questionsmedicales.fr
Structures de l'embryon
Placenta
Placenta : Questions médicales fréquentes
Diagnostic
5
Insuffisance placentaire
Échographie
Flux sanguin
Échographie Doppler
Biophysique fœtale
Santé placentaire
Placenta praevia
Saignements vaginaux
Troisième trimestre
Décollement placentaire
Échographie
Symptômes cliniques
Infection placentaire
Analyses de sang
Cultures
Symptômes
5
Insuffisance placentaire
Croissance fœtale
Mouvements fœtaux
Placenta praevia
Saignements vaginaux
Fin de grossesse
Décollement placentaire
Douleurs abdominales
Saignements vaginaux
Infection placentaire
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Pertes vaginales
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Saignements vaginaux
hCG
Prévention
5
Insuffisance placentaire
Santé maternelle
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Placenta praevia
Suivi régulier
Détection précoce
Décollement placentaire
Traumatismes abdominaux
Hypertension
Infection placentaire
Hygiène
Infections vaginales
Grossesse molaire
Suivi médical
Prévention
Traitements
5
Insuffisance placentaire
Surveillance
Césarienne
Placenta praevia
Repos
Césarienne
Décollement placentaire
Repos
Césarienne
Infection placentaire
Antibiotiques
Surveillance
Grossesse molaire
Curetage
Suivi hormonal
Complications
5
Insuffisance placentaire
Croissance fœtale
Décès fœtal
Placenta praevia
Saignements
Césarienne
Décollement placentaire
Saignements
Mort fœtale
Infection placentaire
Septicémie
Accouchement prématuré
Grossesse molaire
Saignements
Cancer trophoblastique
Facteurs de risque
5
Insuffisance placentaire
Tabagisme
Hypertension
Placenta praevia
Chirurgie utérine
Grossesses multiples
Décollement placentaire
Hypertension
Traumatismes abdominaux
Infection placentaire
Infections vaginales
Hygiène
Grossesse molaire
Antécédents
Âge maternel
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"acceptedAnswer": {
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}
},
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"name": "Quelles mesures pour éviter un placenta praevia ?",
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"acceptedAnswer": {
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{
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}
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{
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"position": 16,
"acceptedAnswer": {
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"text": "Le traitement peut inclure une surveillance étroite et, dans certains cas, une césarienne anticipée."
}
},
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"position": 17,
"acceptedAnswer": {
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"text": "Le traitement consiste souvent en repos et surveillance, avec une césarienne si nécessaire."
}
},
{
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"text": "Le traitement dépend de la gravité et peut inclure repos, surveillance ou césarienne."
}
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"position": 19,
"acceptedAnswer": {
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"text": "Le traitement implique généralement des antibiotiques et une surveillance étroite de la mère et du fœtus."
}
},
{
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"name": "Quel traitement pour une grossesse molaire ?",
"position": 20,
"acceptedAnswer": {
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"text": "Le traitement nécessite souvent un curetage pour retirer le tissu molaire et un suivi hormonal."
}
},
{
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"name": "Quelles complications d'une insuffisance placentaire ?",
"position": 21,
"acceptedAnswer": {
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"text": "Les complications incluent la croissance fœtale retardée, l'accouchement prématuré et le décès fœtal."
}
},
{
"@type": "Question",
"name": "Quels risques d'un placenta praevia ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le placenta praevia peut entraîner des saignements importants et nécessiter une césarienne."
}
},
{
"@type": "Question",
"name": "Quelles complications d'un décollement placentaire ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les complications peuvent inclure des saignements sévères, un choc hypovolémique et la mort fœtale."
}
},
{
"@type": "Question",
"name": "Quels dangers d'une infection placentaire ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "Une infection placentaire peut entraîner des complications graves comme la septicémie et l'accouchement prématuré."
}
},
{
"@type": "Question",
"name": "Quelles complications d'une grossesse molaire ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les complications incluent des saignements, des infections et un risque de cancer trophoblastique."
}
},
{
"@type": "Question",
"name": "Quels facteurs de risque pour l'insuffisance placentaire ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les facteurs incluent le tabagisme, l'hypertension, le diabète et les grossesses multiples."
}
},
{
"@type": "Question",
"name": "Quels risques associés au placenta praevia ?",
"position": 27,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les antécédents de chirurgie utérine et les grossesses multiples augmentent le risque de placenta praevia."
