Fig. 3From: Endoscopic removal of a retained surgical sponge in a young Syrian refugee after Caesarean section: a case report with discussion of cultural and political consequencesHistological work-up of the retrieved material (scale 400 μm). In addition to vascularized fat and connective tissue we found (a) dense fibroblast proliferation with extensive macrophage clusters and multinuclear giant cells (box), which have phagocytosed filiform foreign matter that turns birefringent in polarized light (b)Back to article page