35 results
Cerebral Salt Wasting vs SIADH - Pathophysiology 
1) Neurological event
2) Sodium loss from tubules
3) Naturiesis →
Salt Wasting vs SIADH ... - Pathophysiology ... → Increased urine ... #Pathophysiology ... #diagnosis #nephrology
Algorithm for Management of SIADH with Fluid Restriction and Urea

by Helbert Rondon, MD @NephroMD

#SIADH #Management #algorithm
Management of SIADH ... @NephroMD #SIADH ... Management #algorithm #treatment ... #urea #nephrology
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Osmolarity 2) Urine ... Osmolarity 3) Urine ... Low Uric Acid → SIADH ... Diagnosis #Algorithm #nephrology
Urine Specific Gravity - Interpretation
Specific Gravity = Density of urine / Density of water
SG close to
Urine Specific Gravity ... Gravity = Density of urine ... Dehydration • SIADH ... EricsMedicalLectures/ #Urine ... #differential #nephrology
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
uric acid >4 • Urine ... Extra-renal losses • Urine ... uric acid <4 • SIADH ... uric acid >4 • Urine ... #sodium #low #nephrology
SIADH Treatment Options
1. Treat underlying cause of SIADH: Pain, Primary lung pathology, Post-operative phenomenon, Medications, Basically
SIADH Treatment ... 0.9% NS • If Urine ... Hypotension, Increased urine ... #hyponatremia #nephrology ... #treatment
Management of SIADH
Treat underlying cause:
 • Causes can include pain, primary lung pathology, post-operative phenomenon, medications,
Management of SIADH ... Saline: • If Urine ... SatyaPatelMD #SIADH ... #hyponatremia #nephrology ... #treatment
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
volume-based algorithm Urine ... restriction alone in SIADH ... Present (Uosm ≥100): SIADH ... table #sodium #nephrology
Toluene Poisoning - Diagnosis and Management Summary
What is it?  Volatile hydrocarbon, Glue or paint-sniffing, Occupational
nephrocalcinosis) • Urine ... may be ↑ or ↓ Treatment ... • Potassium replacement ... Diagnosis #Management #Treatment
Magnesium Absorption and Pathophysiology 
Magnesium Absorption: 
 • absorbed in the GIT — small intestine, Saturable
Absorption and Pathophysiology ... 5% excreted in urine ... Magnesium #Absorption #Pathophysiology ... Mg #transport #nephrology