Angiolipoma in head and neck: report of two cases and review of the literature

Upper eyelid angiolipoma associated friction in the glide zone

“…It rarely occurs in the head and neck region [1]. Eyelid angiolipoma has been reported in only one patient [2] while orbital angiolipoma has been shown in two two cases [3].…”

“…Mast cell-derived vascular endothelial growth factor (VEGF) was suggested as a possible reason for increased vascularity in this particular tumor [1]. …”

“…Angiolipomas are classified as infiltrating and non-infiltrating based on the presence of a complete capsule. The infiltrating type is usually poorly encapsulated and has a high recurrence rate after surgical removal [1]. Unlike most adipose tissue tumors, angiolipoma do not have chromosomal alterations.…”

Non-infiltrating angiolipoma of the upper lip: A rare entity

“…[6] They are benign subcutaneous lesions most common in young male patients in their second or third decades of life. [7] They can be multiple in nature, and are most commonly seen on forearm (two-third of cases) followed by the trunk and upper arm. Only 38 cases of head and neck ALs have been reported.…”

“…Only 38 cases of head and neck ALs have been reported. [7] To the best of our knowledge there are only two cases of AL of the lip reported in the English literature. When seen in the oral cavity, it has been noted to be on the lip, tongue, palatal tissue, cheek being the most common site.…”