9 results
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis ... Hypervolemic: Conn syndrome ... , Cushing syndrome ... Diagnosis #Workup ... #sodium
Workup for Hyperphosphatemia - Differential Diagnosis Framework
Rule out spurious hyperphosphatemia: paraproteinemia, hyperlipidemia, hemolysis, hyperbilirubinemia, liposomal amphotericin
- Differential ... Rhabdomyolysis, Tumor lysis syndrome ... Transcellular Shift: • Lactic ... Kidney Disease: • AKI ... #nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
: SIADH, Renal Sodium ... Cirrhosis, Nephrotic syndrome ... #differential # ... diagnosis #table ... #sodium #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
diuretic use, Bartter syndrome ... , Gitelman syndrome ... ketoacidosis • D-lactic ... #differential # ... diagnosis
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Hyponatremia - Diagnosis ... 3 questions to work ... demyelination syndrome ... Diagnosis #Treatment ... #sodium
Lactic Acidosis - Differential Diagnosis Framework

Type A: Impaired O2 Delivery (DO2)
 • Decreased O2 Delivery: Hypotension
- Differential Diagnosis ... Ischemia, Compartment Syndrome ... Beta-Agonists, ↑ work ... in Short Bowel Syndrome ... #Diagnosis #criticalcare
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
- Compartment syndrome ... Neuroleptic malignant syndrome ... Hyperuricemia • Hyponatremia ... or compartment syndrome ... #nephrology
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 ... ratio 0.5%) Differential ... Rhabdomyolysis Treatment ... #diagnosis #nephrology
There are similarities and differences between these 3 conditions which all carry treatment implications. Each mimic
hormones that work ... But we also have Lactic ... for Refeeding Syndrome ... #diagnosis #differential ... #criticalcare #