}
},
{
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"name": "Quels facteurs pour le décollement placentaire ?",
"position": 28,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les facteurs incluent l'hypertension, les traumatismes abdominaux et les antécédents de décollement."
}
},
{
"@type": "Question",
"name": "Quels facteurs de risque d'infection placentaire ?",
"position": 29,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les infections vaginales antérieures et une mauvaise hygiène augmentent le risque d'infection placentaire."
}
},
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"@type": "Question",
"name": "Quels facteurs de risque pour une grossesse molaire ?",
"position": 30,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les antécédents de grossesse molaire et l'âge maternel avancé sont des facteurs de risque connus."
}
}
]
}
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}
Expert en Médecine, Optimisation des Parcours de Soins et Révision Médicale
Validation scientifique effectuée le 19/12/2025
Contenu vérifié selon les dernières recommandations médicales
4 publications dans cette catégorie
Affiliations :
Department of Biomedical Sciences, University of Missouri, Columbia, MO, USA.
Data Science and Informatics Institute, University of Missouri, Columbia, MO, USA.
Thompson Center for Autism and Neurobehavioral Disorders, University of Missouri, Columbia, MO, USA.
Publications dans "Placenta" :
2 publications dans cette catégorie
Affiliations :
Fujian Provincial Maternity and Children's Hospital, affiliated hospital of Fujian Medical University, Fuzhou, Fujian, China.
Publications dans "Placenta" :
2 publications dans cette catégorie
Affiliations :
Fujian Provincial Maternity and Children's Hospital, affiliated hospital of Fujian Medical University, Fuzhou, Fujian, China.
Publications dans "Placenta" :
2 publications dans cette catégorie
Affiliations :
Fujian Provincial Maternity and Children's Hospital, affiliated hospital of Fujian Medical University, Fuzhou, Fujian, China.
Publications dans "Placenta" :
2 publications dans cette catégorie
Publications dans "Placenta" :
2 publications dans cette catégorie
Publications dans "Placenta" :
2 publications dans cette catégorie
Publications dans "Placenta" :
2 publications dans cette catégorie
Publications dans "Placenta" :
2 publications dans cette catégorie
Affiliations :
Department of Obstetrics and Gynecology, Nagoya University Graduate School of Medicine, Nagoya, Japan.
Department of International Medical Education, Nagoya University Graduate School of Medicine, Nagoya, Japan.
Publications dans "Placenta" :
2 publications dans cette catégorie
Affiliations :
Department of Obstetrics and Gynecology, Nagoya University Graduate School of Medicine, Nagoya, Japan.
Publications dans "Placenta" :
2 publications dans cette catégorie
Affiliations :
Department of Obstetrics and Gynecology, Faculty of Medicine, Juntendo University, Tokyo, Japan.
Aiiku Research Institute for Maternal, Child Health and Welfare, Imperial Gift Foundation Boshi-Aiiku-Kai, Tokyo, Japan.
Publications dans "Placenta" :
2 publications dans cette catégorie
Affiliations :
Division of Maternal-Fetal Medicine, Department of Obstetrics and Gynecology, Beth Israel Deaconess Medical Center, Boston, MA, 02215, USA. sshainke@bidmc.harvard.edu.
Department of Obstetrics, Gynecology, and Reproductive Biology, Harvard Medical School, Boston, MA, 02215, USA. sshainke@bidmc.harvard.edu.
Publications dans "Placenta" :
2 publications dans cette catégorie
Affiliations :
Centre for Trophoblast Research, University of Cambridge, Cambridge CB2 3EG, UK myt25@cam.ac.uk.
Department of Pathology, University of Cambridge, Cambridge CB2 1QP, UK.
Department of Physiology, Neuroscience and Development, University of Cambridge, Cambridge CB2 3EG, UK.
Publications dans "Placenta" :
2 publications dans cette catégorie
Affiliations :
Department of Genetics, Development and Cell Biology, Iowa State University, Ames, IA, USA.
Publications dans "Placenta" :
1 publication dans cette catégorie
Affiliations :
Fujian Provincial Maternity and Children's Hospital, affiliated hospital of Fujian Medical University, Fuzhou, Fujian, China. jxlingling120@163.com.
Publications dans "Placenta" :
1 publication dans cette catégorie
Affiliations :
Fujian Provincial Hospital, affiliated hospital of Fujian Medical University, Fuzhou, Fujian, China.
