title: Cystic hygroma treated with ultrasound guided interstitial photodynamic therapy: case study.
authors: UCLH Head and Neck Centre, London, United Kingdom.
authors: Zaid
authors: Z
authors: Hamdoon
authors: Waseem
authors: W
authors: Jerjes
authors: Tahwinder
authors: T
authors: Upile
authors: Sarah
authors: S
authors: Akram
authors: Colin
authors: C
authors: Hopper
mesh_terms: D006258:Head and Neck Neoplasms / Q000000981:diagnostic imaging / Q000188:drug therapy*; D006801:Humans; D007223:Infant; D018191:Lymphangioma, Cystic / Q000000981:diagnostic imaging / Q000188:drug therapy*; D008652:Mesoporphyrins / Q000627:therapeutic use*; D010778:Photochemotherapy / Q000379:methods*; D017319:Photosensitizing Agents / Q000627:therapeutic use*; D014463:Ultrasonography
chemical_list: D008652:Mesoporphyrins; D017319:Photosensitizing Agents; C072269:temoporfin