title: MEDIASTINAL ORIGIN OF A MELANOTIC PROGONOMA OR RETINAL ANLAGE TUMOR: ULTRASTRUCTURAL EVIDENCE FOR NEURAL CREST ORIGIN.
mesh_terms: D002856:Chromatophores; D004583:Electrons; D006801:Humans; D007223:Infant; D008479:Mediastinal Neoplasms; D008545:Melanoma; D008853:Microscopy; D008854:Microscopy, Electron; D009369:Neoplasms / Q000175:diagnosis* / Q000209:etiology* / Q000532:radiotherapy*; D009373:Neoplasms, Germ Cell and Embryonal; D009432:Neural Crest; D017600:Neuroectodermal Tumor, Melanotic; D010336:Pathology; D012168:Retinal Pigments; D013514:Surgical Procedures, Operative
chemical_list: D012168:Retinal Pigments
keywords: CHROMATOPHORES; INFANT; MEDIASTINAL NEOPLASMS; MELANOMA; MICROSCOPY, ELECTRON; NEOPLASM DIAGNOSIS; NEOPLASM ETIOLOGY; NEOPLASM RADIOTHERAPY; NEOPLASMS, EMBRYONAL AND MIXED; PATHOLOGY; RETINAL PIGMENTS; SURGERY, OPERATIVE