case_images: PMC11334127_01
case_images: Microscopic view (hematoxylin-eosin stain, original magnification x200). (a) Shell of calculus with alternating parallel zones of calcium carbonate (violet-blue) matrix and calcium bilirubinate (brown) matrix. (b) Granulation tissue surrounding calculus and including a few foreign body-type multinucleated histiocytes.
case_images: 10.1177_2050313X241274416-fig1.jpg
case_images: PMC11334127_01_10.1177_2050313X241274416-fig1.jpg
case_images: fig1-2050313X241274416