34 results
Wide Complex Tachycardia - ECG Definition and Causes
 • Wide Complex Tachycardia (WCT) is a cardiac
Tachycardia - ECG ... drug effect or electrolyte ... Ventricular pacing • Electrocardiogram ... diagnosis #cardiology #ekg ... #ecg #electrocardiogram
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
Hyperkalemia on EKG ... counting of HR by EKG ... presence of other electrolyte ... #Hyperkalemia #EKG ... #ECG #electrocardiogram
Osborn waves - positive deflections at the J point (negative in aVR and V1) with a
- are abnormal electrocardiogram ... brain injury, medications ... This EKG was recorded ... #osbornwaves #Electrocardiogram ... #ECG #Clinical
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
Approach to ECGs ... Syncope Syndromes Electrolytes ... Syncope #Syndromes #ECG ... #EKG #Checklist ... diagnosis #cardiology #electrocardiogram
Common sodium channel blockers which cause QRS widening.

Anticonvulsants: 
 - Carbamazepine 
Antidysrhythmics:  
 - Group
QRS #widening #ECG ... #EKG #Pharmacology ... #Medications #Toxicology
Diuretics sites of action on the nephron
1) Acetazolamide (carbonic anhydrase inhibitor)
2) Osmotic diuretics (e.g. mannitol)
3) Loop
Osmotic diuretics (e.g ... Loop diuretic (e.g ... Thiazides-type diuretics (e.g ... nephron #diuretics #pharmacology ... #nephrology #medications
Oral anti-hypertensives with relative fast onset of action (Hypertensive Emergency)

The key concern with oral antihypertensive agents
you're up-titrating medications ... (e.g. procedural ... allow one dose of medication ... antihypertensives #medications ... Emergency #Management #Pharmacology
Medications causing Acute Kidney Injury (AKI)
Prerenal:
 • Dehydration: Diuretics
 • Altered intrarenal autoregulation: ACEIs / ARBs,
Medications causing ... calcineurin inhibitors (e.g ... Sympathomimetics (e.g ... Kidney #Injury #Medications ... #Drugs #pharmacology
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 ... sedative & pain medication ... Drugs, Ischemia, Electrolytes
Checklist for Evaluation of New-Onset Delirium in the ICU

Initial assessment 
 - 
Vital signs, neuro exam
glucose - Review medication ... context* - Electrolytes ... Relevant drug levels (e.g ... rigidity) Consider EEG