13 results
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
• Evidence of glomerular ... bleeding (proteinuria ... for renal biopsy ... by UW IM Residency ... #Workup #urology
Algorithm and Differential Diagnosis of Macroscopic Hematuria
Important Historical Elements:
- Painless: suggests malignancy
- Painful: suggests calculi/infection
- Urinalysis:
, proteinuria suggest ... intrinsic renal ... prostatic) #Diagnosis #EM ... #IM #Urology #Hematuria ... #Ddxof
Nephritic vs Nephrotic Syndrome

Step 1: If the patient has hematuria and/or proteinuria, think about nephrotic/nephritic syndromes.
Step
hematuria and/or proteinuria ... the patient have glomerular ... hematuria (RBC casts ... #Comparison #Algorithm ... #Nephrology #Diagnosis
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Causes of Proteinuria ... Differential Diagnosis Algorithm ... • Fanconi's syndrome ... • Drugs Glomerular ... #Nephrology #Differential
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
disease - Alport syndrome ... pain hematuria syndrome ... Brown urine - Proteinuria ... • Nutcracker syndrome ... #urology #nephrology
Causes of Chronic Kidney Disease - Differential Diagnosis Algorithm
Decreased kidney function (eGFR < 60 ml/min/1.73 m2)
Causes of Chronic ... Differential Diagnosis Algorithm ... Atherosclerosis Glomerular ... (Proteinuria) ... #Causes
Differential Diagnosis and Evaluation of Hyponatremia:
1) Identification of onset (acute vs. chronic)
2) Presence of symptoms (HA,
cardiac, liver, renal ... history #Diagnosis #EM ... #IM #Nephro #Hyponatremia ... #Differential #Algorithm ... #Ddxof
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Kidney Injury - AKI Workup ... Algorithm and Differential ... osmolarity If cause ... syndrome: troponin ... #causes
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
Algorithm - Approach ... hemolytic-uremic syndrome ... Nephrocalcinosis causes ... #Algorithm #differential ... #syndrome #nephrology
Membranoproliferative Glomerulonephritis (MPGN) AKA: Mesangiocapillary GN
 • Active Urine Sediment (dysmorphic RBC, RBC casts, +/- proteinuria)
, +/- proteinuria ... formation along glomerular ... immune deposits on EM ... anti-phospholipid syndrome ... #diagnosis #renal