13 results
Glomerular Diseases - Nephritic and Nephrotic Syndromes

Nephritic syndrome—due to GBM disruption. 
Hypertension. t BUN and creatinine.
Glomerular Diseases ... Nephrotic Syndromes ... Nephritic syndrome—due ... RBC casts in urine ... #Diseases #Nephritic
Nephritic vs Nephrotic Syndrome

Step 1: If the patient has hematuria and/or proteinuria, think about nephrotic/nephritic syndromes.
Step
/nephritic syndromes ... hematuria (RBC casts ... dysmorphic RBCs in urine ... #Algorithm #Nephrology ... #Diagnosis
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
- Diagnostic of ... glomerular disease ... ” - Necrotic tubular ... Microscopy #Atlas #key #diagnosis ... #nephrology #casts
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
Disease Associations ... and concentrated urine ... syndrome ("Maltese ... Differential #Microscopy #Diagnosis ... #Nephrology
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
hemolytic-uremic syndrome ... cell/white cell casts ... urine sediment ... #nephrotic #syndrome ... #nephrology
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... chronic kidney diseases ... suggestive of nephrotic ... #nephrology #interpretation ... #diagnosis
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
• Fanconi's syndrome ... • Drugs Glomerular ... sediment - WBC/RBC casts ... Minimal change disease ... #Proteinuria #Nephrology
Membranoproliferative Glomerulonephritis (MPGN) AKA: Mesangiocapillary GN
 • Active Urine Sediment (dysmorphic RBC, RBC casts, +/- proteinuria)
GN • Active Urine ... dysmorphic RBC, RBC casts ... formation along glomerular ... (Dense deposit disease ... #diagnosis #renal
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
- Differential Diagnosis ... basement membrane disease ... hematuria: - RBC casts ... disease Renal ... causes #urology #nephrology
Recommended initial testing for patients being evaluated for glomerular disease 

24-hour urine collection - Quantify proteinuria.
disease 24- ... Spot PC (protein ... in monitoring low-level ... testing #workup #diagnosis ... #nephritic #nephrology