نتایج جستجو برای: first and second trimester screening

تعداد نتایج: 17012020  

2017
María Castillo Lara Ángel Vilar Sánchez Consuelo Cañavate Solano Estefanía Soto Pazos María Iglesias Álvarez Carmen González Macías Carmen Ayala Ortega Luis Javier Moreno Corral Juan Jesús Fernández Alba

BACKGROUND Subclinical hypothyroidism is defined as an elevated thyroid-stimulating hormone level with a normal thyroxin level without signs or symptoms of hypothyroidism. Although it is well accepted that overt hypothyroidism has a deleterious impact on pregnancy, recent studies indicate that subclinical hypothyroidism may affect maternal and fetal health. Studies suggest an association betwee...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه گیلان - دانشکده علوم انسانی 1391

the present study sought to investigate the impact of using mind-mapping technique instruction on female elementary efl learners reading comprehension; it also investigated their attitudes towards using mind-mapping technique as a tool to improve their reading comprehension. this study followed a quasi-experimental design with two intact groups as experimental, and control groups. the participa...

2014
Fatemeh Rahimi-Sharbaf Ashraf Jamal Elaheh Mesdaghinia Masoumeh Abedzadeh- Kalahroudi Shirin Niroomanesh Fatemeh Atoof

BACKGROUND Placenta accreta is considered a life-threatening condition and the main cause of maternal mortality. Prenatal diagnosis of placenta accreta usually is made by clinical presentation, imaging studies like ultrasound and MRI in the second and third trimester. OBJECTIVE To determine accuracy of ultrasound findings for placenta accreta in the first trimester of pregnancy. MATERIALS A...

Journal: :Clinical chemistry and laboratory medicine 2012
Jacob Canick

The performance of prenatal screening tests for the identification of trisomy 21 (Down syndrome) has markedly improved since the 1970s and early 1980s when maternal age was the sole mode of screening the general pregnant population. With the discovery of second trimester serum markers in the 1980s and 1990s and implementation of double, triple, and quad marker testing; the discovery of first tr...

Hossein Ansari, Mostafa Montazer Zohour, Raheleh Jam, Zahra Moudi,

Introduction: Several factors influence women’s decision to take First Trimester Screening (FTS) tests. These factors are associated with the ambivalence of women toward undergoing screening tests.  Objective: This study aimed to investigate the effect of Shared Decision-Making (SDM) about undergoing FTS on Decisional Conflict (DC) immediately after consultation and uptake of FTS. Materials a...

2013
Mi-Young Lee Hye-Sung Won

Congenital heart disease is the most common abnormality in the human fetus. Fetal echocardiography has been used to detect the majority of cardiac defects, and it is now part of the routine screening method for fetal evaluation. In this article, we present standard ultrasonographic views of the normal fetal heart obtained during the second trimester, first-trimester fetal echocardiography findi...

2010
Massimo De Paschale Carlo Agrappi Maria Teresa Manco Teresa Cerulli Pierangelo Clerici

BACKGROUND Since 1998, Italian law requires serological screening for toxoplasmosis by the thirteenth week of pregnancy, and seronegative women should undergo further checks every 30 - 40 days until delivery (a total of 5 - 7 screenings). This is an improvement of the previous law which foresaw three free tests (one by the end of the third month, one in the fifth, and one in the ninth month of ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علوم پایه دامغان 1389

in this thesis, ‎‎using‎‎ ‎concept‎s‎ ‎of‎ ‎wavelet‎s‎ ‎theory ‎‎‎som‎e‎ ‎methods‎‎ ‎of‎ ‎th‎e ‎solving‎‎ ‎optimal‎‎ ‎‎con‎tr‎ol‎ problems ‎(ocps)‎‎. ‎g‎overned by time-delay systems is investigated. ‎th‎is‎ thesis contains ‎tw‎o parts. ‎‎first, the method of obtaining ‎o‎f ‎the‎ ‎‎ocps‎ in time delay systems by linear legendre multiwavelets is ‎ ‎presented‎.‎‎‎‎ the main advantage of the meth...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید