8 results
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Low Uric Acid → SIADH ... salt wasting By Rachel ... #Differential # ... Diagnosis #Algorithm #nephrology
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Based Approach to Hyponatremia ... uric acid <4 • SIADH ... Glucocorticoid deficiency, Primary ... algorithm #diagnosis #sodium ... #low #nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
algorithm Urine Na+K / serum ... , Renal Sodium loss ... water intake (Primary ... #differential # ... #nephrology
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Hyponatremia - Differential ... Solute Intake - Primary ... , SSRIs) - SIADH ... Algorithm #diagnosis #nephrology ... #sodium
A lazy man's classification of hyponatremia
There are two possible approaches to the diagnosis of hyponatremia: .
the same tests (serum ... osmolality and urinary ... sodium). ... the patient has SIADH ... #Algorithm #Differential
Primary Polydipsia
Definition: Excessive volitional water intake
Epidemiology:
 • 6-20% of patients with psychiatric disorders - Most commonly
diabetes insipidus Differential ... Pseudohyponatremia, SIADH ... Initial Workup: Serum ... Sodium, Urine Sodium ... diagnosis #management #nephrology
SIADH Treatment Options
1. Treat underlying cause of SIADH: Pain, Primary lung pathology, Post-operative phenomenon, Medications, Basically
: Pain, Primary ... promoting passive sodium ... • Re-check the serum ... #Management #hyponatremia ... #nephrology #treatment
Ascites - Diagnosis and Management Summary
Paracentesis studies: cell count + differential, albumin, protein, culture
 • Serum-ascites-albumin-gradient
: cell count + differential ... protein, culture • Serum-ascites-albumin-gradient ... (SAAG): > 1.1 g ... cardiac ascites 1) Sodium ... Management #Summary #Hepatology