نتایج جستجو برای: chromosomal anomaly

تعداد نتایج: 85966  

Journal: :International journal of radiology and diagnostic imaging 2023

Aim: To evaluate the prenatal sonographic findings, prevalence, prognostic factors and postnatal outcome of congenital anomalies kidney urinary tract (CAKUT).Method: This single-center retrospective study was conducted from electronic health records pregnant women between 18-40 weeks gestation January 2015 to 2022. Babies who were diagnosed as having CAKUT in utero followed prenatally postnatal...

2017
Anjurani Siddesh Geetika Gupta Ram Sharan Meenal Agarwal Shubha R. Phadke

BACKGROUND & OBJECTIVES Prenatal diagnosis of malformations is an important method of prevention and control of congenital anomalies with poor prognosis. Central nervous system (CNS) malformations amongst these are the most common. The information about the prevalence and spectrum of prenatally detected malformations is crucial for genetic counselling and policymaking for population-based preve...

Journal: :Reviews of reproduction 1993
L H Looijenga J W Oosterhuis

Human germ cell tumours comprise a heterogeneous group of neoplasms. In the testis, three entities are distinguished, the teratomas-yolk sac tumours of the infantile testis, the seminomas and nonseminomas of adolescents and adults, and the spermatocytic seminomas. Studies on epidemiology, histology, clinical behaviour, and chromosomal constitution of these tumours support the concept of distinc...

Journal: :The New England journal of medicine 2012
Ronald J Wapner Christa Lese Martin Brynn Levy Blake C Ballif Christine M Eng Julia M Zachary Melissa Savage Lawrence D Platt Daniel Saltzman William A Grobman Susan Klugman Thomas Scholl Joe Leigh Simpson Kimberly McCall Vimla S Aggarwal Brian Bunke Odelia Nahum Ankita Patel Allen N Lamb Elizabeth A Thom Arthur L Beaudet David H Ledbetter Lisa G Shaffer Laird Jackson

BACKGROUND Chromosomal microarray analysis has emerged as a primary diagnostic tool for the evaluation of developmental delay and structural malformations in children. We aimed to evaluate the accuracy, efficacy, and incremental yield of chromosomal microarray analysis as compared with karyotyping for routine prenatal diagnosis. METHODS Samples from women undergoing prenatal diagnosis at 29 c...

Journal: :international journal of molecular and cellular medicine 0
sahar shekoohi department of medical genetics, school of medicine, mashhad university of medical sciences, mashhad, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی مشهد (mashhad university of medical sciences) majid mojarrad department of medical genetics, school of medicine, mashhad university of medical sciences, mashhad, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی مشهد (mashhad university of medical sciences) reza raoofian department of medical genetics, school of medicine, mashhad university of medical sciences, mashhad, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی مشهد (mashhad university of medical sciences) shahab ahmadzadeh department of medical genetics, school of medicine, mashhad university of medical sciences, mashhad, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی مشهد (mashhad university of medical sciences) salmah mirzaie department of medical genetics, school of medicine, mashhad university of medical sciences, mashhad, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی مشهد (mashhad university of medical sciences) mohammad hassanzadeh-nazarabadi department of medical genetics, school of medicine, mashhad university of medical sciences, mashhad, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی مشهد (mashhad university of medical sciences)

spontaneous abortion (sab) is the most common complication of early pregnancy. numerous risk factors are associated with an increased risk of pregnancy loss such as: blighted ovum. the aim of this study was to determine the frequency of balanced chromosomal translocations in couples with a history of recurrent spontaneous abortions and ultrasound diagnosed blighted ovum. sixty eight couples wit...

Journal: :iranian journal of pathology 2006
iran rashidi javad mohammadi asl

objective: approximately 15-20% of clinically recognizable pregnancies end in spontaneous abortion. the incidence of chromosomal abnormalities in those abortions is as high as 50%.a modest but clinically important proportion of spontaneous abortions is caused by a balanced chromosomal aberration in one of the parents. this results from the production of gametes and embryos with unbalanced chrom...

Journal: :iranian journal of pathology 2013
akbar safaei mohamad reza farzaneh sadat noori

background and objective: failure to thrive (ftt) is a sign that describes a particular problem rather than a diagnosis and explain growth failure or more advanced failure to gain weight appropriately. the aim of this study was to determine the prevalence and type of chromosomal abnormalities in patients presented with ftt. materials and method: one hundred ftt cases with clinical impression o...

Journal: :مجله دانشگاه علوم پزشکی شهرکرد 0
داریوش فاتحی daryoush fatehi

due to importance of combination therapies in cancer treatment, this study was performed to find the effects of hyperthermia and neutron irradiation and heir combination on the human lymphocytes. blood samples were treated separately with 41.5 °c for 30 and 60 minutes, 43 °c for 15 and 30 minutes, as well as 10 cgy neutron irradiation. they also treated with hyperthermia followed by irradiation...

A AMINI, MH . BADAKHSH, SH DADGAR, SR DADGAR,

Early identification of fetuses with chromosomal abnormalities enables health care providers to form an appropriate management plan for each patient. The main objective of this study was to determine the role of ultrasonography in screening and identifying fetuses at risk for chromosomal abnormalities. A retrospective review of 6480 patients from the Obstetrics and Gynecology ward of Firou...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید