11 results
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis ... Workup Algorithm ... • Euvolemic (Low ... Hypervolemic (Excess salt ... #nephrology #sodium
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Diagnosis Algorithm ... Uric Acid - Low ... Uric Acid → renal salt ... #Algorithm #nephrology
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Modified Hyponatremia ... osmostat, Cerebral salt ... Primary polydipsia, Low ... #Algorithm #diagnosis ... #sodium #nephrology
Hypernatremia Classification and Features According to Volume Status
 - Hypervolemic hypernatremia - Cushing's syndrome, Primary hyperaldosteronism,
Hypernatremia Classification ... hyperaldosteronism, Salt ... Classification #Features #Diagnosis ... #Comparison #Table ... #Nephrology
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Based Approach to Hyponatremia ... losses, Cerebral salt ... Hypothyroidism, Low ... #algorithm #diagnosis ... #sodium #low #nephrology
Cerebral Salt Wasting vs SIADH - Pathophysiology 
1) Neurological event
2) Sodium loss from tubules
3) Naturiesis →
Cerebral Salt Wasting ... Pathophysiology #diagnosis ... #nephrology #hyponatremia ... #comparison
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
can be high or low ... Insufficiency, Cerebral Salt ... Primary polydipsia), Low ... #differential #diagnosis ... table #sodium #nephrology
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
- Differential Diagnosis ... Framework and Workup ... insufficiency (GFR 20-50 ml ... #Differential #Diagnosis ... #Workup #nephrology
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Hyponatremia - Diagnosis ... Always start with ... 3 questions to work ... in 100 mL boluses ... Treatment #management #nephrology
Generalized Seizures and Pseudoseizures
Generalized seizures "are conceptualized as originating as some point within, and rapidly engaging,
hyperglycemia, hyponatremia ... Tonic-Clonic (grand mal ... Classification #Diagnosis ... #Neurology #Signs ... #Symptoms #Comparison