32 results
Summary of characteristic abnormalities of selected glomerular diseases
Light Microscopy (LM) - Immunofluorescence Microscopy (IM) - Electron
selected glomerular diseases ... (IM) - Electron ... Microscopy (EM) ... RPGN • Anti-GBM ... #nephrology #pathology
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
symptomatology Differential ... polyangiitis, Microscopic ... anti-ANCA ab, anti-GBM ... biopsy By Tess Litchman ... #diagnosis #nephrology
Glomerulonephritis - Differential Diagnosis Framework
ANCA:
 • C-ANCA: GPA (Wegener's)
 • P-ANCA: Microscopic Polyangiitis, Eosinophilic GPA (Churg
Glomerulonephritis - Differential ... Wegener's) • P-ANCA: Microscopic ... Strauss) Anti-GBM ... Glomerulonephritis #differential ... #diagnosis #nephrology
Spectrum of Glomerular Diseases
Nephrotic - Mechanism:
 • Injury to podocytes
 • Changed architecture: Scanning. Deposition of
of Glomerular Diseases ... • Breaks in GBM ... #Glomerular #Diseases ... #differential # ... spectrum #diagnosis #nephrology
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
of Hematuria - Differential ... cells on urine microscopy ... disease • ... • Pauci-immune disease ... with polyangiitis/microscopic
Algorithm and Differential Diagnosis of Macroscopic Hematuria
Important Historical Elements:
- Painless: suggests malignancy
- Painful: suggests calculi/infection
- Urinalysis:
Algorithm and Differential ... intrinsic renal disease ... prostatic) #Diagnosis #EM ... #IM #Urology #Hematuria ... #Macroscopic #Differential
Differential Diagnosis and Evaluation of Hyponatremia:
1) Identification of onset (acute vs. chronic)
2) Presence of symptoms (HA,
Differential Diagnosis ... , liver, renal disease ... history #Diagnosis #EM ... #IM #Nephro #Hyponatremia ... Pseudohyponatremia #Differential
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Proteinuria - Differential ... polyangiitis (GPA) / microscopic ... Minimal change disease ... #Proteinuria #Nephrology ... #Differential #
Acute Kidney Injury (AKI) - Differential Diagnosis Framework

PRE-Renal AKI:
 • Hypovolemia
 • Congestion
 • Medications
 •
Injury (AKI) - Differential ... Immune-complex disease ... , Anti-GBM • Tubular ... Bilateral ureteral disease ... #Diagnosis #nephrology
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
Urinary Casts and Disease ... Advanced kidney disease ... Urinary #Casts #Differential ... #Microscopy #Diagnosis ... #Nephrology