12 results
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
- Differential Diagnosis ... • Fanconi's syndrome ... polyangiitis (GPA) / microscopic ... Protein deposition (eg ... #Nephrology #Differential
Glomerular Diseases - Nephritic and Nephrotic Syndromes

Nephritic syndrome—due to GBM disruption. 
Hypertension. t BUN and creatinine.
Nephritic syndrome—due ... RBC casts in urine ... Proteinuria often ... May be 10 (eg direct ... #Nephrology #Diagnosis
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
Atlas of Urine Microscopy ... infection • Hyaline ... #Microscopy #Atlas ... #key #diagnosis ... #nephrology #casts
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
- Differential Diagnosis ... disease - Alport syndrome ... pain hematuria syndrome ... - RBC casts → Diagnostic ... - Proteinuria
Amyloidosis - Summary
Group of disorders associated with extracellular deposition of fibrils formed from low-molecular-weight proteins in
: • Nephrotic syndrome ... • Proteinuria ... dissociation in urine ... Carpal tunnel syndrome ... polarized light microscopy
Hepatorenal Syndrome Diagnosis
 • ↑ in serum Cr of ≥ 0.3mg/dL above baseline
Hepatorenal Syndrome ... Diagnosis • ↑ ... liver disease (e.g ... (including no proteinuria ... #nephrology #criteria
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... Acellular Casts • Hyaline ... colored compounds (e.g ... #Microscopy #nephrology ... interpretation #diagnosis
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
Associations Hyaline ... and concentrated urine ... Fatty - Nephrotic syndrome ... #Differential #Microscopy ... #Diagnosis #Nephrology
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
polyangiitis), MPA (microscopic ... • Renal: (AKI, proteinuria ... Anti-GBM antibody • Urine ... : UA, Urine protein ... recent DAN) • EMG
Approach to Microscopic Hematuria 

Microscopic hematuria is often incidental but may be associated with urologic malignancy.
cellular casts, proteinuria ... properly collected urine ... dipstick testing alone ... #diagnosis #management ... #urology