13 results
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Algorithmic Approach ... sensitive) • AKI ... sterile pyuria, WBC casts ... proteinuria, granular casts ... Nephritis #AIN #Algorithm
Guide to Acute Kidney Injury (AKI)

What to ask/look for: 
 - HPI, PMH, full ROS
Kidney Injury (AKI ... Liano 1996) - ATN ... disease — 21% - AKI ... CKD— 13% (mostly ATN ... Nephrology #Diagnosis #Algorithm
Acute Kidney Injury (AKI) in Patients with Cancer 

Cancer Related 
• Hypercalcemia 
• Intravenous contrast 
•
Kidney Injury (AKI ... Light chain (LC) cast ... Cisplatin • ATN ... bevacizumab (VEGFi), TKi ... Kidney #Injury #AKI
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Kidney Injury (AKI ... Differential Diagnosis Algorithm ... Epithelial cell casts ... Obstruction • Cast ... Differential #Diagnosis #Algorithm
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
Kidney Injury (AKI ... PROBLEM ~80% of AKI ... cases are caused ... for WBCs, RBCs, casts ... etiologies due to ATN
Causes of Acute Kidney Injury - Differential Diagnosis Framework 
Pre-Renal
Post-Renal
Intrinsic Renal:
 • Tubules (ATN)
 • Glomerular:
: • Tubules (ATN ... drtonydang @CMC_IM #AKI ... Differential #Diagnosis #Algorithm
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
Kidney Injury (AKI ... C3/C4, Other • ATN ... Medicine @SCVMCMed #AKI ... nephrology #causes #algorithm
Algorithm and Differential Diagnosis of Macroscopic Hematuria
Important Historical Elements:
- Painless: suggests malignancy
- Painful: suggests calculi/infection
- Urinalysis:
Algorithm and Differential ... RBC’s, RBC/WBC casts ... prostatic) #Diagnosis #EM ... #Differential #Algorithm
Hepatorenal Syndrome (HRS)

Definition:
• Functional, potentially reversible kidney impairment.
• Occurs in advanced liver disease: cirrhosis, severe alcoholic
Bland urine (no casts ... Exclude other AKI ... ATN, volume depletion ... HRS-Non-AKI (formerly ... essential in all cases
Membranoproliferative Glomerulonephritis (MPGN) AKA: Mesangiocapillary GN
 • Active Urine Sediment (dysmorphic RBC, RBC casts, +/- proteinuria)
Glomerulonephritis (MPGN) AKA ... dysmorphic RBC, RBC casts ... immune deposits on EM