Treatment of choice for cystic hygroma is
Definitive treatment for Cystic hygroma is complete excision of the cyst at an early stage if possible. Injection of a sclerosing agent is an alternative strategy and may reduce the size of the cyst, however they are usually multicystic and therefore complete resolution is a challenge. Reference : Bailey & Love, 27th Edition, page no = 754.
Percutaneous aspiration
Intralesional sclerosant injection
En-bloc resection
Surgical excision
Head and neck