Trisomy 13 Marcos Tawil from Sonodiagnosis, Mexico. Mexico Article Published: May 24, 2002 This is a 33 old G1 patient. Her fetus has trisomy 13 with hypertelorism, (not shown here) wide nasal bridge, (not shown here) cleft-lip, clenched fist low set ears, single ventricle, absent stomach, polyhydramnios.  Discussion Board Start a discussion about this article Add to Favorites Favorite