58 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Aldosterone: Liddle's Syndrome ... SAME, Cushing Syndrome ... diuretics, Bartter syndrome ... , Gitelman syndrom ... #nephrology
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Diagnosis Algorithm ... • Refeeding syndrome ... vomiting) • Low ... Differential #Diagnosis #Algorithm ... #nephrology #low
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
acid, Liddle's Syndrome ... R - Cushing's syndrome ... Diuretics, Bartter's syndrome ... , Gitelman's syndrome ... #nephrology #causes
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
Aldosterone: Cushing syndrome ... 17alpha-hydroxylase deficiency, Syndrome ... excess, Liddle syndrome ... deficiency, Bartter syndrome ... , Gitelman syndrome
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
ON (UNa < 30): Hypovolemia ... Cirrhosis, Nephrotic syndrome ... Primary polydipsia, Low ... #diagnosis #sodium ... #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
↓ Aldosterone: Syndrome ... excess, Liddle's syndrome ... Diuretics, Bartter syndrome ... , Gitelman syndrome ... differential #potassium #nephrology
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Hypocalcemia Workup ... Differential Diagnosis Algorithm ... metastases, Hungry bone syndrome ... @aishaikh #Hypocalcemia ... #nephrology #calcium
Causes of Hypokalemia - Differential Diagnosis Algorithm
Decreased intake (rare cause in isolation)
GI loss - Urine loss
• Refeeding syndrome ... diuretics / Bartter's syndrome ... / Gittelman's syndrome ... intake • Liddle's syndrome ... #Nephrology #Differential
Hypocalcemia - Diagnosis and Management
PTH Independent (↑ PTH)
 • LOW VIT D
    -
and Management ... Independent (↑ PTH) • LOW ... Formation: Hungy Bone Syndrome ... - DiGeorge Syndrome ... #differential #algorithm
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
Gitelman Syndrome ... • Gitelman's syndrome ... tubule (DCT) Clinical ... alkalosis • Normal or low ... #diagnosis #nephrology