Table 5.
Clinical Presentation and Correlative Histopathology
| Diagnosis | Sub-nephrotic Proteinuria plus AKI | Nephrotic syndrome | Nephrotic Syndrome plus AKI | Sub-nephrotic Proteinuria | Isolated Hematuria | Unexplained renal impairment |
|---|---|---|---|---|---|---|
| Lupus Nephritis | 16 | 14 | 7 | 13 | 2 | 4 |
| FSGS | 37 | 15 | 11 | 11 | 0 | 4 |
| MN | 6 | 36 | 24 | 11 | 1 | 1 |
| MCD | 2 | 34 | 6 | 8 | 0 | 0 |
| IgAN | 42 | 8 | 10 | 9 | 11 | 5 |
| MPGN | 3 | 1 | 4 | 1 | 1 | 1 |
| ANCA Vasculitis | 1 | 0 | 0 | 3 | 1 | 8 |
| Crescentic GN | 11 | 2 | 7 | 0 | 1 | 0 |
| DKD1 | 16 | 1 | 7 | 2 | 0 | 6 |
| TMA2 | 7 | 0 | 0 | 1 | 2 | 2 |
| AIN | 11 | 0 | 0 | 1 | 0 | 18 |
| CIN3 | 5 | 0 | 1 | 1 | 0 | 3 |
| Extensive glomerulosclerosis | 11 | 1 | 2 | 0 | 0 | 5 |
| HTN Nephropathy | 3 | 0 | 0 | 0 | 1 | 5 |
| Alport Syndrome | 1 | 1 | 0 | 0 | 0 | 0 |
| Inadequate Biopsy | 0 | 0 | 0 | 1 | 0 | 5 |
| C3 Glomerulopathy | 0 | 0 | 0 | 0 | 0 | 1 |
| IgG4 | 0 | 0 | 0 | 0 | 0 | 1 |
| Thin Basement Membrane | 0 | 0 | 0 | 1 | 1 | 0 |
| Granulomatous Nephritis | 0 | 0 | 0 | 0 | 0 | 1 |
| Renal amyloidosis | 1 | 2 | 3 | 0 | 0 | 0 |
| Post infectious GN | 4 | 0 | 0 | 0 | 2 | 0 |
| Pigment nephropathy | 1 | 0 | 0 | 0 | 0 | 0 |
| Light chain cast nephropathy | 1 | 0 | 4 | 0 | 0 | 0 |
| Normal kidney biopsy | 0 | 3 | 0 | 0 | 1 | 0 |
| Lymphomatous Infiltrate (CLL) | 0 | 0 | 1 | 0 | 0 | 0 |
| Tubular adenoma | 0 | 0 | 1 | 0 | 0 | 0 |
| Fibrillary GN | 0 | 0 | 1 | 0 | 0 | 0 |
| Total | 179 | 117 | 89 | 65 | 24 | 71 |
(1) DKD Diabetic Kidney Disease. (2) TMA Thrombotic Microangiopathy. (3) CIN Chronic Interstitial Nephritis.