11 results
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Algorithm Cl- ... , a high urine chloride ... Urine chloride is ... #urine #Algorithm ... #nephrology #differential
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
Framework and Workup ... Chloride Intoxication ... Loss of HCO3 - Diarrhea ... Differential #Diagnosis #Workup ... #nephrology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... leukemia Measure Urine ... Malabsorption, Chronic diarrhea ... Diagnosis #Framework #Workup ... #phosphate #nephrology
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
145 mmol/L High Urine ... Osmotic diuresis (see ... glucosuria Low Urine ... loss • Watery Diarrhea ... Hypernatremia #Nephrology
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
volume contracted: urine ... diarrhea (congenital ... volume expanded: urine ... contracted: but urine ... Diagnosis #Causes #nephrology
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Diagnosis and Workup ... volume loss - diarrhea ... • nephrotic syndrome ... Hypernatremia #Diagnosis #Workup ... #Algorithm #Nephrology
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
Algorithm for patients ... Gastrointestinal loss: Diarrhea ... , Gitelman syndrome ... #differential #algorithm ... #diagnosis #nephrology
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Differential Diagnosis Algorithm ... Absorption: Chronic Diarrhea ... Differential #Diagnosis #Algorithm ... #nephrology #phosphorus ... #workup
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Hypokalemia Evaluation Algorithm ... A urine K/Cr ratio ... Laxative use • Diarrhea ... A urine K/Cr ratio ... differential #potassium #nephrology
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
thiazide-sensitive sodium chloride ... Hypocalciuria (spot urine ... • Congenital chloride ... diarrhea Potential ... #diagnosis #nephrology