12 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
intake • Metabolic ... • HTN, High Aldosterone ... Diagnosis #Algorithm #causes ... #potassium #low ... #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... Diuretics (late) • High ... hyperaldosteronism • High ... Diagnosis #Algorithm #Nephrology ... #Causes
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 ... urinary losses: • High ... consumption • Low ... #nephrology #low
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypertensive: • High ... aldosteronism • High ... Al, High R - Secondary ... Diagnosis #Algorithm #nephrology ... #causes #low #potassium
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Causes of Metabolic ... aldosteronism Low ... Licorice • Liddle's Syndrome ... MetabolicAlkalosis #NonGap #Nephrology ... Diagnosis #Algorithm #Causes
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
alkalosis • Normal/low ... , Gitelman syndrome ... the indicated causes ... of sodium and potassium ... urine #Algorithm #nephrology
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
0.8 Normal + High ... of High Anion Gap ... D-lactate (short bowel syndrome ... Interpretation #Diagnosis #Summary ... #Nephrology #ABG
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
- Tumor lysis syndrome ... infusions) - Metabolic ... differential #diagnosis #causes ... #potassium #high ... #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... Diuretics (late) • High ... hyperaldosteronism • High ... Diagnosis #Algorithm #Nephrology ... #Causes
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
- Tumor lysis syndrome ... infusions) - Metabolic ... differential #diagnosis #causes ... #potassium #high ... #nephrology