PMC10286733_01
H & E photomicrograph showing mild edema and focal tubular injury, evidenced by cytoplasmic vacuolization, slightly dilated tubules with a thin epithelial lining, and diffuse loss of the brush border. The glomeruli are normal with wide-open loops and smooth, thin capillary membranes.
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Figure1
Rare eosinophils and focal tubular injury were noted, with no significant interstitial fibrosis, which confirmed the diagnosis of AIN (Figures 1, Figure 2).
H & E photomicrograph showing mild edema and focal inflammatory infiltrate. Several neutrophils are identifiable.
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Figure2
Rare eosinophils and focal tubular injury were noted, with no significant interstitial fibrosis, which confirmed the diagnosis of AIN (Figures 1, Figure 2).
Patient's serum creatinine trend during hospitalization and during follow-up visits after discharge.
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Figure3
Upon her visit to the rheumatology clinic 2 weeks later, it was observed that her serum creatinine had reverted to its baseline level of 0.88 mg/dL (Figure 3).