Ultrasonography in early pregnancy diagnosis and measurements of fetal size in reindeer (Rangifer tarandus tarandus)
peer reviewed Transrectal or transabdominal examinations of 13 pluriparous reindeer (Rangifer tarandus tarandus) by ultrasonography from the start of mating until week 20 of gestation were conducted to find out when pregnancy could first be detected and to describe fetal development in early pregnan...
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ftorbi:oai:orbi.ulg.ac.be:2268/9297 2024-10-13T14:10:24+00:00 Ultrasonography in early pregnancy diagnosis and measurements of fetal size in reindeer (Rangifer tarandus tarandus) Vahtiala, S. Sakkinen, H. Dahl, E. Eloranta, E. Beckers, Jean-François Ropstad, E. 2004 https://orbi.uliege.be/handle/2268/9297 https://doi.org/10.1016/S0093-691X(03)00253-X en eng Elsevier urn:issn:0093-691X urn:issn:1879-3231 https://orbi.uliege.be/handle/2268/9297 info:hdl:2268/9297 info:pmid:14698066 restricted access http://purl.org/coar/access_right/c_16ec info:eu-repo/semantics/restrictedAccess Theriogenology, 61 (4), 785-795 (2004) reindeer pregnancy diagnosis ultrasonography fetal measurements crown-rump length Life sciences Veterinary medicine & animal health Sciences du vivant Médecine vétérinaire & santé animale journal article http://purl.org/coar/resource_type/c_6501 info:eu-repo/semantics/article peer reviewed 2004 ftorbi https://doi.org/10.1016/S0093-691X(03)00253-X 2024-09-27T07:01:52Z peer reviewed Transrectal or transabdominal examinations of 13 pluriparous reindeer (Rangifer tarandus tarandus) by ultrasonography from the start of mating until week 20 of gestation were conducted to find out when pregnancy could first be detected and to describe fetal development in early pregnancy. The examinations (n = 35 per animal) were performed with a 5 MHz linear transducer from 7th October until 1st January and with a 3 MHz sector transducer from that time until 24th February. Time of pregnancy diagnosis by ultrasonography, the first fetal heartbeat and measurements of crown-rump length, chest width and chest depth were recorded during the examinations. Pregnancy was diagnosed by transrectal ultrasonography between the weeks 3 and 7 of gestation. The accuracy of the pregnancy diagnosis, defined as the proportion of females correctly detected to be pregnant, was 15% at week 3, 46% at week 4, 77% at week 5, and 92% at week 6 of gestation. Fetal heartbeat was first detected between the weeks 5 and 8 of gestation. The first measurements of crown-rump length were made on week 3 of gestation, of chest width on week 4 and of chest depth on week 5 of gestation. Chest width and depth were detectable until the end of the study at week 20 of gestation. Transrectal ultrasonography is an efficient tool in early pregnancy diagnosis of reindeer. The fetal growth curves obtained by ultrasonography resembled those obtained in previous morphological studies. Article in Journal/Newspaper Rangifer tarandus University of Liège: ORBi (Open Repository and Bibliography) Theriogenology 61 4 785 795 |
institution |
Open Polar |
collection |
University of Liège: ORBi (Open Repository and Bibliography) |
op_collection_id |
ftorbi |
language |
English |
topic |
reindeer pregnancy diagnosis ultrasonography fetal measurements crown-rump length Life sciences Veterinary medicine & animal health Sciences du vivant Médecine vétérinaire & santé animale |
spellingShingle |
reindeer pregnancy diagnosis ultrasonography fetal measurements crown-rump length Life sciences Veterinary medicine & animal health Sciences du vivant Médecine vétérinaire & santé animale Vahtiala, S. Sakkinen, H. Dahl, E. Eloranta, E. Beckers, Jean-François Ropstad, E. Ultrasonography in early pregnancy diagnosis and measurements of fetal size in reindeer (Rangifer tarandus tarandus) |
topic_facet |
reindeer pregnancy diagnosis ultrasonography fetal measurements crown-rump length Life sciences Veterinary medicine & animal health Sciences du vivant Médecine vétérinaire & santé animale |
description |
peer reviewed Transrectal or transabdominal examinations of 13 pluriparous reindeer (Rangifer tarandus tarandus) by ultrasonography from the start of mating until week 20 of gestation were conducted to find out when pregnancy could first be detected and to describe fetal development in early pregnancy. The examinations (n = 35 per animal) were performed with a 5 MHz linear transducer from 7th October until 1st January and with a 3 MHz sector transducer from that time until 24th February. Time of pregnancy diagnosis by ultrasonography, the first fetal heartbeat and measurements of crown-rump length, chest width and chest depth were recorded during the examinations. Pregnancy was diagnosed by transrectal ultrasonography between the weeks 3 and 7 of gestation. The accuracy of the pregnancy diagnosis, defined as the proportion of females correctly detected to be pregnant, was 15% at week 3, 46% at week 4, 77% at week 5, and 92% at week 6 of gestation. Fetal heartbeat was first detected between the weeks 5 and 8 of gestation. The first measurements of crown-rump length were made on week 3 of gestation, of chest width on week 4 and of chest depth on week 5 of gestation. Chest width and depth were detectable until the end of the study at week 20 of gestation. Transrectal ultrasonography is an efficient tool in early pregnancy diagnosis of reindeer. The fetal growth curves obtained by ultrasonography resembled those obtained in previous morphological studies. |
format |
Article in Journal/Newspaper |
author |
Vahtiala, S. Sakkinen, H. Dahl, E. Eloranta, E. Beckers, Jean-François Ropstad, E. |
author_facet |
Vahtiala, S. Sakkinen, H. Dahl, E. Eloranta, E. Beckers, Jean-François Ropstad, E. |
author_sort |
Vahtiala, S. |
title |
Ultrasonography in early pregnancy diagnosis and measurements of fetal size in reindeer (Rangifer tarandus tarandus) |
title_short |
Ultrasonography in early pregnancy diagnosis and measurements of fetal size in reindeer (Rangifer tarandus tarandus) |
title_full |
Ultrasonography in early pregnancy diagnosis and measurements of fetal size in reindeer (Rangifer tarandus tarandus) |
title_fullStr |
Ultrasonography in early pregnancy diagnosis and measurements of fetal size in reindeer (Rangifer tarandus tarandus) |
title_full_unstemmed |
Ultrasonography in early pregnancy diagnosis and measurements of fetal size in reindeer (Rangifer tarandus tarandus) |
title_sort |
ultrasonography in early pregnancy diagnosis and measurements of fetal size in reindeer (rangifer tarandus tarandus) |
publisher |
Elsevier |
publishDate |
2004 |
url |
https://orbi.uliege.be/handle/2268/9297 https://doi.org/10.1016/S0093-691X(03)00253-X |
genre |
Rangifer tarandus |
genre_facet |
Rangifer tarandus |
op_source |
Theriogenology, 61 (4), 785-795 (2004) |
op_relation |
urn:issn:0093-691X urn:issn:1879-3231 https://orbi.uliege.be/handle/2268/9297 info:hdl:2268/9297 info:pmid:14698066 |
op_rights |
restricted access http://purl.org/coar/access_right/c_16ec info:eu-repo/semantics/restrictedAccess |
op_doi |
https://doi.org/10.1016/S0093-691X(03)00253-X |
container_title |
Theriogenology |
container_volume |
61 |
container_issue |
4 |
container_start_page |
785 |
op_container_end_page |
795 |
_version_ |
1812817667933863936 |