192 results
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
proteinuria, RBC casts ... → Refer to Nephrology ... for renal biopsy ... and referral to Urology ... if cause not identified
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
osmolarity If cause ... cryoglobulins, hepatitis serology ... , HIV serology, ... #Diagnosis #nephrology ... #causes
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
- Differential ... Pain/Post-op • Neurologic ... GI losses • Renal ... Hypo-osmolar urine ... #Hyponatremia #Nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
- Differential ... Pain/Post-op • Neurologic ... GI losses • Renal ... Hypo-osmolar urine ... #Hyponatremia #Nephrology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria - Differential ... 1ml blood/liter urine ... #Hematuria #Differential ... #urology #nephrology ... #renal #urine #
Distal Renal Tubular Acidosis (RTA)  Type 1 

Totally scuppers the kidney's acidification mechanism. Will be
Distal Renal Tubular ... Failure to acidify urine ... pH <5.5 - Dr ... Diagnosis #Management #Nephrology ... #Causes #Differential
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Polyuria - Differential ... Dl • Chronic Renal ... #Polyuria #Differential ... Diagnosis #Algorithm #causes ... #nephrology
Guide to Acute Kidney Injury (AKI)

What to ask/look for: 
 - HPI, PMH, full ROS
UOP/weights - Urine ... ATN - 45% - Pre-renal ... mostly ATN and pre-renal ... AcuteKidneyInjury #AKI #Nephrology ... #Differential
General approach to AKI - Checklist

Urine electrolytes & FENa - Previously, it was believed that urine
FENa) could help differentiate ... between pre-renal ... and intrinsic renal ... - Dr. ... AcuteKidneyInjury #Nephrology
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
of magnesium = (urine ... serum magnesium x urine ... Hypomagnesemia #algorithm #differential ... #diagnosis #causes ... #nephrology #magnesium