16 results
Hyponatremia - Diagnostic Evaluation Algorithm

Step 1: Consider whether Posm may actually be normal or elevated
Step 2:
Hyponatremia - Diagnostic ... Check Uosm and/or Urine ... tests Step 5: If SIADH ... considered likely, the cause ... #Diagnosis #Workup
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
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup ... proteinuria, RBC casts ... → Refer to Nephrology ... if cause not identified ... Diagnosis #Algorithm #Workup
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
to Acute Kidney Injury ... PROBLEM ~80% of AKI cases ... IMPROVEMENT If the urine ... for WBCs, RBCs, casts ... KidneyInjury #simplified #workup
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
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 ... Differential #Diagnosis #nephrology ... #causes
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 ... restriction alone in SIADH ... Present (Uosm ≥100): SIADH ... table #sodium #nephrology
SIADH Treatment Options
1. Treat underlying cause of SIADH: Pain, Primary lung pathology, Post-operative phenomenon, Medications, Basically
administered • This can cause ... 0.9% NS • If Urine ... Hypotension, Increased urine ... #Management #hyponatremia ... #nephrology #treatment
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
vast majority of cases ... 3 questions to work ... Measure urine osmolality ... the underlying cause ... Treatment #management #nephrology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria: Red/Dark urine ... 1ml blood/liter urine ... Immune mediated injury ... hematuria: - RBC casts ... #urology #nephrology