Spider Angioma is a skin condition and a form of telangiectasis - a lesion produced by telangiectasia (a vascular lesion formed by the dilation of a group of small blood vessels) which may be present as a coarse or fine, red line, or as a punctum (point or small spot) with radiating limbs (spider). This is also called spider nevus.

It is characterized by a central and elevated red dot, about the size of a pinhead, from which small blood vessels radiate (looking like a spider), spider angiomas...