Publications dans "Placenta" :
1 publication dans cette catégorie
Affiliations :
Fujian Provincial Maternity and Children's Hospital, affiliated hospital of Fujian Medical University, Fuzhou, Fujian, China.
Publications dans "Placenta" :
1 publication dans cette catégorie
Affiliations :
Department of Physical Examination Center, The Second Hospital of Hebei Medical University, Shijiazhuang, Hebei, China.
Publications dans "Placenta" :
1 publication dans cette catégorie
Affiliations :
Department of Physical Examination Center, The Second Hospital of Hebei Medical University, Shijiazhuang, Hebei, China.
Publications dans "Placenta" :
1 publication dans cette catégorie
Affiliations :
Department of Gynecology and Obstetrics, The Second Hospital of Hebei Medical University, Shijiazhuang, Hebei, China.
Publications dans "Placenta" :
To evaluate the effect of placental location on the severity of placenta accreta spectrum (PAS)....
We analyzed 390 patients with placenta previa combined with placenta accreta spectrum who underwent cesarean section between January 1, 2014 and December 30, 2020 in the electronic case database of th...
The history of cesarean delivery rates in the anterior group (91.67%) and the non-central group (85.71%) were statistically different from the posterior group (63.74%)(P < 0.001). Univariate logistic ...
Compared with posterior placenta, anterior and non-central placenta are independent risk factors for invasive PAS in patients with placenta previa, during which we should be more cautious in treatment...
Placenta accreta spectrum (PAS) is one of the most dangerous conditions in pregnancy and is increasing in frequency. The risk of life-threatening bleeding is present throughout pregnancy but is partic...
We are pleased to present this Special Issue of the...
Preeclampsia (PE) is a hypertensive pregnancy disorder linked to placental dysfunction, often involving pathological lesions like acute atherosis, decidual vasculopathy, accelerated villous maturation...
A total of 168 placental whole-slide images (WSIs) of patients from Seoul National University Hospital (comprising 84 PE cases and 84 normal controls) were used for model development and internal vali...
Using ensemble modeling, we developed a model to identify PE placentas. The model showed good performance (area under the precision-recall curve [AUPRC], 0.771; 95% confidence interval [CI], 0.752-0.7...
The proposed computational pathology model demonstrated a strong ability to identify preeclamptic placentas. Computational pathology has the potential to improve the identification of PE placentas....
Although historically pre-eclampsia, preterm birth, abruption, fetal growth restriction and stillbirth have been viewed as clinically distinct entities, a growing body of literature has demonstrated t...
To determine the rate of resolution of placenta previa and low-lying placenta (LLP) and the effect of pelvic rest recommendations on the timing of follow-up imaging....
Retrospective review of pregnancies with previa/LLP detected on mid-trimester exam at our ultrasound unit from 2019 to 2021. LLP was defined as the lower edge of placenta located within 2 cm of the in...
Exactly 144 patients had previa and 266 had LLP on the mid-trimester exam with complete records. Previa resolution happened in 51.4% (74/144) of cases. Exactly 62% (46/74) of previa resolutions occurr...
Most societies recommend follow-up imaging at 32 weeks; however, our results suggest this may be done sooner and closer to 28 weeks. Pelvic rest did not affect timing of repeat imaging or delivery....
Placenta accreta spectrum (PAS) is defined as the attachment of the placenta to the uterine wall in varying degrees. However, the studies have explored that the underlying molecular mechanisms of the ...
In total, 30 individuals in control, 20 patients in the placenta previa group, and 30 patients in the PAS group were included in this study. The expression levels of SIRT1 in the placentas were determ...
SIRT1 was significantly lower in placentas of the PAS. However, maternal and umbilical cord serum samples were not significantly different between groups....
SIRT1 may play an important role in the pathogenesis of the PAS....
Screening for clinically significant placenta accreta spectrum (PAS) is possible with a high degree of accuracy (both sensitivity and specificity >90-95%). The group of women to focus on are those wit...
Anesthesiologists are critical members of the multidisciplinary team managing patients with suspected placenta accreta spectrum (PAS). Preoperatively, anesthesiologists provide predelivery consultatio...
Placenta accreta spectrum is a group of disorders involving abnormal trophoblastic invasion to the deep layers of endometrium and myometrium. Placenta accrete spectrum is one of the major causes of se...