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

Hypervolemic hypernatremia 
 - CHF
Classification, Differential ... Glucocorticoid deficit - Hypokalemia ... Drugs - SIADH Renal ... #Diagnosis #Table ... #Causes
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
Hyponatremia - Differential ... Beer Potomania - Low ... • Renal Failure ... Hypovolemic - GI losses, renal ... #nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... UNa > 20: • Renal ... Bicarbonaturia with renal ... Acute or chronic renal ... #nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
≥100): SIADH, Renal ... Present (Uosm <100): Renal ... with poor renal ... #differential # ... diagnosis #table
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
- Differential ... - Various renal ... diseases (e.g. renal ... Diagnosis #Table ... #Causes
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
HYPOTENSION → renal ... vasoconstriction → decreased renal ... perfusion → renal ... Cast formation: Renal ... #treatment #nephrology
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
Framework Pre-Renal ... , Renal Artery Stenosis ... Medications Intra-Renal ... Autoimmune Post-Renal ... #causes #algorithm
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Diagnosis Renal ... hypomagnesemia Renal ... , Post renal transplant ... #nephrology #magnesium ... #low
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Algorithm Extra-renal ... loss (Diarrhea) Renal ... Diagnosis #Algorithm #causes ... #nephrology
Hyponatremia Diagnosis Algorithm
UOsm ≥ POsm - Vasopressin-Dependent
 • UNa < 20 mEq/L - Appropriate (↓ EABV)
Primary polydipsia, Low ... solute intake, Renal ... #diagnosis #differential ... #algorithm #causes ... #nephrology