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Pregnancy Companion

Pregnancy and newborn loss support

This module is designed for education, follow-up planning, and support after miscarriage, stillbirth, or neonatal death.

It should support, not replace, diagnosis review with a qualified clinician. Some losses remain unexplained even after testing.

Intake

Use the wording on your notes or discharge summary. If it matches something in the library we will open that page; if not, we will still pull the references closest to it.

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Current evidence on Chromosomal abnormality Searched live

Searched across professional guidelines and the peer-reviewed literature. Sources are restricted to guideline bodies, government and global health agencies, indexed journals and evidence syntheses; anything outside that list is discarded before it reaches this page.

Searching the published evidence…

Chromosomal abnormality

common first trimester genetic

Many early miscarriages are related to chromosomal abnormalities in the embryo or fetus. This usually reflects a sporadic event rather than something the parent caused.

Common explanation

  • Embryonic or fetal chromosomal abnormality is a common cause of early pregnancy loss.
  • Risk increases with advancing maternal age.
  • A single early loss usually does not mean there will be repeated losses.

Evaluation clinicians may discuss

  • Review ultrasound findings and pregnancy timeline.
  • Confirm that ectopic pregnancy and molar pregnancy were excluded when relevant.
  • Genetic testing is usually not routine after a single early loss.

Treatment or follow-up

  • Discuss expectant, medical, or surgical management depending on symptoms and patient preference.
  • Seek urgent care for heavy bleeding, severe pain, fever, fainting, or signs of infection.
  • Follow up to confirm complete passage if managed expectantly or medically.

Questions for the care team

  • Was the diagnosis confirmed by ultrasound or serial hCG testing?
  • Was any tissue sent for pathology or genetic testing?
  • When is follow-up recommended before trying to conceive again?

References for Chromosomal abnormality

12 of 43 references in the library, ranked for this diagnosis. Some require a subscription.

Matched on: Recurrent loss Genetic / chromosomal Infection Ectopic Molar / trophoblastic Early loss management

  • Ectopic pregnancy and miscarriage: diagnosis and initial management (NG126) (NICE) – diagnosis, management and support guidance for early pregnancy loss up to 13 weeks – View guideline Ectopic
  • Recurrent Miscarriage (Green-top Guideline No. 17) (2023) (RCOG) – investigation and treatment guidance for couples with repeated first or second trimester miscarriage – View guideline (subscription may be required) Recurrent loss
  • Progestogen for preventing miscarriage in recurrent miscarriage of unclear etiology (2019) (Cochrane) – systematic review of progestogen treatment for unexplained recurrent miscarriage – Read review (subscription may be required) Recurrent loss
  • Aspirin or heparin or both for antiphospholipid antibodies and recurrent pregnancy loss (2020) (Cochrane) – free review summary of anticoagulant treatment for antiphospholipid-related recurrent loss – Read review Recurrent loss
  • Recurrent pregnancy loss: a committee opinion (2026) (ASRM) – updated US guidance on definitions, evaluation and treatment after repeated pregnancy loss – View guidance (subscription may be required) Recurrent loss
  • Early Pregnancy Loss (Practice Bulletin, 2018) (ACOG) – clinical guidance on diagnosing and managing first-trimester pregnancy loss – View guideline (subscription may be required)
  • Recurrent pregnancy loss: guideline of the European Society of Human Reproduction (2023) (ESHRE) – European evidence-based recommendations on investigating and treating recurrent pregnancy loss – View guideline (subscription may be required) Recurrent loss
  • Perinatal Mortality Review Tool (PMRT) (NPEU) – standardised national review tool for late miscarriage, stillbirth and neonatal death – Download toolkit
  • Stillbirth (NHS) – plain-language patient information on stillbirth causes, care afterwards and risk reduction – View guide
  • Fetal movement counting for assessment of fetal wellbeing (2015) (Cochrane) – systematic review of fetal movement counting as a stillbirth prevention strategy – Read review (subscription may be required)
  • AWHONN Perinatal Bereavement Resources (AWHONN) – toolkits and checklists for miscarriage, stillbirth, neonatal death – Visit AWHONN
  • Miscarriage matters (2021) (The Lancet) – three-paper series rethinking miscarriage burden, mechanisms and care for clinicians worldwide – Read the series (subscription may be required)
Show the remaining 31 general references

Guidelines, systematic reviews and reports covering pregnancy and newborn loss more broadly.

