Results 171 to 180 of about 234,929 (313)

Preconception and first-trimester metformin for improving pregnancy outcomes in women with polycystic ovary syndrome. [PDF]

open access: yesCochrane Database Syst Rev
Devall AJ   +7 more
europepmc   +1 more source

First trimester cervical length is associated with mid-trimester loss

open access: yes, 2016
Objective: To study the value of the cervical length (CL) measurement at 11-14 weeks in predicting second trimester miscarriage occurring at 16-24 weeks.Methods: Prospective study in routine obstetric population using transvaginal ultrasound examination ...
Papastefanou, I.   +4 more
core  

Feasibility of Imaging the Uvula at the Midtrimester Anomaly Ultrasound

open access: yesJournal of Ultrasound in Medicine, EarlyView.
Objectives The fetal palate is not routinely imaged as part of the midtrimester fetal anomaly ultrasound, despite being associated with many syndromes. The “equal sign” depicts the lateral borders of the uvula on 2‐dimensional fetal ultrasound. We assessed the feasibility of adding the equal sign to the midtrimester fetal anomaly ultrasound.
Anna Rose Sims   +3 more
wiley   +1 more source

Fetal Heart Rate at 12 Weeks' Gestation and the Risk of Preterm Birth

open access: yesJournal of Ultrasound in Medicine, EarlyView.
Objectives To prospectively validate the association between fetal heart rate (FHR) at the 12‐week scan and the risk of preterm birth (PTB), including spontaneous preterm birth (sPTB). Methods This prospective cohort study included 1276 singleton pregnancies undergoing routine first‐trimester screening at 11–13 + 6 weeks' gestation and followed until ...
José Morales‐Roselló   +3 more
wiley   +1 more source

First-Trimester Bleeding and the Risk of Pregnancy Loss in a Prospective Cohort. [PDF]

open access: yesObstet Gynecol
Sundermann AC   +5 more
europepmc   +1 more source

Feasibility and Reproducibility of a Structure‐Guided Deep Learning Model for Automatic Detection of the Standard Sagittal Plane in First‐Trimester Nuchal Translucency Assessment Using 3D Ultrasound

open access: yesJournal of Ultrasound in Medicine, EarlyView.
Objectives Accurate nuchal translucency (NT) measurement for assessing the risk of fetal genetic abnormalities requires precise acquisition of the mid‐sagittal plane (MSP). However, achieving an appropriate MSP is technically challenging due to anatomical variability and operator dependence inherent in conventional 2‐dimensional (2D) ultrasound.
Hayan Kwon   +5 more
wiley   +1 more source

Conjoined twins detected in the first trimester: a review

open access: yes, 2012
[[abstract]]Conjoined twinning occurs in 1 in 100 sets of monozygotic twins, 1 in 50,000 gestations or 1 in 250,000 live births. With the advent of ultrasound technology, prenatal diagnosis of conjoined twins is possible.
陳持平;Chen, Chih-Ping
core  

Managing Skin Diseases During Pregnancy: Treatment Discontinuation, Concerns and Physician Counselling

open access: yesJEADV Clinical Practice, EarlyView.
Physiological changes during pregnancy can trigger or worsen dermatological conditions, yet evidence‐based guidance for safe management remains limited. In a cross‐sectional survey of 273 pregnant women, 33.7% reported having a skin disease, and 56% experienced worsening of symptoms.
Frederikke Seeberg   +4 more
wiley   +1 more source

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