13 results
Hypothermia on EKG
 • J (Osborn) waves
 • PR, QRS, and QT prolongation
 • Various bradyarrythmias
waves • PR, QRS ... , and QT prolongation ... . sinus bradycardia ... osborn #waves #EKG ... #ECG #electrocardiogram
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Approach to ECGs ... /pacer - QTc ... DANGER - Short QT ... : ↑ca - Long QT ... #ECG #EKG #diagnosis
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... • QT interval is ... = QT / √ RR - ... @AmyChung #EKG ... Interpretation #ECG
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
Approach to ECGs ... • ↑ Ca - short QT ... • ↓ Ca - long QT ... Syncope #Syndromes #ECG ... #EKG #Checklist
Torsades de Pointes
• "Twisting of the pointes" 
• QRS axis swings from positive to negative direction
the pointes" • QRS ... that prolong the QT ... quridine) Class IC ... TorsadesDePointes #Diagnosis #Cardiology ... #ECG #EKG
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... 60 (1) Sinus bradycardia ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology
Class I Antiarrhythmics and their Key Pharmacologic Properties

Class IA = Quinidine, Procainamide, Disopyramide ("Quarter PounDer")
Class IB
results in wide QRS ... on EKG • Na+ ... results in prolonged QT ... on EKG • Increasing ... Pharmacology #Agents #Cardiology
Checklist Approach to Hypokalemia

Consider risk factors for arrhythmia:
 - EKG changes (especially QT prolongation)
 - Digoxin
Checklist Approach ... arrhythmia: - EKG ... changes (especially QT ... their validity (e.g ... clinical context & EKG
Admitting in the ICU - Checklist
VITALS: If bad, stop and go see the patient immediately; you
Admitting in the ICU ... hyponatremia, AKI, etc ... /management of shock ... will also get an EKG ... #criticalcare
Checklist for Treatment of Delirium in the ICU 

Remove causative factors 
 - 
Exclude hypoglycemia if
Delirium in the ICU ... interruption (e.g ... in the night (e.g ... Delirium #Checklist #Management ... #CriticalCare