145 results
Torsades de Pointes
• "Twisting of the pointes" 
• QRS axis swings from positive to negative direction
Originates from single focus ... that prolong the QT ... Diagnosis #Cardiology #ECG ... #EKG
Clinical Management for Three Common Causes of Shock 
HEMORRHAGIC SHOCK
 • Ensure adequate ventilation and oxygenation.
Clinical Management ... when possible (eg ... dysrhythmias (eg ... reverse the insult (eg ... #CriticalCare
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 ... electrocardiogram #differential
Severe Asthma Algorithm - Management of Life-Threatening Asthma in the Emergency Department
Step One
1. Nebulized Albuterol
2. Nebulized
Asthma Algorithm - Management ... Fluid bolus 20 cc/kg ... HCG, ECG if concern ... #Emergency #Management ... #CriticalCare #
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... aVR • Classic EKG ... widened QRS and QTc ... #AVR #leadAVR #ecg ... electrocardiogram #diagnosis #ekg
Endocarditis checklist
Initial evaluation
 • Peripheral blood cultures (three sets at three different sites)
 • Additional culture
if suspected (e.g ... block (+/- daily EKG ... of infection (e.g ... Endocarditis #checklist #criticalcare ... #diagnosis #management
Electrical Alternans on POCUS Echocardiogram
You dissect the EKG and note low voltage tachycardia with a hint
Electrical Alternans on POCUS ... You dissect the EKG ... POCUS ECHO performed ... Electrical #Alternans #POCUS ... Echocardiogram #clinical #effusion
Pancreatitis management checklist 
Evaluation to guide etiology & management 
 - RUQ ultrasound 
 - Calcium
septic shock (e.g ... resuscitation (e.g ... choledolithiasis (e.g ... pain-dose ketamine infusion ... #CriticalCare
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... :1 , 3:2, 4:3, etc ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology #differential
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
Excessive IV Mg infusion ... (e.g. eclampsia ... Hypermagnesemia #Differential ... Table #Causes #Management