186 results
Bradycardia Diagnostic and Management Algorithm

CONSIDER ETIOLOGY (not inclusive): 
 - STRUCTURAL: sick sinus, AV block, ischemia,
and Management Algorithm ... Hypothyroidism - TOX: beta-blockers ... LIFE THREATENING CAUSES ... TREATMENT - Drugs (beta-blockers ... #Bradycardia #Algorithm
Common sodium channel blockers which cause QRS widening.

Anticonvulsants: 
 - Carbamazepine 
Antidysrhythmics:  
 - Group
sodium channel blockers ... which cause QRS ... - Amantadine Beta ... Blockers: - ... QRS #widening #ECG
Vasopressors and Inotropes - Pharmacology Summary
Vasopressors
Phenylephrine (alpha-1)
 • Increases BP, SVR
 • Risk of reflex bradycardia
• Higher doses cause ... activation • D1 (1-2 mcg ... mild alpha (5-10 mcg ... CO • a (>10 mcg ... cAMP/cGMP • Causes
Beta Blocker Side Effects / Toxicity
Cardiac Side Effects:
 • Sinus bradycardia, AV block, Heart failure exacerbation,
Beta Blocker Side ... bradycardia, AV block ... exacerbation, Beta ... blocker withdrawal ... syndrome (e.g.
Management of acute beta blocker/calcium channel blocker overdose

#Management #Toxicology #BetaBlocker #CCB #CalciumChannelBlocker #Overdose #Toxicity #Algorithm
Management of acute beta ... blocker/calcium ... channel blocker ... Overdose #Toxicity #Algorithm
Lymphadenopathy - Differential Diagnosis Algorithm
Localized: 
 • Cervical: EBV, CMV, HIV, Toxo, TB, Lymphoma, Head /
Differential Diagnosis Algorithm ... : Allopurinol, Beta-Blockers ... Differential #Diagnosis #Algorithm ... #Causes
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Summary of Heart Blocks ... before dropped beat ... after dropped beat ... summary #Diagnosis #EKG ... electrocardiogram #ecg
Causes of Anemia with Low Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased Heme Synthesis or
Causes of Anemia ... Differential Diagnosis Algorithm ... Normal HgbA • Beta-Thalassemia ... No HgbA • Beta-Thalassemia ... Differential #Diagnosis #Algorithm
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... - treat with beta-agonist ... 200ms from longer pause ... bradyarrhythmia #ECG ... #EKG #diagnosis
Drugs causing hyperkalemia
 • Impaired release of renin: NSAIDs, Beta blockers, Cyclosporine, tacrolimus, Diabetes, Elderly
 •
renin: NSAIDs, Beta ... blockers, Cyclosporine ... Angiotensin receptor blockers ... Sodium Channel Blockers ... #medications #causes