15 results
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... normal volume-based algorithm ... Urine Na+K / serum ... restriction alone in SIADH ... Present (Uosm ≥100): SIADH
Hyponatremia - Diagnostic Evaluation Algorithm

Step 1: Consider whether Posm may actually be normal or elevated
Step 2:
Hyponatremia - Diagnostic ... Evaluation Algorithm ... Check Uosm and/or Urine ... tests Step 5: If SIADH ... considered likely, the cause
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Differential Diagnosis Algorithm ... • Reduced GFR, AKI ... Hypo-osmolar urine ... #Causes
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Differential Diagnosis Algorithm ... • Reduced GFR, AKI ... Hypo-osmolar urine ... #Causes
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Acute Kidney Injury ... - AKI Workup Algorithm ... osmolarity If cause ... cardiac imaging #Acute ... #Workup #Algorithm
Guide to Acute Kidney Injury (AKI)

What to ask/look for: 
 - HPI, PMH, full ROS
Guide to Acute Kidney ... UOP/weights - Urine ... rhabdo/TLS) Causes ... Nephrology #Diagnosis #Algorithm ... #Causes #Differential
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 ... #Management #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 ... #Management #hyponatremia ... #nephrology #treatment
Causes of Generalized Edema - Differential Diagnosis Algorithm
Overfill (Increased renal sodium retention, Urine Na > 40meq/L)
Causes of Generalized ... sodium retention, Urine ... • NSAlDs • AKI ... • Sepsis • Acute ... #Causes
Management of Hyponatremia
Hypertonic Saline - Only indicated if patient has severe symptoms + Na < 125
Give
Management of Hyponatremia ... Normalizes in SIADH ... • IF SIADH — ... look for cause ... #Management #algorithm