نتایج جستجو برای: 21 trisomy
تعداد نتایج: 251021 فیلتر نتایج به سال:
Transient myeloproliferative disorder is a form of self-limited leukemia that occurs almost exclusively in neonates with Down syndrome. The authors report an unusual case of a newborn without constitutional trisomy 21 who developed undifferentiated leukemia and subsequently achieved clinical and molecular remission without chemotherapy. Cytogenetics and molecular analysis have shown trisomy 21 ...
Down syndrome is one of the most common causes of mental retardation observed in approximately 1/700 live birth. The use of two or more STR markers related to chromosome 21 facilitates the diagnosis of Down syndrome within about six hours from the collection of the samples. This is the first study has been performed in Iranian population to assess the diagnostic value of using small tandem repe...
OBJECTIVE We examined the potential value of the uterine artery pulsatility index (PI) in pregnancies with fetal aneuploidies and in those that developed preeclampsia (PE) with the aim of distinguishing between these complications in pregnancies with low pregnancy-associated plasma protein-A (PAPP-A). METHODS Uterine artery PI and serum PAPP-A at 11-13 weeks were measured in 165 cases of PE, ...
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