نتایج جستجو برای: translucency
تعداد نتایج: 1671 فیلتر نتایج به سال:
Objectives: The aim of this study was to examine the prevalence of major and minor anomalies according to the increase of NT
Background: Metal ceramic restorations are highly popular and are used for most of the crown and bridge restorations made today. Aims: To evaluate the translucency and fracture strength of two all-ceramic and traditional metal ceramic crowns. Materials and Methods: Thirty crowns of similar size and shape were constructed to fit a standard brass die. Ten crowns were manufactured from each of the...
Membranous, bullous, or cystic aplasia cutis congenita is a clinical subtype of aplasia cutis, covered with a membranous or glistening surface. A male newborn presented at birth with two flat lesions on the left parietal scalp, surrounded by a rim of terminal hairs. Physical examination revealed two translucent papules. On dermoscopy, they showed a reddish background, thin, lineal vessels and, ...
OBJECTIVE To investigate whether measurement of maternal serum placental growth factor (PLGF) can improve the performance of first-trimester combined screening for trisomy-21 by fetal nuchal translucency (NT) thickness and serum free β-human chorionic gonadotropin (β-hCG) and PAPP-A. METHODS In singleton pregnancies attending for routine care, serum PLGF, free β-hCG and PAPP-A were measured a...
BACKGROUND A Disintegrin And Metalloprotease 12 (ADAM 12) is a glycoprotein synthesised by placenta and it has been shown to be a potential first-trimester maternal serum marker for Down syndrome (DS) in two small series. Here we analyse further, the potential of ADAM 12 as a marker for DS in a large collection of first-trimester serum samples. MATERIALS AND METHODS The concentration of ADAM ...
When a module language is combined with forms of non-parametric type analysis, abstract types require an opaque dynamic representation in order to maintain abstraction safety. As an idealisation of such a module language, we present a foundational calculus that combines higher-order type generation, modelling type abstraction, with singleton kinds, modelling translucency. In this calculus, type...
Spina bifida is the one of the most common severe congenital abnormality of the central nervous system. Scalloping of the frontal bones called “the lemon sign” and caudal displacement of the cerebellum called “the banana sign” are known as cranial signs of open spina bifida on ultrasonography at the second trimester. Although these signs are useful methods in diagnosing of open spina bifida in ...
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