PMC

Pancreas imaging (A, B and C) and renal pathology (Massons's trichrome staining) (D) in patients with acute oxalate nephropathy related to chronic pancreatitis. (A) Dilation of the Wirsung duct; (B) corporeal and (C) head calcifications of the pancreas; (D) calcium oxalate crystal (→) within a tubular lumen with flattened epithelium, interstitial edema, and inflammatory cells.