10 results
Lactated Ringers (LR) vs Normal Saline (NS) - Comparison

Composition of LR:
 • Sodium 130 mEq/L
 •
(NS) - Comparison ... 130 mEq/L • Potassium ... in Hyperkalemia ... transcellular shift ... densa receives high
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Causes of High-anion ... Causes of High-anion ... Potassium-sparing ... (rapid saline administration ... #differential #
Hyperkalemia - Management Algorithm
 • IV calcium
 • IV insulin and glucose and/or salbutamolt
 • Consider
Hyperkalemia - Management ... bicarbonate if acidosis ... and ECG changes ... blocks, QRS axis shift ... #potassium #high
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... phlebotomy High ... Intracellular Shift ... - Metabolic acidosis ... #differential #
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... phlebotomy High ... Intracellular Shift ... - Metabolic acidosis ... #differential #
Causes of Hyperkalemia - Differential Diagnosis Framework
 • Cellular Shift:
   - Exercise
- Differential ... Framework • Cellular Shift ... - Metabolic Acidosis ... Diagnosis #Causes #potassium ... #high
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
K-sparing diuretics, Saline ... heparinized tube) • ECG ... Elimination (see Table ... Terbutaline 7 µg/kg ... Management #Treatment #potassium
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
Rhabdomyolysis - Differential ... Shift of extracellular ... azotemia: Isotonic saline ... Monitor potassium ... Dialysis for severe hyperkalemia
Hyperkalemia Management
Pseudohyperkalemia: 1. Hemolyzed sample 2. Blood drawn from a site/line where potassium or TPN is
Hyperkalemia Management ... drawn from a site/line ... where potassium ... minutes-hour) -Shift ... #high
Causes of Hyperkalemia
l. Pseudohyperkalemia
  A Cellular efflux; thrombocytosis, erythrocytosis, leukocytosis, in vitro hemolysis
  B.
extracellular shift ... Acidosis B. ... #Differential # ... Diagnosis #High ... #Potassium #Classification