Glomerulus

Acute Glomerulonephritis

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Acute Glomerulonephritis, Glomerulonephritis

  • Causes
  1. See Glomerulonephritis Causes
  2. Nephrotic Syndrome
    1. Minimal Change Disease (NIL Lesion, Lipoid nephrosis)
    2. Focal Segmental Glomerulosclerosis
    3. Membranous Glomerulonephritis
    4. Paraproteinemia (Multiple Myeloma)
  3. Nephritis with low complement
    1. Postinfectious proliferative Glomerulonephritis
      1. Poststreptococcal Glomerulonephritis (classic)
      2. Subacute Bacterial Endocarditis
      3. Osteomyelitis
    2. Membranoproliferative Glomerulonephritis
    3. Systemic Lupus Erythematosus
    4. Cryoglobulinemia
    5. Diabetes Mellitus
    6. Hepatitis CVirus
  4. Nephritis with normal complement
    1. IgA Nephropathy (Berger's Disease)
    2. Fibrillary Glomerulonephritis
    3. Goodpasture's Syndrome
    4. Rapidly Progressive Glomerulonephritis
    5. Renal Vasculitis
    6. Wegner's Granulomatosis
    7. Polyarteritis Nodosa
  • Symptoms (variably present)
  1. Malaise
  2. Headache
  3. Anorexia
  4. Low grade fever
  • Symptoms and Signs
  • Labs
  • Initial (characterize condition)
  1. Urine sediment examination
    1. Proteinuria
    2. Glomerular Hematuria
      1. Pigmented or Red Blood Cell Casts
      2. Dysmorphic Red Blood Cells
  2. Twenty-four hour urine collection
    1. 24 Hour Urine Protein
    2. Creatine Clearance
      1. Renal Insufficiency
  3. Routine blood testing
    1. Serum chemistries (e.g. Chem8)
    2. Albumin and Liver Function Tests
    3. Total Cholesterol
  4. If over age 40 with Proteinuria >1 gram/24 hours
    1. Serum Protein Electrophoresis (SPEP)
    2. Urine Protein electrophoresis
  • Labs
  • Next (Screen for etiology)
  • Diagnostics
  1. Renal Ultrasound
  2. Renal biopsy
  • Management
  1. Treat specific cause