10 results
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Bartter syndrome, Gitelman ... metabolic acidosis • Diabetic ... of sodium and potassium ... #Algorithm #nephrology ... #differential #
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
(renal potassium ... Hypocalciuria (spot urine ... ratio 0.5%) Differential ... Syndrome #diagnosis #nephrology ... #management #pathophysiology
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
excretion • Acute ... renal failure • Chronic ... • Drugs • Diabetic ... Diagnosis #algorithm #nephrology ... #potassium #differential
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
A urine K/Cr ratio ... - Metabolic Alkalosis ... Bartter syndrome, Gitelman ... diagnosis #Algorithm #differential ... #potassium #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... (Uncontrolled diabetes ... Impaired Renal Excretion ... Medications 2. ... #high #nephrology
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
: Differential Diagnosis ... furosemide-like lesion) • Gitelman ... other • Severe potassium ... #Differential # ... Diagnosis #Causes #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... (Uncontrolled diabetes ... Impaired Renal Excretion ... Medications 2. ... #high #nephrology
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Ketoacidosis: Diabetic ... Potassium-sparing ... ketosis with ketone excretion ... Metabolic #Acidosis #differential ... diagnosis #causes #nephrology
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
Transcellular Shifts: - Alkalosis ... (treatment of diabetic ... diuretic use), Gitelman's ... #Causes #differential ... #diagnosis #nephrology
Causes of Hyperkalemia - Reduced Excretion - Differential Diagnosis Algorithm

Reduced flow through distal nephron - TTKG
- Reduced Excretion ... nephron - TTKG > 7, Urine ... Creatinine • Chronic ... Aldosterone • Diabetic ... IntercellularShift #Nephrology