scholarly journals Chorion biopsy in mongrel dogs

2009 ◽  
Vol 29 (10) ◽  
pp. 793-796 ◽  
Author(s):  
Guilherme J. Ferreira ◽  
Ana F. Carvalho ◽  
Érika Branco ◽  
Rosa Cabral ◽  
Guilherme B. Gregores ◽  
...  

With the great development of the gestational studies in all of the species, we noticed the necessity of adaptations of these techniques for prenatal diagnosis in dogs. Based on this, we studied the feasibility of chorion biopsy guided by ultrasound. Our results demonstrated accuracy on the sex determination being 2 males and 12 females, as well as it would be possible to identify chromosome alteration due to the quality of samplings. Sex determination was accomplished with the identification of Y gene chromosomes in PCR technique. After the collection, fragments were prepared for light microscopy studies and revealed fetal chorion tissue, blood colloid and erythrocyte. In the whole material we found hemosiderin impregnations due to the hemolysis and to the residue of blood of the placental marginal hematomes. The submitted female dogs to this technique demonstrated normal puppy births without death.

2018 ◽  
Vol 46 (6) ◽  
pp. 631-639
Author(s):  
Raul Moreira Neto ◽  
Selma Porovic

AbstractFetal neurology is evolving as an area of great interest in prenatal diagnosis and fetal medicine. The identification and diagnosis of brain damage prenatally has been a great challenge in obstetrics for many years. Investigations of fetal behavior in comparison with morphological studies led to the conclusion that fetal behavioral patterns directly reflect developmental and maturational processes of the fetal central nervous system (CNS). Four-dimensional (4D) ultrasound has greatly improved the assessment of the quality of the fetal spontaneous movements, and enabled a better evaluation of fetal behavior. The assessment of normal neurobehavioral development by 4D ultrasound provided the opportunity to investigate functional characteristics of the fetus that could predict neurological developmental dysfunction. Some studies have already been carried out to evaluate this new methodology in the observation of fetal behavior during different stages of gestation, in an attempt to better understand the relationships between the maturation of the CNS of the fetus and its implications on its behavior pattern. We present a review of literature on fetal behavior by 4D ultrasound.


2003 ◽  
Vol 40 (2) ◽  
pp. 186-189 ◽  
Author(s):  
N. Johnson ◽  
Jonathan R. Sandy

Objective The use of ultrasound for the prenatal diagnosis of cleft lip and palate has aided considerably in the early diagnosis of orofacial clefting. The impact and consequences of this need to be considered as the reliability and validity of ultrasound diagnosis increases. This review article considers a number of these issues as well as up-to-date information on the quality of the technique.


Ultrasound ◽  
2019 ◽  
Vol 28 (2) ◽  
pp. 91-102
Author(s):  
Olga Ivanitskaya ◽  
Elena Andreeva ◽  
Natalia Odegova

Klippel–Trenaunay syndrome is a rare disease with a classic triad of port wine stains, varicose veins, and bony and soft tissue hypertrophy of an extremity. The quality of life in these patients is significantly affected, making the prenatal diagnosis of Klippel–Trenaunay syndrome important. We present four prenatally diagnosed cases of this anomaly with a unique case of ectrodactyly of the hand in foetus with Klippel–Trenaunay syndrome. Such a combination has not been previously reported prenatally. A review of the literature for similar cases is also presented.


2019 ◽  
Vol 26 (3) ◽  
pp. 1728-1741 ◽  
Author(s):  
Susel Góngora Alonso ◽  
José Miguel Toribio Guzmán ◽  
Beatriz Sainz de Abajo ◽  
Juan Luis Muñoz Sánchez ◽  
Manuel Franco Martín ◽  
...  

In recent years, there has been a great development of software technology in the field of psychogeriatric research, helping to improve the quality of life of the elderly and preventing cognitive deterioration associated with aging, and thus decrease the possible dependence. The main objective of the present study is to evaluate the usability of the Long Lasting Memories program in elderly people with or without cognitive impairment in a region of Spain. For the study, users were classified into three groups: subjects with no cognitive impairment, with mild cognitive impairment and mild dementia, and they were given a usability questionnaire covering different variables. Of the 157 Spanish participants in the study, 84.1 percent answered the usability questionnaire, obtaining wide acceptance in all study groups regarding the usability of the Long Lasting Memories program. Current research begins to mark a new perspective that recognizes the need to establish a preventive strategy for degenerative diseases.


1984 ◽  
Vol 66 (4) ◽  
pp. 347-351 ◽  
Author(s):  
J. R. Gosden ◽  
C. M. Gosden ◽  
S. Christie ◽  
H. J. Cooke ◽  
J. M. Morsman ◽  
...  

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