case_images: PMC11828715_01
case_images: Clinical course of the patient. Renal dysfunction tended to recover gradually after the first visit. Three months after the first visit, conjunctival congestion appeared in the right eye.. Urinary glucose -, +-, 1+, and 2+ refer to glucose levels at 0-50, 50-100, 100-250, and 250-500 mg/dL, respectively. Urinary protein +- and 1+ refer to protein levels at 15-30 and 30-100 mg/dL, respectively.. beta2-MG: beta-2 microglobulin; Cr: creatinine; NAG: N-acetyl-beta-glucosaminidase; eGFR: estimated glomerular filtration rate;
case_images: cureus-0017-00000077447-i01.jpg
case_images: PMC11828715_01_cureus-0017-00000077447-i01.jpg
case_images: FIG1
case_images: A renal biopsy was not performed since renal dysfunction tended to recover gradually after the first visit (Figure 1) and the patient was clinically diagnosed with idiopathic tubulointerstitial nephritis.