15 results
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Primary Metabolic Alkalosis ... - Differential ... Urine Cl-: Vomiting ... (late) • High Urine ... #Differential #
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
(K) & magnesium( ... - Metabolic Alkalosis ... diagnosis #Algorithm #differential ... #potassium #nephrology ... #low
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic Alkalosis ... - Differential ... Urine Cl-: Vomiting ... (late) • High Urine ... #Differential #
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Hypocalcemia Workup - Differential ... Magnesium, High ... Magnesium - Functional ... metastases, Hungry bone syndrome ... #calcium
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Transcellular Shift: • Alkalosis ... • Refeeding syndrome ... vomiting) • Low ... #low #potassium
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
the basis of the potassium-to-creatinine ... Low-normal EABV ... , Low Plasma HCO3 ... #potassium #differential ... algorithm #diagnosis #nephrology
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
: Differential Diagnosis ... other • Severe potassium ... deficiency • Milk (calcium ... #Differential # ... Diagnosis #Causes #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
• Normal/low ... , Gitelman syndrome ... 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
• Normal or low ... Hypocalciuria (spot urine ... , calcium-creatinine ... ratio 0.5%) Differential ... • Magnesium
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Hypophosphatemia - Differential ... leukemia Measure Urine ... Glucose, Acute resp. alkalosis ... • Normal or Low ... - Normal or Low