14 results
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Sodium 4) Serum ... Uric Acid → SIADH ... Diagnosis #Algorithm #nephrology ... #sodium #low #uricacid
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Based Approach to Hyponatremia ... uric acid <4 • SIADH ... Hypothyroidism, Low ... algorithm #diagnosis #sodium ... #low #nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... volume-based algorithm Urine ... , Renal Sodium loss ... can be high or low ... #nephrology
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
• White cell casts ... infection • Hyaline casts ... disease • Granular casts ... key #diagnosis #nephrology ... #casts
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... water loss, Serum Sodium ... mannitol, glucosuria Low ... Urine Osmolality ... #Nephrology #Differential
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
Kidney Injury ( ... : Hypovolemia, Low ... PROBLEM ~80% of AKI cases ... IMPROVEMENT If the urine ... for WBCs, RBCs, casts
Urinalysis & Urine Sodium 
Theophilus Protospatharius, a seventh-century physician who wrote the first manuscript focused exclusively
Sodium Theophilus ... • Urinary casts ... Acute Kidney Injury ... Acute Tubular Necrosis ... #UNa #casts #glucosuria
Hyponatremia (<135 mEq/L) is a common electrolyte abnormality caused by an excess of total body water
lower than 80% in cases ... stimulated in states of low ... activated in states of low ... Measured urine sodium ... EBV #potomania #SIADH
Management of SIADH
Treat underlying cause:
 • Causes can include pain, primary lung pathology, post-operative phenomenon, medications,
Management of SIADH ... promoting passive sodium ... Saline: • If Urine ... #Management #hyponatremia ... #nephrology #treatment
SIADH Treatment Options
1. Treat underlying cause of SIADH: Pain, Primary lung pathology, Post-operative phenomenon, Medications, Basically
administered • This can cause ... promoting passive sodium ... 0.9% NS • If Urine ... #Management #hyponatremia ... #nephrology #treatment