33 results
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Hyperkalemia: Diagnostic ... diet • Blood ... • Drugs • Diabetic ... Normal, Renin High ... #Diagnosis #algorithm
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
patients with hypokalemia ... effective arterial blood ... anion effect: Vomiting ... #urine #potassium ... differential #algorithm #diagnosis
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
Diagnosis Algorithm ... Alwavs Repeat Blood ... while drawing blood ... #Algorithm #causes ... #potassium #high
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
A urine K/Cr ratio ... • Diarrhea A urine ... urinary losses: • High ... Blood Pressure: ... #diagnosis #Algorithm
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... - Differential Diagnosis ... Ureterosigmoidostomy, Diabetic ... ketoacidosis • Vomiting ... #nephrology #potassium
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Diagnosis Framework ... phlebotomy High ... Crush injury • Blood ... (Uncontrolled diabetes ... #causes #potassium
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... Diagnosis Algorithm ... <20 mEq/24 h - Vomiting ... Algorithm #nephrology #causes ... #low #potassium
Causes of HyperKalemia - Differential Diagnosis
Increased extracellular K+:
 • Tissue injury
 • Hemolysis
 • Rhabdomyolysis
 •
Causes of HyperKalemia ... Succinylcholine • Diabetes ... glycosides • High ... dietary intake • Blood ... #Causes
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Diagnosis Framework ... phlebotomy High ... Crush injury • Blood ... (Uncontrolled diabetes ... #causes #potassium
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Diagnosis Algorithm ... Syndrome • HTN, High ... Gitelman syndrom, Vomiting ... #Algorithm #causes ... #potassium #low