Journal of Surgical Pathology, we would like to share a case that most likely falls within the
remit of this entity. We described a so-called “plasma cell-rich lymphangiosarcoma” in a 79 …

Vascular tumors characterized by proliferation of epithelioid (histiocytoid) endothelial cells
with abundant eosinophilic hyaline cytoplasm span a broad spectrum of histologic …

Background Angiosarcomas are an uncommon type of malignancy that are generally
thought to behave usually in a locally aggressive fashion; they often metastasize to distant …

BACKGROUND: Angiosarcomas are uncommon soft tissue neoplasms with a predilection
for skin and superficial soft tissues. CASES: Two cases of angiosarcoma occurred at …

Cutaneous angiosarcoma or lymphangiosarcoma represents an uncommon aggressive
tumor known to arise on a background of chronic lymphedema secondary to various …

Background: Angiosarcoma (AS) is a rare soft tissue sarcoma showing endothelial
differentiation as indicated by morphology and expression of CD31 (blood), D2-40 …

Little is known about the etiology or pathogenesis of angiosarcoma (AS). We describe a
series of 5 cases of AS arising in chronic expanding hematomas. Inclusion criteria were the …

Gross dissection revealed a multi-focal, hemorrhagic and necrotic mass primarily involving
the posterior compartment and extending into the adjacent soft tissue. Histologic sections …

Discussion Malignant vascular tumors account for 2% of vascular tumors and less than 0.5%
of pediatric sarcomas. 4, 5 ASs variably recapitulate the functional and morphologic features …

Cutaneous vascular proliferations are a vast and complex spectrum. Many appear as
hamartomas in infancy; others are acquired neoplasms. Some vascular proliferations are …