Lymphangioma overview

Overview
Lymphangioma, a lymphatic malformation, is a benign proliferation of lymph vessels, and is rare, incidence estimated to be around 1 per 10 000 live births. They are fluid filled sacs that result from blockage of the lymphatic system. They are often associated with karyotype abnormalities such as Turner syndrome.

These tumors may occur anywhere but usually occur in the head and neck (75%), with a predilection for the left side. Most (90%) are either evident at birth or become evident before age 2 years.