24 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 ... Electrolytes (hyperkalemia
The Diagnostic Approach to Hyperkalemia
Drugs
 - Amiloride
 - Spironolactone
 - Triamterene
 - Trimethoprim
 - Pentamidine
 -
inhibitors Other causes ... transplant - SLE High ... - NSAlDs - Beta-Blockers ... #Hyperkalemia ... #Algorithm #diagnosis
Systemic Glucocorticoid Dose Equivalents. 

Note: approximate equivalent dose is based on anti-inflammatory potency. Fludrocortisone is not
Glucocorticoid Dose ... approximate equivalent dose ... because of its high ... Corticosteroid #Steroid #Conversion ... #Table #Dose #Equivalents
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... potassium • Beta ... cell membrane - Beta ... differential #diagnosis #causes ... #potassium #high
Potassium-Binding Agents to Treat Hyperkalemia
Sodium zirconium cyclosilicate (Lokelma):
 • Mechanism: Preferentially captures K in exchange for
10 g QD (adjust dose ... Usual maintenance dose ... g QD; increase dose ... patients sensitive to high ... #pharmacology #table
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Treatment of Stable ... Repeat 12-milligram dose ... Treat underlying cause ... Treat underlying cause ... management #cardiology #algorithm
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... potassium • Beta ... cell membrane - Beta ... differential #diagnosis #causes ... #potassium #high
Emergent Hyperkalemia Treatment Algorithm
ECG changes, weakness, K+ >6.5 Or renal insufficiency with K >5.5 with cellular
Emergent Hyperkalemia ... Treatment Algorithm ... bradycardia, AV blocks ... -2 hours Dose ... ~2 hours Dose
Causes of Hyperkalemia - Reduced Excretion - Differential Diagnosis Algorithm

Reduced flow through distal nephron - TTKG
Causes of Hyperkalemia ... Differential Diagnosis Algorithm ... • ENaC blockers ... nephropathy • Beta ... #Causes
Causes of Hyperkalemia - Differential Diagnosis Framework
 • Cellular Shift:
   - Exercise
Causes of Hyperkalemia ... - Medications: beta ... blockers, digitalis ... Differential #Diagnosis #Causes ... #potassium #high