Get started
Author

Ruben Ramirez Zegarra

Observed names: R Ramirez Zegarra, R. Ramirez Zegarra, R.A. Ramirez Zegarra, R.R. Zegarra, Ramirez Zegarra, R, Ramirez Zegarra, Ruben, Ruben Ramirez Zagarra, Ruben Ramirez Zegarra, Zegarra, Ruben Ramirez
Observed institutions: University of Parma, University of Basel, University Hospital of Basel, TUM Klinikum, Ospedale di Parma, St. Joseph-Krankenhaus, Technical University of Munich
ORCID: 0000-0001-7706-3016
Observed ORCID: 0000-0001-7706-3016
OpenAlex ID: A5075288646
Use of artificial intelligence and deep learning in fetal ultrasound imaging
2022 · R. Ramirez Zegarra, T. Ghi · Ultrasound in Obstetrics and Gynecology · 99
Mechanisms of Fetal Adaptation to Chronic Hypoxia following Placental Insufficiency: A Review
2022 · Ruben Ramirez Zegarra, Andrea Dall’Asta, et al. · Fetal Diagnosis and Therapy · 42
Intrapartum sonographic assessment of the fetal head flexion in protracted active phase of labor and association with labor outcome: a multicenter, prospective study
2021 · Andrea Dall’Asta, Giuseppe Rizzo, et al. · American Journal of Obstetrics and Gynecology · 42
Novel artificial intelligence approach for automatic differentiation of fetal occiput anterior and non‐occiput anterior positions during labor
2021 · T. Ghi, F. Conversano, et al. · Ultrasound in Obstetrics and Gynecology · 32
Relative uteroplacental insufficiency of labor
2024 · Tullio Ghi, Stefania Fieni, et al. · Acta Obstetricia Et Gynecologica Scandinavica · 19
Head-to-perineum distance measured transperineally as a predictor of failed midcavity vacuum-assisted delivery
2022 · Camille Nallet, Ruben Ramirez Zegarra, et al. · American Journal of Obstetrics & Gynecology MFM · 17
Uterine artery Doppler in early labor and perinatal outcome in low‐risk term pregnancy: prospective multicenter study
2023 · A. Dall'Asta, F. Figueras, et al. · Ultrasound in Obstetrics and Gynecology · 16
PDF
A deep learning approach to identify the fetal head position using transperineal ultrasound during labor
2024 · Ruben Ramirez Zegarra, Francesco Conversano, et al. · European Journal of Obstetrics & Gynecology and Reproductive Biology · 15
Longitudinal changes of the femoral bone mineral density from first to third trimester of pregnancy: bone health assessment by means of non-ionizing REMS technology
2024 · Ruben Ramirez Zegarra, Valentina Degennaro, et al. · Aging Clinical and Experimental Research · 15
PDF
Role of fetal head‐circumference‐to‐maternal‐height ratio in predicting Cesarean section for labor dystocia: prospective multicenter study
2022 · A. Dall'Asta, R. Ramirez Zegarra, et al. · Ultrasound in Obstetrics and Gynecology · 14
PDF
Nonregistration, Discontinuation, and Nonpublication of Randomized Trials
2025 · Benjamin Speich, Ala Taji Heravi, et al. · JAMA Network Open · 13
PDF
Incidence, clinical features and perinatal outcome in anomalous fetuses with late‐onset growth restriction: cohort study
2022 · A. Dall'Asta, T. Stampalija, et al. · Ultrasound in Obstetrics and Gynecology · 13
PDF
Prediction of persistent occiput posterior position by sonographic assessment of fetal head attitude at start of second stage of labor: prospective study
2023 · R. Ramirez Zegarra, A. Dall'Asta, et al. · Ultrasound in Obstetrics and Gynecology · 11
PDF
An update on maternal cardiac hemodynamics in fetal growth restriction and pre‐eclampsia
2022 · Andrea Dall'Asta, Monica Minopoli, et al. · Journal of Clinical Ultrasound · 11
Usefulness of an Intrapartum Ultrasound Simulator (IUSim™) for Midwife Training: Results from an RCT
2020 · Elvira di Pasquo, Ruben Ramirez Zegarra, et al. · Fetal Diagnosis and Therapy · 11
Association of umbilical vein flow with abnormal fetal growth and adverse perinatal outcome in low‐risk population: multicenter prospective study
2023 · R. Ramirez Zegarra, I. F. Carbone, et al. · Ultrasound in Obstetrics and Gynecology · 10
PDF
The sonographic measurement of the ratio between the fetal head circumference and the obstetrical conjugate is accurate in predicting the risk of labor arrest: results from a multicenter prospective study
2022 · Elvira Di Pasquo, Giovanni Morganelli, et al. · American Journal of Obstetrics & Gynecology MFM · 10
Intrapartum sonographic assessment of the fetal head flexion in protracted active phase of labor and association with labor outcome: a multicenter, prospective study
2021 · A Dall'Asta, R Ramirez Zegarra, et al. · Zeitschrift für Geburtshilfe und Neonatologie · 10
Assessment of the cerebroplacental ratio and uterine arteries in low-risk pregnancies in early labour for the prediction of obstetric and neonatal outcomes
2024 · Andrea Dall'Asta, Tiziana Frusca, et al. · European Journal of Obstetrics & Gynecology and Reproductive Biology · 8
PDF
Antepartum sonographic prediction of cephalopelvic disproportion: are we getting any closer?
2022 · Ruben Ramirez Zegarra, Andrea Dall'Asta, et al. · American Journal of Obstetrics & Gynecology MFM · 8
Does the use of angiogenic biomarkers for the management of preeclampsia and fetal growth restriction improve outcomes?: Challenging the current status quo
2024 · Ruben Ramirez Zegarra, Tullio Ghi, et al. · European Journal of Obstetrics & Gynecology and Reproductive Biology · 7
PDF
Association between the cervical sliding sign and successful induction of labor in women with an unfavorable cervix: A prospective observational study
2022 · Nicola Volpe, Ruben Ramirez Zegarra, et al. · European Journal of Obstetrics & Gynecology and Reproductive Biology · 6
Three-Dimensional Sonographic Evaluation of the Position of the Fetal Conus Medullaris at First Trimester
2021 · Ruben Ramirez Zegarra, Nicola Volpe, et al. · Fetal Diagnosis and Therapy · 6
Intrapartum ultrasound
2025 · Ruben Ramirez Zegarra, Esteban Lizarraga Cepeda, et al. · Best Practice & Research Clinical Obstetrics & Gynaecology · 5
Interobserver agreement of intrapartum cardiotocography interpretation by midwives using current FIGO and physiology-based guidelines
2024 · Serena Neri, Ruben Ramirez Zegarra, et al. · The Journal of Maternal-Fetal & Neonatal Medicine · 5
Works count: 69
Citation count: 475
H-index: 12
I10-index: 18
Year
Topic
Type