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Confined Blood Chimerism in Monochorionic Dizygotic Twins Conceived Spontaneously

Traditionally, monochorionicity has been regarded as synonymous with monozygosity. However, several recent cases of monochorionic dizygotic twins have shown that monochorionic twins can be dizygous. We report a rare case of monochorionic diamnionic, gender-discordant twins who were conceived spontan...

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Autores principales: Kanda, Takashi, Ogawa, Masanobu, Sato, Kazuo
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Thieme Medical Publishers 2013
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3699156/
https://www.ncbi.nlm.nih.gov/pubmed/23943707
http://dx.doi.org/10.1055/s-0032-1331377
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author Kanda, Takashi
Ogawa, Masanobu
Sato, Kazuo
author_facet Kanda, Takashi
Ogawa, Masanobu
Sato, Kazuo
author_sort Kanda, Takashi
collection PubMed
description Traditionally, monochorionicity has been regarded as synonymous with monozygosity. However, several recent cases of monochorionic dizygotic twins have shown that monochorionic twins can be dizygous. We report a rare case of monochorionic diamnionic, gender-discordant twins who were conceived spontaneously. Initially, a monochorionic placenta was diagnosed by ultrasonography at 8 weeks of gestation and then confirmed by pathology after delivery. The twins had different genders. A comparison of cytogenetic analyses using peripheral blood lymphocytes and skin fibroblasts revealed that chimerism was confined to blood cells. We have experienced two cases of monochorionic dizygotic twins since 2003. These cases suggest that monochorionic dizygotic twins are not as rare as previously thought.
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spelling pubmed-36991562013-08-13 Confined Blood Chimerism in Monochorionic Dizygotic Twins Conceived Spontaneously Kanda, Takashi Ogawa, Masanobu Sato, Kazuo AJP Rep Article Traditionally, monochorionicity has been regarded as synonymous with monozygosity. However, several recent cases of monochorionic dizygotic twins have shown that monochorionic twins can be dizygous. We report a rare case of monochorionic diamnionic, gender-discordant twins who were conceived spontaneously. Initially, a monochorionic placenta was diagnosed by ultrasonography at 8 weeks of gestation and then confirmed by pathology after delivery. The twins had different genders. A comparison of cytogenetic analyses using peripheral blood lymphocytes and skin fibroblasts revealed that chimerism was confined to blood cells. We have experienced two cases of monochorionic dizygotic twins since 2003. These cases suggest that monochorionic dizygotic twins are not as rare as previously thought. Thieme Medical Publishers 2013-01-02 2013-05 /pmc/articles/PMC3699156/ /pubmed/23943707 http://dx.doi.org/10.1055/s-0032-1331377 Text en © Thieme Medical Publishers
spellingShingle Article
Kanda, Takashi
Ogawa, Masanobu
Sato, Kazuo
Confined Blood Chimerism in Monochorionic Dizygotic Twins Conceived Spontaneously
title Confined Blood Chimerism in Monochorionic Dizygotic Twins Conceived Spontaneously
title_full Confined Blood Chimerism in Monochorionic Dizygotic Twins Conceived Spontaneously
title_fullStr Confined Blood Chimerism in Monochorionic Dizygotic Twins Conceived Spontaneously
title_full_unstemmed Confined Blood Chimerism in Monochorionic Dizygotic Twins Conceived Spontaneously
title_short Confined Blood Chimerism in Monochorionic Dizygotic Twins Conceived Spontaneously
title_sort confined blood chimerism in monochorionic dizygotic twins conceived spontaneously
topic Article
url https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3699156/
https://www.ncbi.nlm.nih.gov/pubmed/23943707
http://dx.doi.org/10.1055/s-0032-1331377
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