30 results
Diagnosis of Hypokalemia - Differential Algorithm 

Categorized by Causes: Redistribution, Extrarenal Losses, Renal Losses (High and
Diagnosis of Hypokalemia ... Categorized by Causes ... Extrarenal Losses, Renal ... Losses (High and Low ... Blood Pressure)
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Hyperkalemia: Diagnostic ... algorithm Decreased ... Potassium-rich diet • Blood ... • Tumor lysis/hemolysis ... #nephrology #potassium
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
venipuncture • Hemolysis ... Crush injury • Blood ... Blood transfusion ... differential #diagnosis #causes ... potassium #high #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
Causes of Hypokalemia ... Differential Diagnosis Algorithm ... filling of bucket (low ... #Causes #workup ... #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
venipuncture • Hemolysis ... Crush injury • Blood ... Blood transfusion ... differential #diagnosis #causes ... potassium #high #nephrology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Diagnosis Algorithm ... Extra-renal Losses ... #causes #potassium ... #low #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Algorithm Before ... suggests extra-renal ... causes • Laxative ... differential #potassium #nephrology ... #low
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... Algorithm Acidosis ... Renal artery stenosis ... #Diagnosis #Causes ... #Workup #Nephrology
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
If the value is low ... of Peripheral blood ... the presence of renal ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup ... #Hematology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Low Mean Corpuscular ... • Bleeding • Hemolysis ... Renal Disease, Liver ... #Causes #Hematology