196 results
Wide Complex Tachycardia - ECG Definition and Causes
 • Wide Complex Tachycardia (WCT) is a cardiac
Definition and Causes ... tachycardia or WQRST Causes ... drug effect or electrolyte ... diagnosis #cardiology #ekg ... #differential #causes
Magnesium Electrolyte Repletion
Oral - Only do if patient does not tolerate IV
 • Magnesium oxide (can
Magnesium Electrolyte ... Magnesium oxide (can cause ... diarrhea and cause ... #Magnesium #Electrolyte ... #Repletion #management
Common sodium channel blockers which cause QRS widening.

Anticonvulsants: 
 - Carbamazepine 
Antidysrhythmics:  
 - Group
blockers which cause ... QRS #widening #ECG ... #EKG #Pharmacology ... Differential #Drugs #Classes
Potassium Electrolyte Repletion
If patient also has hypomagnesemia, replete magnesium before repleting potassium
Oral:
 • Pills (ask pharmacy
Potassium Electrolyte ... Intravenous (can cause ... #Potassium #Electrolyte ... #Repletion #management
Management Algorithm for Confusion
- Substrate verification, glucose, oxygen checks
- Toxidrome present
- Focal findings on neurologic examination
-
Management Algorithm ... examination, basic (CBC, electrolytes ... , CXR, ECG, UA), ... AlteredMentalStatus #Delirium #Management
Bradycardia Diagnostic and Management Algorithm

CONSIDER ETIOLOGY (not inclusive): 
 - STRUCTURAL: sick sinus, AV block, ischemia,
Diagnostic and Management ... LIFE THREATENING CAUSES ... reperfusion - Electrolytes ... #Diagnosis #Management
Vasopressors and Inotropes - Pharmacology Summary
Vasopressors
Phenylephrine (alpha-1)
 • Increases BP, SVR
 • Risk of reflex bradycardia
and Inotropes - Pharmacology ... • Higher doses cause ... cAMP/cGMP • Causes ... Vasopressors #Inotropes #Pharmacology ... #Summary #management
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
cardiac syncope, e.g ... frequently benign causes ... further guide management ... and an initial ECG ... depends on the cause
Prescribing Maintenance IV Fluids
Assess
 • Can the patient meet their fluid needs orally or enterally? If
Consider fluid and electrolyte ... per L (25-30 ml/kg ... water - 1 mmol/kg ... Complex fluid or electrolyte ... #Prescribing #management
Bradycardia
1) First Steps: IV, O2, Monitors, ECG, Pads on patient, Crash Cart in room. Is patient
O2, Monitors, ECG ... Chest Pain • ECG ... Connect ECG Leads ... Drugs, Ischemia, Electrolytes ... #differential #management