Renal biopsy
RENAL FIBROSIS, PATHOLOGY
A US-guided percutaneous renal biopsy was performed in the right renal lower pole using an automatic 16- or 18-G needle. All specimens were embedded in paraffin and stained with hematoxylin-eosin, Masson’s trichrome, periodic acid-Schiff, and methenamine silver (Index of renal fibrosis pathology grade.NA: not applicable.