12 results
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Causes of Metabolic ... - Differential Diagnosis ... Losses - Impaired tubular ... Hypomagnesemia • Barrter's/Gitelman's ... MetabolicAlkalosis #NonGap
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
- Differential Diagnosis ... Algorithm Extra-renal ... acidosis: Gl tract ... Bartter syndrome, Gitelman ... #nephrology
Inherited Defects in Kidney Tubule Epithelial Cells

Renal glucosuria - Na+-dependent glucose cotransporter
Cystinuria - Amino acid transporter
Bartter
Inherited Defects ... ascending limb Gitelman ... tubular acidosis ... #Diagnosis #Differential ... #Table
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
alkalosis • Normal/low ... Bartter syndrome, Gitelman ... gap metabolic acidosis ... urine #Algorithm #nephrology ... #differential #diagnosis
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
tubular dysfunction ... syndromes - Gitelman ... - Genetic defects ... #Low #Magnesium ... #Table #Classification
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
distal convoluted tubule ... alkalosis • Normal or low ... • Hypokalemia (renal ... tubular acidosis ... #Syndrome #diagnosis
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
- Differential Diagnosis ... Tubular Acidosis ... #Metabolic #NAGMA ... #Differential #Diagnosis ... #Workup #nephrology
Causes of Non-Gap Metabolic Acidosis - Differential Diagnosis Algorithm
Normal Anion Gap (<14) (Loss of Bicarbonate) -
Causes of Non-Gap Metabolic ... Acidosis - Differential ... Diarrhea • Fistula Renal ... Cell Problem - Low ... MetabolicAcidosis #NonGap
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
: Differential Diagnosis ... chronic respiratory acidosis ... tubule diuretic ... defect) • Thiazide ... furosemide-like lesion) • Gitelman
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
suggests extra-renal ... Bartter syndrome, Gitelman ... acidosis: Proximal ... #Hypokalemia #diagnosis ... #low