42 results
Causes of Hyperkalemia - Differential Diagnosis Algorithm
 • Increased Intake
 • Reduced Excretion (IV potassium with
Causes of Hyperkalemia ... Excretion (IV potassium ... Transcellular Shift ... #Hyperkalemia #Nephrology ... Diagnosis #Algorithm #Causes
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
• Metabolic acidosis ... Syndrome • HTN, High ... Diagnosis #Algorithm #causes ... #potassium #low ... #nephrology
Renal Tubular Acidosis (RTA) 
Type 1 - Failure of secretion
Type 2 - Bicarbonate wasting
Type 4 -
Renal Tubular Acidosis ... proximal features and high ... Renal #Tubular #Acidosis ... #RTA #types #classification ... #nephrology #diagnosis
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 ... and chronic) Causes ... Potassium-sparing ... #nephrology
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Renal tubular acidosis ... Transcellular shift ... Diagnosis #Algorithm #Causes ... #Classification
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Intracellular Shift ... - Metabolic acidosis ... differential #diagnosis #causes ... #potassium #high ... #nephrology
Lactated Ringers (LR) vs Normal Saline (NS) - Comparison

Composition of LR:
 • Sodium 130 mEq/L
 •
Saline (NS) - Comparison ... 130 mEq/L • Potassium ... transcellular shift ... • Saline Causes ... densa receives high
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Intracellular Shift ... - Metabolic acidosis ... differential #diagnosis #causes ... #potassium #high ... #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
to diarrhea, a high ... Urine chloride is high ... the indicated causes ... of sodium and potassium ... urine #Algorithm #nephrology
Hyperkalemia - Management Algorithm
 • IV calcium
 • IV insulin and glucose and/or salbutamolt
 • Consider
bicarbonate if acidosis ... Dialysis Serum potassium ... blocks, QRS axis shift ... #hyperkalemia #potassium ... #high #diagnosis