  • Management of Stillbirth (Obstetric Care Consensus, 2020) (ACOG) – US consensus guidance on evaluation and management after stillbirth for obstetric clinicians – View guideline (subscription may be required)
  • Stillbirth Clinical Care Standard (2022) (ACSQHC) – ten quality statements on stillbirth prevention and bereavement care for services and clinicians – View standard
  • Recognising uncertainty: an integrated framework for palliative care in perinatal medicine (2024) (BAPM) – framework for perinatal palliative, end-of-life and bereavement care under prognostic uncertainty – View framework
  • Support for mothers, fathers and families after perinatal death (2013) (Cochrane) – systematic review of interventions supporting parents bereaved by stillbirth or neonatal death – Read review (subscription may be required)
  • Support for mothers, fathers and families after perinatal death: plain language summary (Cochrane) – free plain-language summary of bereavement support evidence for parents and clinicians – Read summary
  • Pregnancy Loss Review (2023) (DHSC) – independent review recommending better care and support for loss before 24 weeks – Read review
  • MBRRACE-UK Perinatal Mortality Surveillance: UK Perinatal Deaths of Babies Born in 2024 (MBRRACE-UK) – national surveillance report on stillbirth and neonatal death rates across the UK – Read report
  • Infant Mortality and Pregnancy Loss professional resource guide (MCH Digital Library) – Curated professional resource guide on infant mortality and pregnancy loss – View guide
  • Updated Position Statement: Palliative Care for the Fetus, Newborn, and Infant (NANN) – neonatal nursing guidance on palliative and end-of-life care in the NICU – View statement (subscription may be required)
  • National Bereavement Care Pathway (NBCP) – toolkits and standards for bereavement care after pregnancy loss or baby death – Download toolkit
  • End of life care for infants, children and young people with life-limiting conditions (NG61) (NICE) – planning and delivering end of life care for infants and their families – View guideline
  • Clinical Practice Guideline for Perinatal Mortality Audit (2009, second edition) (PSANZ) – audit, autopsy and classification guidance for investigating stillbirths and neonatal deaths – View guideline
  • Late Intrauterine Fetal Death and Stillbirth (Green-top Guideline No. 55) (RCOG) – evidence-based options for women whose singleton baby has died before birth – View guideline (subscription may be required)
  • Sands resources for professionals (Sands) – training, guidance and research for staff caring for bereaved parents after baby loss – View resources
  • Pregnancy Loss HUB for Health Care Providers (SOGC) – Canadian hub of guidelines, decision aids and bereavement resources for pregnancy loss – View guide
  • Care Around Stillbirth and Neonatal Death Clinical Practice Guideline (Stillbirth CRE/PSANZ) – Clinical practice guideline for care around stillbirth and neonatal death – View guideline
  • Stillbirths 2016: ending preventable stillbirths (The Lancet) – landmark five-paper series setting a global roadmap to eliminate preventable stillbirths – Read the series (subscription may be required)
  • Perinatal Pathway for Babies with Palliative Care Needs (Together for Short Lives) – care pathway for babies with life-limiting conditions from antenatal diagnosis through death – View pathway (subscription may be required)
  • CME Info: Child Mortality Estimates database (UN IGME) – official database of stillbirth, neonatal and child mortality estimates for every country – Open database
  • Neonatal mortality (UNICEF) – global and country neonatal mortality estimates, methods and trend data for analysts – Open database
  • Never Forgotten: The situation of stillbirth around the globe (UNICEF) – global stillbirth estimates report for advocates, policymakers and clinicians in every region – Read report
  • Stillbirths and stillbirth rates (UNICEF) – country and global stillbirth rate estimates with definitions and downloadable datasets – Open database
  • Every Newborn Action Plan (WHO) – global road map of strategic actions to end preventable newborn deaths and stillbirths – Visit WHO
  • Improving maternal and newborn health and survival and reducing stillbirth: progress report (2023) (WHO) – joint WHO, UNICEF and UNFPA data report on global stillbirth and newborn mortality progress – Read report
  • Making every baby count: audit and review of stillbirths and neonatal deaths (WHO) – practical guide for setting up perinatal death audit and review in any health system – Visit WHO
  • Newborn mortality (WHO) – fact sheet with global neonatal death rates, causes and priority prevention strategies – Visit WHO
  • Standards for improving quality of maternal and newborn care in health facilities (2016) (WHO) – eight quality-of-care standards for facilities providing maternal and newborn care worldwide – View standards
  • Standards for maternal and neonatal care (IMPAC package) (WHO) – essential care standards leaflets for maternal and newborn services in low-resource facilities – View standards
  • Survive and thrive: transforming care for every small and sick newborn (WHO) – global evidence and pathway for care of small and sick newborns to 2030 – Read report
  • The WHO application of ICD-10 to deaths during the perinatal period: ICD-PM (2016) (WHO) – global classification system for stillbirths and neonatal deaths linked to maternal condition – View guide
  • WHO recommendations on maternal and newborn care for a positive postnatal experience (2022) (WHO) – global postnatal care recommendations covering bereavement and psychosocial support for families – Visit WHO