Fig. 5.1 Images obtained with 3D ultrasound in which the surface renderization enables us to obtain coronal, oblique, and sagittal planes of normal fetuses with gestational ages between 27 and…
Fig. 3.1 Sagittal two-dimensional ultrasound view in a 13-week fetus. The fetal profile is clearly depicted despite the small size of the fetal face; calipers denote the nasion-to-chin distance, which…
Fig. 6.1 Glial fibers intermixed with a rich vascular network Its diagnosis is rarely described prenatally; in cases reported, the finding was usually during the second or third trimester when…
Fig. 4.1 The LAHSAL system, proposed by Kriens in 1989 [7], is a modification of the Y of Kernahan [6] The role of prenatal ultrasound is to diagnose the cleft,…
Fig. 8.1 Normal fetus at 32 weeks of gestation. (a) Axial SSFP shows upper lip (arrow) and alveolus (arrowheads) without filling defects. (b) Coronal T2WI shows normal palate with hypointense…
Fig. 7.1 Three-dimensional ultrasound with post-processing rendering using HDLive™ shows a midtrimester fetus with micrognathia and low-set ears (Courtesy of Dr. G. Grisolia) After the sixth gestational week, mandibular development…
(1) Department of Paediatric Pathology, Great Ormond Street Hospital for Children, London, WC1N 3JH, UK J. Ciaran Hutchinson Email: Neil.Sebire@gosh.nhs.uk 10.1 Overview Embryonic development of the head and face is…
Fig. 19.1 Three-dimensional ultrasound and three-dimensional MRI demonstrated macroglossia (arrow) Fig. 19.2 Two-dimensional ultrasound, three-dimensional ultrasound, and fetal MRI demonstrated macroglossia (arrow) Fig. 19.3 Two-dimensional ultrasound, three-dimensional ultrasound, and postnatal…
, Gabriele Tonni2 , Elisabetta Pelo3 and Marco di Maurizio4 (1) Prenatal Diagnostic Unit, University Hospital Meyer, Florence, Italy (2) Department of Obstetrics and Gynecology, Prenatal Diagnostic Service, Guastalla Civil Hospital, AUSL Reggio Emilia, Reggio…
Fig. 9.1 Stillbirth with frontonasal dysplasia. Note the broad nasal cleft and extreme hypertelorism (a) and the presence of an occipital cephalocele (b) The association between open neural tube defects…
