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

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
- Differential Diagnosis ... • K sparing diuretics ... • NSAIDs • ACE ... Beta blockers • Antibiotics ... Medications 2.
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
- Differential Diagnosis ... • K sparing diuretics ... • NSAIDs • ACE ... Beta blockers • Antibiotics ... Medications 2.
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
disequilibrium syndrome • Diagnosis ... ; High-Ceiling Diuretics ... Tolvaptan) • Treatment ... #Nephrology #Pharmacology ... #Medications #Table
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Etiology: • Medications ... NSAIDs, β-blockers, Antibiotics ... STOP offending medications ... Ca-gluconate or 1g CaCl ... #potassium #nephrology
Heart Failure (HFrEF) Treatment - GDMT for stage C 

For patients with Heart Failure with REDUCED
Failure (HFrEF) Treatment ... getting patients on medication ... then add on loop diuretics ... recommended by the ACC ... HeartFailure #HFrEF #Pharmacology
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Causes of High-anion ... Potassium-sparing ... diuretics (amiloride ... ACE-Is and ARBs ... #differential #diagnosis
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
immature blasts and high ... syndrome • Triggers: Diuretics ... have fever - ACS ... Spontaneous if high ... Syndrome #TLS #diagnosis
Pragmatic diagnostic algorithm for hypokalemia. 
***Typical presentations: 
 • Vomiting: urine Na/Cl > 1.6, low urine
Pragmatic diagnostic ... < 0.7, high urine ... diuretic use: similar ... correcting serum potassium ... Other medications
Spontaneous Bacterial Peritonitis
DIAGNOSTICS
Paracentesis: 
 • Calculate absolute PMN count (total WBC x PMN %)
 • Correct
Bacterial Peritonitis DIAGNOSTICS ... improved outcomes 1) Antibiotics ... carbapenem if known high ... Diuretics ↑ ascitic ... #prophylaxis #treatment