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diagnosis ekg checklist pharmacology treatment electrocardiogram torsadesdepointes admissions admitting agents algorithm approach cardiomyopathy cerebral chf class1 classes classi classification clinical
Approach to ECGs Check - Age, gender, name - 25mm/s; 10mm/mV - 1mm = 40ms; 0.1 mV Rate
/pacer - QTc ... DANGER - Short QT ... : ↑ca - Long QT ... antihistamines, antiarhythmics ... electrocardiogram #cardiology
Torsades de Pointes •Precipitated by drugs that prolong the QT interval •Class IA antidysrhythmics (procainamide, quinidine)
that prolong the QT ... quinidine) •Class IC ... TorsadesDePointes #Diagnosis #Cardiology ... #ECG #EKG
Antiarrhythmics - Vaughan Williams Classification Class I (Ia, Ib, Ic) - Na+ Channel Blockade • Slows depolarization
Antiarrhythmics ... Class I (Ia, Ib, Ic ... potential • Prolongs QT ... EricsMedicalLectures/ #Antiarrhythmics ... Classification #Classes #cardiology
Congenital Long QT Syndrome: Illness Script Who? - Kids or young adults, usually < 30 - high
Congenital Long QT ... **Get baseline EKG ... - QT prolonging ... abnormalities - Avoid QTc ... Syndrome #Diagnosis #Cardiology
Torsades de Pointes • "Twisting of the pointes" • QRS axis swings from positive to negative direction
that prolong the QT ... quridine) Class IC ... TorsadesDePointes #Diagnosis #Cardiology ... #ECG #EKG
Class I Antiarrhythmics and their Key Pharmacologic Properties Class IA = Quinidine, Procainamide, Disopyramide ("Quarter PounDer") Class IB
Class I Antiarrhythmics ... in wide QRS on EKG ... results in prolonged QT ... ClassI #Class1 #Antiarrhythmics ... Pharmacology #Agents #Cardiology
EKG with Cerebral T Waves in Subarachnoid Hemorrhage ECG of a 45-year-old man who suddenly collapsed to
These ECG changes ... the result of ↑ICP ... There is a long QT ... Cerebral #TWaves #ECG ... Hemorrhage #SAH #Cardiology
Checklist for Treatment of Delirium in the ICU Remove causative factors - Exclude hypoglycemia if
Delirium in the ICU ... c deliriogenic meds ... interruption (e.g ... Delirium #Checklist #Management ... #CriticalCare
Admitting in the ICU - Checklist VITALS: If bad, stop and go see the patient immediately; you
Admitting in the ICU ... hyponatremia, AKI, etc ... esp in work-up/management ... will also get an EKG ... diagnosis #workup #criticalcare
Checklist Approach to Hypokalemia Consider risk factors for arrhythmia: - EKG changes (especially QT prolongation) - Digoxin
arrhythmia: - EKG ... changes (especially QT ... their validity (e.g ... #Hypokalemia #Management ... #CriticalCare
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