19 results
Summary of characteristic abnormalities of selected glomerular diseases
Light Microscopy (LM) - Immunofluorescence Microscopy (IM) - Electron
(IM) - Electron ... Microscopy (EM) ... RPGN • Anti-GBM ... #nephrology #pathology ... comparison #table #diagnosis
Glomerulonephritis - Differential Diagnosis Framework
ANCA:
 • C-ANCA: GPA (Wegener's)
 • P-ANCA: Microscopic Polyangiitis, Eosinophilic GPA (Churg
Glomerulonephritis ... - Differential Diagnosis ... Wegener's) • P-ANCA: Microscopic ... Strauss) Anti-GBM ... #nephrology #causes
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
- Differential Diagnosis ... cells on urine microscopy ... disease • ... • Pauci-immune disease ... #Algorithm #Causes
Rapidly Progressive Glomerulonephritis (RPGN) 
 - Loss of kidney function over a short period of tirne
Rapidly Progressive Glomerulonephritis ... of glomerular disease ... staining on IF • No EM ... #Differential #Diagnosis ... #Nephrology
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
alveolar hemorrhage + Glomerulonephritis ... Differential Diagnosis ... polyangiitis, Microscopic ... anti-ANCA ab, anti-GBM ... #nephrology
Membranoproliferative Glomerulonephritis (MPGN) AKA: Mesangiocapillary GN
 • Active Urine Sediment (dysmorphic RBC, RBC casts, +/- proteinuria)
dysmorphic RBC, RBC casts ... (Dense deposit disease ... immune deposits on EM ... #MPGN #nephrology ... #diagnosis #renal
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
Disease Associations ... Advanced kidney disease ... Red blood cell - Glomerulonephritis ... #Differential #Microscopy ... #Diagnosis #Nephrology
Guide to Acute Kidney Injury (AKI)

What to ask/look for: 
 - HPI, PMH, full ROS
- Urinalysis/microscopy ... - Pre-renal disease ... related) - Glomerulonephritis ... AcuteKidneyInjury #AKI #Nephrology ... #Diagnosis #Algorithm
Algorithm and Differential Diagnosis of Macroscopic Hematuria
Important Historical Elements:
- Painless: suggests malignancy
- Painful: suggests calculi/infection
- Urinalysis:
and Differential Diagnosis ... RBC’s, RBC/WBC casts ... intrinsic renal disease ... neck, prostatic) #Diagnosis ... #EM #IM #Urology
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... chronic kidney diseases ... suggestive of glomerulonephritis ... #nephrology #interpretation ... #diagnosis