5 results
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
treat with beta-agonist ... 60 (1) Sinus bradycardia ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology #differential
Muscarinic Receptor Agonists and Antagonists 
Muscarinic Receptor Agonists
Methacholine
 • Diagnosis of bronchial airway
Carbachol
 • Glaucorna (topical
Muscarinic Receptor Agonists ... Muscarinic Receptor Agonists ... Acute symptomatic bradycardia ... (e.g., AV block ... #Pharmacology #Table
Emergent Hyperkalemia Treatment Algorithm
ECG changes, weakness, K+ >6.5 Or renal insufficiency with K >5.5 with cellular
Hyperkalemia Treatment Algorithm ... ECG changes, weakness ... injury, etc) ECG ... PR, wide QRS, bradycardia ... , AV blocks) ->
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Bradyarrhythmias • Sinus bradycardia ... Sinus pauses • AV ... Medication side effect (e.g ... Medication side effect (e.g ... Classification #Table
Hyperthermic Toxidromes
Five toxidromes may present with overlapping features: hyperthermia, rhabdomyolysis, altered mental status/seizures.
 • Sympathomimetic -
Ideosyncratic reaction ... dopamine blockers (e.g ... cessation of dopamine agonists ... (e.g. ... #diagnosis #differential