P05.01: Prenatal diagnosis of characteristic CNS features in thanatophoric dysplasia (TD)
نویسندگان
چکیده
منابع مشابه
Thanatophoric dysplasia.
Two autopsy cases of thanatophoric dysplasia in male newborn infant are described. They have markedly short-limbs and narrow thoraxes. Histologically, generalized disruption of endochondral ossification with normal resting cartilage was seen at the epiphyseal region of femur. Differential diagnosis from other 3 types of lethal chondrodysplasia is described and the histogenesis of thanatophoric ...
متن کاملSafe, accurate, prenatal diagnosis of thanatophoric dysplasia using ultrasound and free fetal DNA
OBJECTIVE To improve the prenatal diagnosis of thanatophoric dysplasia by defining the change in fetal size across gestation and the frequency of sonographic features, and developing non-invasive molecular genetic diagnosis based on cell-free fetal DNA (cffDNA) in maternal plasma. METHODS Fetuses with a confirmed diagnosis of thanatophoric dysplasia were ascertained, records reviewed, sonogra...
متن کاملDiagnosis of chromosomal abnormalities in a patient with thanatophoric dysplasia (TD) type I: The first report describing an important association between cytogenetic findings and TD
BACKGROUND Thanatophoric dysplasia (TD) is the most lethal and most severe type of dysplasia. It has distinct features, the most important of which is short tubular bones and short ribs with platyspondyly, allowing a precise radiologic and prenatal ultrasonographic diagnosis. It has been reported to be caused by mutations in the FGFR3 gene, but exactly how cytogenetic abnormalities might lead t...
متن کاملThanatophoric dysplasia in identical twins.
Female twins concordant for thanatophoric dysplasia are presented. Monozygosity was confirmed using minisatellite DNA genetic fingerprinting. The evidence supporting new dominant mutations as the likely cause of thanatophoric dysplasia is reviewed.
متن کاملThanatophoric dysplasia: a rare entity.
Thanatophoric dysplasia is the lethal skeletal dysplasia characterized by marked underdevelopment of the skeleton and short-limb dwarfism. The child will be having a short neck, narrow thoracic cage and protuberant abdomen. Other anatomical features include a relatively enlarged head with frontal bossing, prominent eyes, hypertelorism and the depressed nasal bridge. The diagnosis is usually mad...
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ژورنال
عنوان ژورنال: Ultrasound in Obstetrics & Gynecology
سال: 2009
ISSN: 0960-7692
DOI: 10.1002/uog.7062