16 results
Causes of HyperKalemia - Differential Diagnosis
Increased extracellular K+:
 • Tissue injury
 • Hemolysis
 • Rhabdomyolysis
 •
Causes of HyperKalemia ... Hemolysis • Rhabdomyolysis ... • Metabolic acidosis ... blockers - MCW Nephrology ... #Causes
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
- Differential Diagnosis ... • Metabolic acidosis ... #Algorithm #causes ... #potassium #low ... #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
- Differential Diagnosis ... lysis syndrome - Rhabdomyolysis ... - Metabolic acidosis ... #causes #potassium ... #high #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... - Differential Diagnosis ... Renal tubular acidosis ... #differential #diagnosis ... #nephrology #potassium
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
- Differential Diagnosis ... lysis syndrome - Rhabdomyolysis ... - Metabolic acidosis ... #causes #potassium ... #high #nephrology
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 ... #differential #diagnosis ... #causes #nephrology
Causes of Hyperkalemia
Pseudohyperkalemia
 - Tourniquet use
 - Hemolysis (in vitro)
 - Leukocytosis
 - Thrombocytosis
Intra- to extracellular
Causes of Hyperkalemia ... shift - Acidosis ... chemotherapy - Rhabdomyolysis ... /crush injury* ... #diagnosis #differential
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
treated with IV potassium ... wasting from other causes ... - Metabolic acidosis ... #Hypokalemia #diagnosis ... #nephrology #low
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Differential Diagnosis ... Management Summary Causes ... Immobilization - Crush ... Monitor potassium ... #treatment #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
gap metabolic acidosis ... the indicated causes ... of sodium and potassium ... urine #Algorithm #nephrology ... #differential #diagnosis