18 results
The Diagnostic Approach to Hyperkalemia
Drugs
 - Amiloride
 - Spironolactone
 - Triamterene
 - Trimethoprim
 - Pentamidine
 -
inhibitors Other causes ... Ketoconazole Low ... - NSAlDs - Beta-Blockers ... #Algorithm #diagnosis ... #differential #causes
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Causes of Hypokalemia ... Differential Diagnosis Algorithm ... cells: Insulin, Beta-Agonist ... #causes #potassium ... #low #pathophysiology
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 ... Electrolytes (hyperkalemia
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
Causes of Hypokalemia ... Differential Diagnosis Algorithm ... is ruled out, causes ... filling of bucket (low ... #Causes #workup
Causes of Hyperkalemia - Reduced Excretion - Differential Diagnosis Algorithm

Reduced flow through distal nephron - TTKG
Causes of Hyperkalemia ... Differential Diagnosis Algorithm ... Aldosterone • ENaC blockers ... nephropathy • Beta ... #Causes
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
2 - Beta Blockers ... of phase 4 to slow ... alpha & beta adrenergic ... Classification #Classes ... #pathophysiology
Causes of Hypomagnesemia - Differential Diagnosis Algorithm
GI LOSS - FeMg < 2-2.5% or 24h Urine Mg
Causes of Hypomagnesemia ... Diuretics • Hypercalcemia-PTH ... Na-KATPase, EGFR,HNF-1beta ... Hypomagnesemia #Magnesium #Low ... #Causes #Differential
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
open leading to slow ... 2 - Beta Blockers ... alpha & beta adrenergic ... Classification #Classes ... #pathophysiology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Decreased intake (rare cause in isolation)
GI loss - Urine loss
Causes of Hypokalemia ... Differential Diagnosis Algorithm ... • Insulin • Beta ... Liddle's syndrome #Hypokalemia ... #Causes
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
Diagnosis: • ↓ Low ... ↑ T3 - Mild hypercalcemia ... Treatment: - Beta ... Treatment: • Beta ... hyperthyroidism #causes