Fig. 4.
Lymphatic malformation with intralesional formation of lymph follicles (a–c); Haematoxylin and eosin stain (HE) (a); anti-CD31 immunostain (b); anti-D2-40 immunostain of endothelium (c); macrocystic lymphatic malformation (d–e): HE (d); CD31, low intensity to absent immunostaining with D2-40 antibody of endothelial cells at cystic structures (e) (compared with D2-140 immunostain in (f)); Traumatic changes and haemorrhage in LM (g–h), with hobnail-type endothelium in (h). D2-40 immunostaining of microvessels (i)