53 results
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
sensitive) • AKI ... sterile pyuria, WBC casts ... eosinophiluria, microscopic hematuria ... proteinuria, granular casts ... AIN #Algorithm #nephrology
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
Kidney Injury (AKI ... ) - Differential ... C3/C4, Other • ATN ... AIN: Medication, Infection ... #Diagnosis #nephrology
Acute Kidney Injury (AKI) in Patients with Cancer 

Cancer Related 
• Hypercalcemia 
• Intravenous contrast 
•
Kidney Injury (AKI ... Light chain (LC) cast ... Cisplatin • ATN ... Cancer #Oncology #Differential ... Classification #Nephrology
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
) - Differential ... Epithelial cell casts ... Obstruction • Cast ... allopurinol, PPI) • Infections ... #KidneyInjury #Nephrology
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Acellular Casts ... tubular necrosis (ATN ... can be either infectious ... or non-infectious ... Urine #Microscopy #nephrology
Algorithm and Differential Diagnosis of Macroscopic Hematuria
Important Historical Elements:
- Painless: suggests malignancy
- Painful: suggests calculi/infection
- Urinalysis:
Algorithm and Differential ... of Macroscopic Hematuria ... suggests calculi/infection ... RBC’s, RBC/WBC casts ... #IM #Urology #Hematuria
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
Kidney Injury AKI ... - Differential ... Post-infectious ... Injury/Necrosis (ATN ... #Diagnosis #nephrology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria - Differential ... : - RBC casts ... : • Infection ... #Differential # ... causes #urology #nephrology
Guide to Acute Kidney Injury (AKI)

What to ask/look for: 
 - HPI, PMH, full ROS
Kidney Injury (AKI ... Liano 1996) - ATN ... CKD— 13% (mostly ATN ... #Nephrology #Diagnosis ... Algorithm #Causes #Differential
Acute Kidney Injury (AKI) - Differential Diagnosis Framework

PRE-Renal AKI:
 • Hypovolemia
 • Congestion
 • Medications
 •
Kidney Injury (AKI ... ) - Differential ... Immune-mediated, Infection-mediated ... Kidney #Injury #Differential ... #Diagnosis #nephrology