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©The Author(s) 2025.
World J Hepatol. Sep 27, 2025; 17(9): 107705
Published online Sep 27, 2025. doi: 10.4254/wjh.v17.i9.107705
Figure 3
Figure 3 Histopathological features of protoporphyria-associated liver injury. A: Hematoxylin and eosin staining shows brown-yellow protoporphyrin deposits within canaliculi and hepatocytes; B and C: Polarized light microscopy reveals Maltese cross-shaped birefringent crystals (blue arrows), indicative of protoporphyrin aggregation; D: Prussian blue staining highlights granular iron deposits (blue arrows).


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