Duplicata incompleta, dicephalus Juan C. Castaner, MD Article Published: Nov 7, 2011 Perinatologist, San Juan, Puerto Rico. Case report Following images show a case of duplicata incompleta, dicephalus, diagnosed at 10 week of pregnancy. Images 1-5: 10 weeks of pregnancy; 2D images showing dicephalus fetus. Images 6-9: 10 weeks of pregnancy; 3D images showing dicephalus fetus. Image 10: Biometry of the dicephalus fetus showed above. Discussion Board Start a discussion about this article Add bookmark Bookmarked