24 results
Hyponatremia Differential Diagnosis Table

 • Step 1: Correct for hyperglycemia. Corrected Na = [(glucose - 100)/
Hyponatremia Differential ... Diagnosis Table ... Serum Osm • Urine ... MatthewHoMD #Hyponatremia ... #nephrology #sodium
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Pain/Post-op • Neurologic ... Hypo-osmolar urine ... #Nephrology #Differential ... Diagnosis #Algorithm #Causes
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Pain/Post-op • Neurologic ... Hypo-osmolar urine ... #Nephrology #Differential ... Diagnosis #Algorithm #Causes
Cerebral Salt Wasting vs SIADH - Pathophysiology 
1) Neurological event
2) Sodium loss from tubules
3) Naturiesis →
Wasting vs SIADH - Pathophysiology ... → Increased urine ... SaltWasting #SIADH #Pathophysiology ... #diagnosis #nephrology ... #hyponatremia #
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic Alkalosis ... hyperaldosteronism • Low Urine ... (late) • High Urine ... Diagnosis #Algorithm #Nephrology ... #Causes
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... 145 mmol/L High Urine ... glucosuria Low Urine ... #Nephrology #Differential ... Diagnosis #Algorithm #Causes
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... and metabolic alkalosis ... Cardiac failure #Hyponatremia ... Diagnosis #Algorithm #Causes ... #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Metabolic Alkalosis ... responsive metabolic alkalosis ... Urine chloride is ... the indicated causes ... #Algorithm #nephrology
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
is usually caused ... vast majority of cases ... Measure urine osmolality ... the underlying cause ... Treatment #management #nephrology
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Causes of Metabolic ... volume contracted: urine ... volume expanded: urine ... Differential #Diagnosis #Causes ... #nephrology