7 results
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... NG drainage - Diarrhea ... - Polyuria - Hypomagnesemia ... Diagnosis #Low #Potassium ... #Table #Classification
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Congenital chloride diarrhea ... Gitelman syndrome, Hypomagnesemia ... of sodium and potassium ... #Algorithm #nephrology ... #differential #
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
the basis of the potassium-to-creatinine ... Urine K+ <13 mEq ... Gastrointestinal loss: Diarrhea ... #potassium #differential ... algorithm #diagnosis #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
A urine K/Cr ratio ... Laxative use • Diarrhea ... A urine K/Cr ratio ... diagnosis #Algorithm #differential ... #potassium #nephrology
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
Causes of Hypomagnesemia ... biliary fistula, Diarrhea ... osmotic diuresis, Potassium ... #Causes #differential ... #diagnosis #nephrology
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Metabolic Alkalosis: Differential ... Chloride-rich diarrhea ... other • Severe potassium ... Metabolic #Alkalosis #Differential ... Diagnosis #Causes #nephrology
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
Hypocalciuria (spot urine ... ratio 0.5%) Differential ... Congenital chloride diarrhea ... Supplement: • Potassium ... Syndrome #diagnosis #nephrology