Angiosarcoma (AS), a malignant endothelial tumour of the endothelium, accounts for 5.4% of cutaneous soft tissue sarcomas and typically involves the head and neck [1]. The prognosis is extremely poor, with an overall five-year survival of about 35% [1].A 57-year-old woman had a scaly reddened lesion in the left postauricular region for three years (figure 1A), with a histopathological finding of non-specific inflammatory cell infiltrates and vasodilation. She was treated with topical corticosteroids [...]