49 results
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup and Diagnosis ... of UTI, urine WBCs ... → Refer to Nephrology ... cystoscopy • Refer to Nephrology ... if cause not identified
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
- Differential Diagnosis ... urine sediment - WBC ... /RBC casts ... #Proteinuria #Nephrology ... #Algorithm #Causes
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
require urgent nephrology ... you confirmed diagnosis ... CONSIDER INTRINSIC CAUSES ... microscopy for WBCs ... #nephrology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
- Differential Diagnosis ... castsDiagnostic ... #Differential #Diagnosis ... #causes #urology ... #nephrology #renal
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
sterile pyuria, WBC ... casts, eosinophiluria ... proteinuria, granular casts ... AIN #Algorithm #nephrology ... #diagnosis
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Acellular Casts ... : • RBC Casts - ... glomerulonephritis • WBC ... Urine #Microscopy #nephrology ... interpretation #diagnosis
Iron Deficiency in Heart Failure
Pathophysiology:
Chronic heart failure leads to an increase in inflammatory cytokines → Inflammation
→ Inflammation causes ... functional ID) Treatment ... endpoint of all-cause ... deficiency #CHF #HFrEF #heartfailure ... #cardiology
Causes of Chronic Kidney Disease - Differential Diagnosis Algorithm
Decreased kidney function (eGFR < 60 ml/min/1.73 m2)
- Differential Diagnosis ... Sterile pyuria, WBC ... KidneyDisease #Nephrology ... #Differential #Diagnosis ... #Algorithm #Causes
Nephritic vs Nephrotic Syndrome

Step 1: If the patient has hematuria and/or proteinuria, think about nephrotic/nephritic syndromes.
Step
glomerular hematuria (RBC ... casts or dysmorphic ... Comparison #Algorithm #Nephrology ... #Diagnosis
Traditionally, congestive heart failure has been classified according to severity of symptoms, first formulated by the
Association, which is classes ... sometimes advanced treatment ... flare ups that cause ... #Diagnosis #Cardiology ... CHF #Congestive #HeartFailure