14 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
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Vaughan Williams Classification ... duration CLASS 2 - Beta ... alpha & beta adrenergic ... #Pharmacology #Classification ... #Classes #pathophysiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
pulmonary disease or CHF ... Treat underlying cause ... pulmonary disease or CHF ... Treat underlying cause ... management #cardiology #algorithm
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Vaughan Williams Classification ... duration CLASS 2 - Beta ... alpha & beta adrenergic ... #Pharmacology #Classification ... #Classes #pathophysiology
The Diagnostic Approach to Hyperkalemia
Drugs
 - Amiloride
 - Spironolactone
 - Triamterene
 - Trimethoprim
 - Pentamidine
 -
inhibitors Other causes ... - NSAlDs - Beta-Blockers ... #Hyperkalemia #Algorithm ... #differential #causes
Lymphadenopathy - Differential Diagnosis Algorithm
Localized: 
 • Cervical: EBV, CMV, HIV, Toxo, TB, Lymphoma, Head /
Differential Diagnosis Algorithm ... : Allopurinol, Beta-Blockers ... Differential #Diagnosis #Algorithm ... #Causes
Short Stature - Differential Diagnosis Algorithm
Normal Variant, Normal Puberty Onset (BA = CA)
 • Familial Short
Differential Diagnosis Algorithm ... Stature (Late Bloomer ... Cystic Fibrosis, CHF ... Differential #Diagnosis #Algorithm ... endocrinology #causes
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
psychosis - CHF ... Treatment: - Beta ... blocker - Thionamide ... Treatment: • Beta ... hyperthyroidism #causes
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
potassium • Beta ... blockers • Antibiotics ... cell membrane - Beta ... Food - Avoid in CRF ... differential #diagnosis #causes
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
potassium • Beta ... blockers • Antibiotics ... cell membrane - Beta ... Food - Avoid in CRF ... differential #diagnosis #causes