Premature closure of the foramen ovale Anthony Swartz, RT, RDMS. Article Published: Jul 11, 2002 University of North Carolina   The patient is a 21 year old with Marfan's Syndrome. The gestational age was 23wks. Note the same images as in another case of premature closure of the foramen ovale.   Discussion Board Start a discussion about this article Add to Favorites Favorite