title: Fetal pharyngeal teratoma--another cause of elevated amniotic fluid alpha-fetoprotein.
mesh_terms: D000110:Acetylcholinesterase / Q000032:analysis; D000328:Adult; D000649:Amniocentesis; D000653:Amniotic Fluid / Q000032:analysis*; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D010610:Pharyngeal Neoplasms / Q000175:diagnosis*; D011247:Pregnancy; D013724:Teratoma / Q000175:diagnosis*; D014463:Ultrasonography; D000509:alpha-Fetoproteins / Q000032:analysis*
chemical_list: D000509:alpha-Fetoproteins; D000110:Acetylcholinesterase