Xanthoma

[zan-tho’ ’-mah) [Eavdbg, yellow; bua, tumor]. Xanthelasma; anew growth of the skin occurring as flat or slightly raised patches, or nodules from a pin’s head to a bean in size, and of a yellowish color. The flat lesions [X. plamim) usually occur about the eyelids; the elevated or tubercular variety (X. tubercula tum, X. tuberosum) on the neck, trunk, and extremities. Histologically the lesions consist of connective ti ue undergoing a partial fatty degeneration. X. diabeticorum, arare disease of the skin as ciated with diabetes mellitus, the. lesions of which are denser and firmer than those of true xanthoma, and are dull-red. discrete, and solid, with a yellowish point at the apex. 666