129 results
Hypothermia on EKG
 • J (Osborn) waves
 • PR, QRS, and QT prolongation
 • Various bradyarrythmias
Hypothermia on EKG ... osborn #waves #EKG ... #ECG #electrocardiogram ... #cardiology #diagnosis ... #clinical
TCA Overdose on EKG
 • Sinus tachycardia
 • QRS prolongation
 • QT prolongation
 • Rightward deviation
TCA Overdose on EKG ... antidepressants #EKG ... #ECG #electrocardiogram ... #cardiology #diagnosis ... #clinical #criteria
QT / QTc Interval Measurement in Wide QRS Complex
 - A wide QRS complex will lead
interval that is not clinically ... prolongation of the QTC ... #QTc #Interval ... WideQRS #cardiology #diagnosis ... #ecg #ekg #electrocardiogram
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
Approach to ECGs ... • ↑ Ca - short QT ... Syncope #Syndromes #ECG ... #EKG #Checklist ... #diagnosis #cardiology
Torsades de Pointes
• "Twisting of the pointes" 
• QRS axis swings from positive to negative direction
Originates from single focus ... that prolong the QT ... TorsadesDePointes #Diagnosis ... #Cardiology #ECG ... #EKG
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
repolarization causes ... in conduction causes ... prolonged PR and QT ... #Diagnosis #Hyperkalemia ... #EKG #ECG #Changes
Endocarditis checklist
Initial evaluation
 • Peripheral blood cultures (three sets at three different sites)
 • Additional culture
Endocarditis checklist ... if suspected (e.g ... block (+/- daily EKG ... of infection (e.g ... #criticalcare #diagnosis
Chest pain, good story, but nonspecific ECG? Do a bedside echo: regional WMAs support your case
but nonspecific ECG ... WMAs support your case ... UltrasoundJelly #Clinical ... #Diagnosis #POCUS
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 ... context & EKG)
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
cardiac syncope, e.g ... The diagnostic approach ... and an initial ECG ... Further diagnostics ... should be guided by clinical