Thyroglossal cysts and sinuses.
D003560:Cysts; D005402:Fistula; D006801:Humans; D009369:Neoplasms; D013955:Thyroglossal Cyst; D013961:Thyroid Gland / Q000002:abnormalities*; D013964:Thyroid Neoplasms; D014059:Tongue / Q000002:abnormalities*
CYSTS; FISTULA; THYROID GLAND/abnormalities; THYROID GLAND/neoplasms; TONGUE/abnormalities