Lymphangioma is a congenital anomaly in which abnormal lymphatic drainages localize to form a benign mass. but it has the tendency to grow in size and the potential to infiltrate surrounding structures. causing devastating effects and leading to severe morbidity. The most common site of lymphangioma is the neck region (cystic hygroma colli). https://www.divivoyance.com/product-category/guasha/