19 results
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
- Differential ... Diagnosis Algorithm ... diarrhea), Sweat ... - Normal/low ... acidosis: Chronic diarrhea
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Algorithm Cl- ... • Normal/low ... , Gitelman syndrome ... #urine #Algorithm ... #nephrology #differential
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
Hypochloremia - ... Differential Diagnosis ... Algorithm Cause ... Decreased Intake: • Low ... NGT suction - Diarrhea
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Diagnosis Algorithm ... Transcellular Shift: • Alkalosis ... • Refeeding syndrome ... losses (NG suction, diarrhea
Hypophosphatemia - Differential Diagnosis Algorithm

Transcellular Shift
 • Recovery From DKA
 • Refeeding Syndrome
 • Acute Respiratory
Diagnosis Algorithm ... • Refeeding Syndrome ... Acute Respiratory Alkalosis ... • Small bowel diarrhea ... Steatorrhea • Chronic Diarrhea
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Diagnosis Algorithm ... Gl tract loss (Diarrhea ... #Hypokalemia #Differential ... #Diagnosis #Algorithm
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Causes of Metabolic Alkalosis ... : Differential Diagnosis ... contracted: urine chloride ... diarrhea (congenital ... #Differential #
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Hypophosphatemia - Differential ... Diagnosis Algorithm ... Appropriately Low ... Absorption: Chronic Diarrhea ... Acute Respiratory Alkalosis
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
• Normal or low ... Hypomagnesemia • Hypochloremic ... metabolic alkalosis ... ratio 0.5%) Differential ... diarrhea Potential
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Hypophosphatemia - Differential ... Malabsorption, Chronic diarrhea ... Glucose, Acute resp. alkalosis ... • Normal or Low ... - Normal or Low