Congenital Cysts of Neck (Thyroglossal Duct Cysts including Lingual, Brachial Cleft Cysts)
What the Anesthesiologist Should Know before the Operative Procedure Cystic hygroma (CH) (i.e., cystic lymphangioma) is a congenital cystic tumor-like mass representing a malformation of lymphatic tissue. Incidence is 1 in 12,000 births in the United States and affects both sexes equally. Etiology is failure of peripheral lymphatic vessels to flow into the jugular sacs…