Medica Genetic Center, Gomel, Belarus.
Case report
The following images show a case of tetralogy of Fallot diagnosed in 12 weeks of pregnancy.
Images 1, 2: 12 weeks of pregnancy; the images show a gray scale four-chamber view of the fetal heart, which was not very contributive to the diagnosis of the tetralogy of Fallot in this case (the image 2 represents a fusion of the image 1 with a drawing elucidating the visible structures).