title: Mid-trimester acute polyhydramnios and fetal sacro-coccygeal teratoma.
mesh_terms: D000328:Adult; D003050:Coccyx / Q000473:pathology*; D005260:Female; D006801:Humans; D006831:Polyhydramnios / Q000473:pathology*; D011247:Pregnancy; D011262:Pregnancy Trimester, Second; D012447:Sacrum / Q000473:pathology*; D013125:Spinal Neoplasms / Q000151:congenital* / Q000473:pathology; D013724:Teratoma / Q000151:congenital* / Q000473:pathology