42 results
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 ... Ketoacidosis: Diabetic ... Hypokalemia ... Hyperkalemia
Causes of HyperKalemia - Differential Diagnosis
Increased extracellular K+:
 • Tissue injury
 • Hemolysis
 • Rhabdomyolysis
 •
Causes of HyperKalemia ... • Metabolic acidosis ... Succinylcholine • Diabetes ... glycosides • High ... MCW_Nephrology #HyperKalemia
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... • Metabolic acidosis ... Syndrome • HTN, High ... Gitelman syndrom, Vomiting ... Diagnosis #Algorithm #causes
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... Defining the cause ... Renal tubular acidosis ... Ureterosigmoidostomy, Diabetic ... ketoacidosis • Vomiting
The Diagnostic Approach to Hyperkalemia
Drugs
 - Amiloride
 - Spironolactone
 - Triamterene
 - Trimethoprim
 - Pentamidine
 -
Diagnostic Approach to Hyperkalemia ... inhibitors Other causes ... transplant - SLE High ... Low Renin - Diabetes ... #differential #causes
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... Algorithm Acidosis ... Vomiting 2. ... NephTwitter) #Hypokalemia ... Algorithm #Diagnosis #Causes
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... GI Losses - Vomiting ... Renal tubular acidosis ... DrEricStrong #Hypokalemia ... Classification #Causes
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... (Uncontrolled diabetes ... - Metabolic acidosis ... differential #diagnosis #causes ... #potassium #high
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
0.8 Normal + High ... 0.8-2.0 Pure High ... of High Anion Gap ... Ketoacidosis (starvation, diabetic ... Alkalosis: - Vomiting
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... with renal tubal acidosis ... Extrarenal losses, Vomiting ... renal failure Hypervolemia ... Diagnosis #Algorithm #Causes