title: Prenatal ultrasound diagnosis of fetal teratoma of the neck.
mesh_terms: D000328:Adult; D005260:Female; D005315:Fetal Diseases / Q000175:diagnosis*; D006258:Head and Neck Neoplasms / Q000175:diagnosis*; D006801:Humans; D011247:Pregnancy; D011262:Pregnancy Trimester, Second; D011296:Prenatal Diagnosis / Q000379:methods*; D013724:Teratoma / Q000175:diagnosis*; D014463:Ultrasonography