Hygroma colli; a retropharyngeal tumor simulating an angiomatous growth.
D006258:Head and Neck Neoplasms; D006801:Humans; D008202:Lymphangioma; D018191:Lymphangioma, Cystic; D009369:Neoplasms; D012983:Soft Tissue Neoplasms
LYMPHANGIOMA; NECK/neoplasms