8 results
Classification, Differential Diagnosis, and Features of Hyponatremia According to Volume Status 

Hypervolemic hypernatremia 
 - CHF
Glucocorticoid deficit - Hypokalemia ... Drugs - SIADH Renal ... - Diuretics ... #Diagnosis #Table ... #Causes
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... Diagnosis Algorithm ... > 20: • Renal ... Bicarbonaturia with renal ... Diagnosis #Algorithm
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
≥100): SIADH, Renal ... Sodium loss (diuretics ... Present (Uosm <100): Renal ... poor renal perfusion ... diagnosis #table
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
- Chronic hypokalemia ... - Various renal ... diseases (e.g. renal ... Diagnosis #Table ... #Causes
Hyponatremia - Differential Algorithm
Isotonic Hyponatremia: Hyperlipidemia, Hyperproteinemia, Recent TURP
Hypotonic Hyponatremia: 
 • Hypovolemia: Diuretics/Nephropathies, Vomiting, Diarrhea,
Hyponatremia - Differential ... : • Hypovolemia ... Syndrome, Chronic Renal ... Algorithm #diagnosis ... #sodium #low
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
• LDH ↑ • Hyperkalemia ... HYPOTENSION → renal ... perfusion → renal ... Dialysis for severe hyperkalemia ... #causes #treatment
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
HYPOTENSION -> renal ... vasocontriction-> decreased renal ... renal ischemia ... Cast formation: Renal ... Dialysis for severe hyperkalemia
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
Family history of hypokalemia ... • Unexplained hypokalemia ... (renal potassium ... Sjögren syndrome, Renal ... #Hypokalemia