Pregnancy outcomes in myeloproliferative neoplasms: UK prospective cohort study

The reported higher risk of maternal and fetal complications in women with myeloproliferative neoplasms (MPN) poses challenge during pregnancy. A national prospective study of maternal and fetal outcomes of pregnant women with a diagnosis of MPN was undertaken via the United Kingdom Obstetric Survei...

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Hoofdauteurs: Alimam, S, Bewley, S, Chappell, L, Knight, M, Seed, P, Gray, G, Harrison, C, Robinson, S
Formaat: Journal article
Gepubliceerd in: John Wiley & Sons Ltd 2016
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author Alimam, S
Bewley, S
Chappell, L
Knight, M
Seed, P
Gray, G
Harrison, C
Robinson, S
author_facet Alimam, S
Bewley, S
Chappell, L
Knight, M
Seed, P
Gray, G
Harrison, C
Robinson, S
author_sort Alimam, S
collection OXFORD
description The reported higher risk of maternal and fetal complications in women with myeloproliferative neoplasms (MPN) poses challenge during pregnancy. A national prospective study of maternal and fetal outcomes of pregnant women with a diagnosis of MPN was undertaken via the United Kingdom Obstetric Surveillance System between January 2010 and December 2012. Fifty-eight women with a diagnosis of MPN were identified; 47 (81%) essential thrombocythaemia, five (9%) polycythaemia vera, five (9%) myelofibrosis and one (2%) MPN-unclassified. There were 58 live births. The incidence of miscarriage was 1·7/100 (95% confidence interval [CI]: 0·04–9·24) and the perinatal mortality rate was 17/1000 (95% CI: 0·44–92·36) live and stillbirths. Incidence of maternal complications was 9% (5/57) pre-eclampsia, 9% (5/57) post-partum haemorrhage and 3·5% (2/57) post-partum haematoma. There were no maternal deaths or thrombotic events. Delivery was induced in 45% (24/53) of women and the Caesarean section rate was 45% (24/53). The majority (85%, 45/53) delivered at term (>37 weeks gestation). Twenty-two percent (12/54) of neonates were below the 10% centile for growth and 13% (7/54) required admission to a neonatal care-unit; there were no neonatal deaths. The findings of this large, UK prospective study suggests women with MPN appear to have successful pregnancies with better outcomes than would be anticipated from the literature.
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spelling oxford-uuid:a62d8d8d-22e7-4d8c-b005-8336b61bfc282022-03-27T02:45:24ZPregnancy outcomes in myeloproliferative neoplasms: UK prospective cohort studyJournal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:a62d8d8d-22e7-4d8c-b005-8336b61bfc28Symplectic Elements at OxfordJohn Wiley & Sons Ltd2016Alimam, SBewley, SChappell, LKnight, MSeed, PGray, GHarrison, CRobinson, SThe reported higher risk of maternal and fetal complications in women with myeloproliferative neoplasms (MPN) poses challenge during pregnancy. A national prospective study of maternal and fetal outcomes of pregnant women with a diagnosis of MPN was undertaken via the United Kingdom Obstetric Surveillance System between January 2010 and December 2012. Fifty-eight women with a diagnosis of MPN were identified; 47 (81%) essential thrombocythaemia, five (9%) polycythaemia vera, five (9%) myelofibrosis and one (2%) MPN-unclassified. There were 58 live births. The incidence of miscarriage was 1·7/100 (95% confidence interval [CI]: 0·04–9·24) and the perinatal mortality rate was 17/1000 (95% CI: 0·44–92·36) live and stillbirths. Incidence of maternal complications was 9% (5/57) pre-eclampsia, 9% (5/57) post-partum haemorrhage and 3·5% (2/57) post-partum haematoma. There were no maternal deaths or thrombotic events. Delivery was induced in 45% (24/53) of women and the Caesarean section rate was 45% (24/53). The majority (85%, 45/53) delivered at term (>37 weeks gestation). Twenty-two percent (12/54) of neonates were below the 10% centile for growth and 13% (7/54) required admission to a neonatal care-unit; there were no neonatal deaths. The findings of this large, UK prospective study suggests women with MPN appear to have successful pregnancies with better outcomes than would be anticipated from the literature.
spellingShingle Alimam, S
Bewley, S
Chappell, L
Knight, M
Seed, P
Gray, G
Harrison, C
Robinson, S
Pregnancy outcomes in myeloproliferative neoplasms: UK prospective cohort study
title Pregnancy outcomes in myeloproliferative neoplasms: UK prospective cohort study
title_full Pregnancy outcomes in myeloproliferative neoplasms: UK prospective cohort study
title_fullStr Pregnancy outcomes in myeloproliferative neoplasms: UK prospective cohort study
title_full_unstemmed Pregnancy outcomes in myeloproliferative neoplasms: UK prospective cohort study
title_short Pregnancy outcomes in myeloproliferative neoplasms: UK prospective cohort study
title_sort pregnancy outcomes in myeloproliferative neoplasms uk prospective cohort study
work_keys_str_mv AT alimams pregnancyoutcomesinmyeloproliferativeneoplasmsukprospectivecohortstudy
AT bewleys pregnancyoutcomesinmyeloproliferativeneoplasmsukprospectivecohortstudy
AT chappelll pregnancyoutcomesinmyeloproliferativeneoplasmsukprospectivecohortstudy
AT knightm pregnancyoutcomesinmyeloproliferativeneoplasmsukprospectivecohortstudy
AT seedp pregnancyoutcomesinmyeloproliferativeneoplasmsukprospectivecohortstudy
AT grayg pregnancyoutcomesinmyeloproliferativeneoplasmsukprospectivecohortstudy
AT harrisonc pregnancyoutcomesinmyeloproliferativeneoplasmsukprospectivecohortstudy
AT robinsons pregnancyoutcomesinmyeloproliferativeneoplasmsukprospectivecohortstudy