Copyright: ©Author(s) 2026.
World J Nephrol. Mar 25, 2026; 15(1): 117950
Published online Mar 25, 2026. doi: 10.5527/wjn.v15.i1.117950
Published online Mar 25, 2026. doi: 10.5527/wjn.v15.i1.117950
Table 2 Serologic, infectious, and paraproteinemia work-up
| Test | Result | Reference range | Unit | |
| Serologic work-up | ANA | Negative | Negative | |
| Anti-dsDNA | 4 | < 10 | IU/mL | |
| SS-A Ab | < 0.2 | ≤ 1.0 | AI | |
| SS-B Ab | < 0.2 | ≤ 1.0 | AI | |
| ANCA panel IFA | None detected | |||
| Anti-GBM Ab, IgG | Negative | |||
| RF | < 10 | < 15 | IU/mL | |
| C3 | 124 | 90-180 | mg/dL | |
| C4 | 26 | 15-40 | mg/dL | |
| Monoclonal work-up | Serum protein electrophoresis | No monoclonal band | ||
| Kappa/Lamda ratio | 1.38 | 0.26-1.65 | ||
| Infectious work-up | HIV ELISA | Negative | ||
| Hepatitis panel | Negative hepatitis B surface antigen, & hepatitis C antibody |
- Citation: Sinha Ray A, Errabelli P, Mareedu N, Lathiya MK. Renal tubular acidosis complication of non-steroidal anti-inflammatory drugs induced interstitial nephritis and its complete resolution with steroids: A case report. World J Nephrol 2026; 15(1): 117950
- URL: https://www.wjgnet.com/2220-6124/full/v15/i1/117950.htm
- DOI: https://dx.doi.org/10.5527/wjn.v15.i1.117950