20 results
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
Approach to ECGs ... Syncope #Syndromes #ECG ... #diagnosis #cardiology ... #electrocardiogram ... #differential
Common Medications Known to Prolong QTc
Antiarrhythmics - Amiodarone, sotalol, flecainide, quinidine, dronedarone, dofetilide
Vasopressors/inotropes - Epinephrine, norepinephrine,
Known to Prolong QTc ... pseudoephedrine #QTc ... Medications #Causes #differential ... #diagnosis #pharmacology ... #table
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... bradyarrhythmia #ECG ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #differential
Coverage of common antibiotics used in the hospital

For empiric coverage, first define the type of infection,
prior resistance. e.g ... ESBL, KPC, VRE. etc ... ampicillin #management ... #antibiogram #pharmacology ... #table #sensitivities
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
diagnosis includes ... widened QRS and QTc ... #electrocardiogram ... #diagnosis #ekg ... #differential #
Shock and Vasoactive Drugs 
1) Determine type and etiology of shock
 • Distributive: Sepsis, Anaphylaxis, Neurogenic
rupture, VSD, etc ... vasoactive drug pharmacology ... #inopressors #diagnosis ... #management #comparison ... #table
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
IV Mg infusion (e.g ... Hypermagnesemia #Differential ... #Diagnosis #High ... #Magnesium #Table ... #Causes #Management
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
Rhabdomyolysis - Differential ... Diagnosis and Management ... Herpes, Coxsackie etc ... per day until stable ... #Diagnosis #Management
Pulmonary Embolism on ECG 

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
Pulmonary Embolism on ECG ... Differential/diagnosis ... See thread for POCUS ... Pulmonary #Embolism #ECG ... #EKG #Electrocardiogram
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
and Management ... Lung Abscess Differential ... Vasculitis (e.g. ... Abscess #pulmonary #differential ... #causes #management