Skip to Content
Severe eczema holding you back? Find the right treatment
Medical Term:


Pronunciation: mas'to-si-to'sis

Definition: Abnormal proliferation of mast cells in a variety of tissues; may be systemic, involving a variety of organs, or cutaneous (urticaria pigmentosa).

[mastocyte + G. -osis, condition]

© Copyright 2016 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.