11 results
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
of Drug-Induced Hyperkalemia ... • Exogenous (KCL ... #differential # ... pathophysiology #pharmacology ... #potassium #medications
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... phlebotomy High ... potassium • Beta blockers ... Medications 2. ... #differential #
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... phlebotomy High ... potassium • Beta blockers ... Medications 2. ... #differential #
Causes of Hyperkalemia - Differential Diagnosis Framework
 • Cellular Shift:
   - Exercise
- Differential ... hyperosmolality - Medications ... : beta blockers, ... : Blood draw error ... Causes #potassium #high
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
Bradycardia - Differential ... Heart block Medications ... : • Beta blockers ... Calcium channel blockers ... #Bradycardia #differential
HFpEF and CAD Management Algorithm
1. Consider revascularization based on current guidelines for CAD and HFpEF*
2. Statins:
guidelines (eg, recent PCl ... vasodilating ß-blocker ... controlled by above medications ... fluid status (hypervolemia ... Management #Algorithm #cardiology
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Etiology: • Medications ... ARBs, NSAIDs, β-blockers ... Antibiotics (Bactrim, PCN ... tourniquet / IVF line draw ... STOP offending medications
Pragmatic diagnostic algorithm for hypokalemia. 
***Typical presentations: 
 • Vomiting: urine Na/Cl > 1.6, low urine
algorithm for hypokalemia ... < 0.7, high urine ... Other medications ... angiotensin receptor blockers ... #diagnosis #differential
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
Digoxin Pharmacology ... - When digoxin blocks ... - Hyperkalemia ( ... high potassium levels ... Since digoxin blocks
Bradycardia - Differential Diagnosis 
 • Cardiac disease: Myocardial ischemia / infarction, Myocarditis, Congenital disorders, Cardiomyopathies,
Bradycardia - Differential ... disturbance (e.g. hyperkalemia ... ) • Medications ... digoxin, beta blockers ... #Diagnosis #cardiology