6 results
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Diagnosis Framework ... Hyperkalemia: • CKD ... transfusion • HTN and edema ... - Metabolic acidosis ... Impaired Renal Excretion
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
(NAGMA) - Differential ... Diagnosis Framework ... insufficiency (GFR ... high/normal 3 ... - Diarrhea - High
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Diagnosis Framework ... Hyperkalemia: • CKD ... transfusion • HTN and edema ... - Metabolic acidosis ... Impaired Renal Excretion
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Hyperkalemia - Diagnosis ... Excretion: ... ), CK+LDH (lysis ... suggests ↓ renal excretion ... caution in HTN & edema
Lactated Ringers (LR) vs Normal Saline (NS) - Comparison

Composition of LR:
 • Sodium 130 mEq/L
 •
trial • Minimal K ... densa receives high ... volume and sodium excretion ... • Increases Edema ... NS #comparison #pharmacology
Causes of Hyperkalemia - Differential Diagnosis Framework
 • Cellular Shift:
   - Exercise
- Metabolic Acidosis ... Decreased Urinary Excretion ... to Aldosterone: K ... depletion, - AKI/CKD ... #potassium #high