thanatophoric dysplasia/ヒポトニア

Clinical characteristics: Thanatophoric dysplasia (TD) is a short-limb skeletal dysplasia that is usually lethal in the perinatal period. TD is divided into subtypes: Other features common to type I and type II include: short

OBJECTIVE Thanatophoric dysplasia (TD) is the most common form of lethal skeletal dysplasia. It is primarily an autosomal dominant disorder and is characterised by macrocephaly, a narrow thorax, short ribs, brachydactyly, and hypotonia. In addition to these core phenotypic features, TD type I