13 results
Causes of Acute Kidney Injury - Differential Diagnosis Framework 
Pre-Renal
Post-Renal
Intrinsic Renal:
 • Tubules (ATN)
 • Glomerular:
Causes of Acute ... ) • Glomerular ... : Nephrotic, Nephritic ... Interstitium (AIN ... Differential #Diagnosis #Algorithm
Nephritic vs Nephrotic Syndrome

Step 1: If the patient has hematuria and/or proteinuria, think about nephrotic/nephritic syndromes.
Step
the patient have glomerular ... hematuria (RBC casts ... dysmorphic RBCs in ... Syndrome #Comparison #Algorithm ... #Nephrology #Diagnosis
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Algorithmic Approach ... to Acute Interstitial ... Nephritis When ... #AIN #Algorithm ... #nephrology #diagnosis
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Acute Kidney Injury ... - AKI Workup Algorithm ... , Anti-ds-DNA, C3 ... • Interstitial nephritis ... #Diagnosis #nephrology
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup ... repeat testing • Acute ... unilateral flank pain ... • Evidence of glomerular ... if cause not identified
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
Algorithm - Approach ... Nephrocalcinosis causes ... #Algorithm #differential ... #proteinuria #nephrotic ... #syndrome #nephrology
Acute Kidney Injury - Classification
Prerenal:
 • Dehydration
 • Heart failure (a.k.a. cardiorenal syndrome)
 • Liver failure
- TTP/HUS • Glomerular ... tubular necrosis (causes ... interstitial nephritis ... (AIN) Postrenal ... Classification #diagnosis #nephrology
Recommended initial testing for patients being evaluated for glomerular disease 

24-hour urine collection - Quantify proteinuria.
C3, C4 - Test for ... infections are common causes ... #testing #workup ... glomerulonephritis #nephrotic ... #nephritic #nephrology
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
Acute Kidney Injury ... ANCA, Anti-GBM, C3 ... Pigment, Protein) • AIN ... Differential #Diagnosis #nephrology ... #causes #algorithm
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
Simplified Approach ... to Acute Kidney ... require urgent nephrology ... are caused by prerenal ... KidneyInjury #simplified #workup