(a)
(b)

Figure 6: (a) Histology: central cystic pseudoangiomatous space with acute inflammation and adjacent compressed small thin-walled vessels (Hematoxylin & eosin, 20X). (b) Immunohistochemistry: CD34, immunoreactivity present in thin-walled vascular spaces with absence of endothelial marking in larger pseudoangiomatous cystic cavity (20X).