61 results
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
Compartment Syndrome, Medications ... Protein) • AIN: Medication ... Neurogenic Bladder (Medication ... Differential #Diagnosis #nephrology ... #causes #algorithm
Acute Kidney Injury (AKI) - Differential Diagnosis Framework

PRE-Renal AKI:
 • Hypovolemia
 • Congestion
 • Medications
 •
Framework PRE-Renal ... Congestion • Medications ... Infection-mediated, Drug-induced ... POST-Renal AKI ... Differential #Diagnosis #nephrology
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Investigations: full blood ... osmolarity If cause ... screen, including blood ... Differential #Diagnosis #nephrology ... #causes
Interpreting Kidney Biomarkers

↑ Creatinine: 
 • AKI, CKD
 • Medications that lead to nephroprotective ↓ in
Creatinine: • AKI ... , CKD • Medications ... nephroprotective ↓ in GFR • Medications ... Cystatin C: • AKI ... diagnosis #laboratory #nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
trauma • Drugs ... GI losses • Renal ... • Reduced GFR, AKI ... Hypo-osmolar urine ... #Hyponatremia #Nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
trauma • Drugs ... GI losses • Renal ... • Reduced GFR, AKI ... Hypo-osmolar urine ... #Hyponatremia #Nephrology
Causes of Acute Kidney Injury ( AKI ) - Prerenal, Renal, and Postrenal

PRE-RENAL 
Impaired perfusion: 
•
Causes of Acute ... Kidney Injury ( AKI ... • Sepsis • Blood ... nephritis • Drugs ... #Differential #Nephrology
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
there a dialysis indication ... require urgent nephrology ... obstruction, Nephrotoxic drugs ... IMPROVEMENT If the urine ... workup #diagnosis #nephrology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
• 1ml blood/liter ... Postpartum • Drugs ... #urology #nephrology ... #renal #urine # ... blood
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
→ Refer to Nephrology ... for renal biopsy ... cystoscopy • Refer to Nephrology ... if cause not identified ... #blood #urine