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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
1
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pubmed:dateCreated |
1991-9-26
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pubmed:abstractText |
Clinical trials were undertaken to evaluate sub-zonal insemination (SUZI) for the procurement of fertilization in infertile couples. We present here the six pregnancies resulting from this work. Insemination of multiple sperm was used, with a mean of 3.7 +/- 2.1 (SD) per oocyte. One hundred and thirty patients presented either with previous failures of fertilization in vitro and/or with severe seminal defects, including oligo-, astheno-, oligo-astheno- or necro-zoospermia. Forty-one (31.5%) patients achieved fertilization and 39 had replacement of conceptuses. Six patients achieved a pregnancy (4.6% overall, 15.4% per replacement), four have delivered and two have miscarried. The implantation rate was nine conceptuses from a total of 61 replaced (14.8%); and of the six women who conceived, nine of 11 replaced conceptuses implanted. Of the oocytes recovered, 539 were used for SUZI, of which 69 (12.8%) fertilized. Three singleton pregnancies resulted, two from patients having one conceptus replaced, the other from the replacement of three conceptuses. Two twin pregnancies were produced, both in patients having two conceptuses replaced. The sixth pregnancy, a triplet, occurred in a patient having three conceptuses replaced, one conceived after standard in-vitro fertilization (IVF), the other two after SUZI. Two sets of non-identical twins, both one male and one female, a singleton female and female (non-identical) triplets have been born, normal and healthy.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:status |
MEDLINE
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pubmed:month |
Jan
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pubmed:issn |
0268-1161
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
6
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
124-30
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:1874944-Adult,
pubmed-meshheading:1874944-Female,
pubmed-meshheading:1874944-Fertilization in Vitro,
pubmed-meshheading:1874944-Humans,
pubmed-meshheading:1874944-Infertility,
pubmed-meshheading:1874944-Male,
pubmed-meshheading:1874944-Microsurgery,
pubmed-meshheading:1874944-Middle Aged,
pubmed-meshheading:1874944-Ovulation Induction,
pubmed-meshheading:1874944-Sperm-Ovum Interactions
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pubmed:year |
1991
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pubmed:articleTitle |
Presentation of six pregnancies established by sub-zonal insemination (SUZI).
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pubmed:affiliation |
Casa Di Cura Nomentana, Roma, Italy.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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