics #Sports ... #MSK
Cardiac Event Monitoring Devices - Compared
Ambulatory ECG (Hotter):
 • Advantages: Continuous recording, records asx events, all
Compared Ambulatory ECG ... events, all (most) ECG ... Disadvantages: Short ... • Advantages: Longer ... Devices #Comparison #cardiology
COVID-19 Intubation Checklist

Personal protective equipment (PPE)
 • Standard PPE
   • N95 or PAPR.
dose paralytic (e.g ... at least 1.2 mg/kg ... valve & viral filter ... on exhalation port ... using BVM: Hold mask
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
segment at (or 40-60 ms ... J point • De Winter ... #EKG #diagnosis ... #differential # ... cardiology #electrocardiogram