19 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Diagnosis Algorithm ... : Proximal and distal ... #Algorithm #causes ... #potassium #low ... #nephrology
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Diagnosis Algorithm ... Transcellular Shift: • Alkalosis ... • Refeeding syndrome ... #Algorithm #nephrology ... #low #potassium
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
suggests extra-renal ... - Metabolic Alkalosis ... Proximal RTA, Distal ... #diagnosis #Algorithm ... #nephrology #low
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
patients with hypokalemia ... Non-reabsorbable anion effect ... #hypokalemia ... differential #algorithm #diagnosis ... #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Diagnosis Framework ... - Tumor lysis syndrome ... - Hyperosmolar states ... #causes #potassium ... #high #nephrology
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
of cells on the distal ... • Normal or low ... (renal potassium ... #diagnosis #nephrology ... #management #pathophysiology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Diagnosis Framework ... - Tumor lysis syndrome ... - Hyperosmolar states ... #causes #potassium ... #high #nephrology
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Causes of Metabolic ... Diagnosis ECF ... tubule diuretic effect ... other • Severe potassium ... #Causes #nephrology
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
Causes of Hypomagnesemia ... osmotic diuresis, Potassium ... #differential #diagnosis ... #nephrology #magnesium ... #low
Metabolic Causes of Kidney Stones in Children
 • Calcium Oxalate: Primary Hyperoxaluria type 1-3, Secondary Hyperoxaluria
Metabolic Causes ... type 1-4, Lowe ... Syndrome (Oculo-Cerebro-Renal ... #pediatrics #nephrology ... #differential #diagnosis