39 results
QT / QTc Interval Measurement in Irregular Rhythms
2 Approaches:
 • Measure and calculate the QTc for
QT / QTc Interval ... for the QT intervals ... #QTc #Interval ... Irregular #Rhythm #cardiology ... #diagnosis #ecg
Normal QT Interval Measurement
General rule: QT interval should be < 1/2 RR interval
   -
Normal QT Interval ... - Only works ... #QTc #Interval ... #Measurement #cardiology ... #diagnosis #ecg
Hypothermia on EKG
 • J (Osborn) waves
 • PR, QRS, and QT prolongation
 • Various bradyarrythmias
Hypothermia on EKG ... • PR, QRS, and QT ... . sinus bradycardia ... #ECG #electrocardiogram ... #cardiology #diagnosis
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
/QTC Interval: ... • QT interval is ... hypokalaemia or bradycardia ... Electrocardiogram #cardiology ... #diagnosis #system
QT / QTc Interval Measurement in Wide QRS Complex
 - A wide QRS complex will lead
QT / QTc Interval ... prolongation of the QTC ... #QTc #Interval ... Measurement #WideQRS #cardiology ... #diagnosis #ecg
Torsades de Pointes 
•Precipitated by drugs that prolong the QT interval 
•Class IA antidysrhythmics (procainamide, quinidine)
that prolong the QT ... interval •Class ... TorsadesDePointes #Diagnosis ... #Cardiology #ECG ... #EKG
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... 1º - long PR intervals ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology
Bradycardia
1) First Steps: IV, O2, Monitors, ECG, Pads on patient, Crash Cart in room. Is patient
Bradycardia 1) ... O2, Monitors, ECG ... SarahFoohey #bradycardia ... #diagnosis #differential ... #management #cardiology
Beta-Blocker Overdose/toxicity:

•	Bradycardia & hypotension (most common).
•	Myocardial depression & cardiogenic shock (severe overdoses). 
•	Ventricular dysrhythmias (Common with
toxicity: • Bradycardia ... Sustained release meds ... Sotalol prolongs the QTc ... interval & can ... lipophilic medications (eg
Bradycardia - Differential Diagnosis Framework and Management
Narrow Complex Bradycardia:
 • Regular: Sinus Bradycardia, AFib w/ AV
Diagnosis Framework ... PADS ON!! ... epinephrine 4) Page Cardiology ... #Differential #Diagnosis ... #Management #cardiology