Publications by authors named "Jorge Jimenez-Cruz"

Article Synopsis
  • OB/GYN ultrasound (ULS) is an important imaging tool in healthcare, leading to a need for better education in this area to meet growing demands.
  • A literature review identified 126 relevant studies but highlighted a lack of alignment between many existing training programs and the expectations of trainees or international standards.
  • Standardizing ULS training could improve education quality and patient care, showcasing the need for innovative teaching methods and further research in curriculum development.
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Unlabelled: Very-low-birth-weight infants (VLBW, < 1500 g) are at risk of developing bronchopulmonary dysplasia (BPD) and are at risk for BPD-related pulmonary hypertension (PH). The longitudinal measurement of innovative blood and echocardiographic biomarkers might allow for a risk stratification of these infants. A prospective single-center cohort study was conducted between 01/2021 and 06/2023.

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Understanding the complex dynamics of heart rate variability (HRV) during pregnancy is crucial for monitoring both maternal well-being and fetal health. In this study, we use the Multifractal Detrended Fluctuations Analysis approach to investigate HRV patterns in pregnant individuals during sleep based on RR interval maxima (MM fluctuations). In addition, we study the type of multifractality within MM fluctuations, that is, if it arises from a broad probability density function or from varying long-range correlations.

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Article Synopsis
  • - The advancement of handheld ultrasound devices that connect to smartphones offers a new way to conduct immediate ultrasound examinations, especially in obstetrics, enhancing patient care with fetal assessments in various environments.
  • - A study involving 100 pregnant women compared the accuracy of conventional ultrasound with portable ultrasound devices in measuring fetal weight and other metrics; results showed excellent agreement between the two types, though some differences were noted in specific measurements.
  • - The study concludes that handheld ultrasound devices are highly reliable for basic obstetric evaluations, suggesting their potential for routine use in clinical practice, but emphasizes the need for further research to optimize their effectiveness in different patient groups.
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Background: We used two 3D ultrasound volumes of fetal heads at 13 weeks to create live-size 3D-printed phantoms with a view to training or assessment of diagnostic abilities for normal and abnormal nuchal translucency measurements. The phantoms are suitable for use in a water bath, imitating a real-life exam. They were then used to study measurement accuracy and reproducibility in examiners of different skill levels.

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Introduction: Sleep-wake cycle disruption caused by shift work may lead to cardiovascular stress, which is observed as an alteration in the behavior of heart rate variability (HRV). In particular, HRV exhibits complex patterns over different time scales that help to understand the regulatory mechanisms of the autonomic nervous system, and changes in the fractality of HRV may be associated with pathological conditions, including cardiovascular disease, diabetes, or even psychological stress. The main purpose of this study is to evaluate the multifractal-multiscale structure of HRV during sleep in healthy shift and non-shift workers to identify conditions of cardiovascular stress that may be associated with shift work.

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Introduction: Prenatal lower urinary tract obstruction (LUTO) is a rare and challenging condition with potential severe morbidity and mortality. Prenatal shunting methods, specifically vesicoamniotic shunting (VAS) and fetal cystoscopy, aim to manage this condition. However, comprehensive education and training are hindered by the rarity of LUTO.

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Cesarean section (CS) is the most widely performed and one of the most painful surgeries. This study investigated postoperative pain after CS using patient-related outcomes (PROs) to identify risk factors for severe pain. The secondary outcome was to evaluate the influence of surgery indication (primary CS (PCS) vs.

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Artificial intelligence (AI) has gained prominence in medical imaging, particularly in obstetrics and gynecology (OB/GYN), where ultrasound (US) is the preferred method. It is considered cost effective and easily accessible but is time consuming and hindered by the need for specialized training. To overcome these limitations, AI models have been proposed for automated plane acquisition, anatomical measurements, and pathology detection.

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Women who have had a Cesarean Section (CS) frequently report severe pain and pain-related interference. One reason for insufficient pain treatment might be inconsistent implementation of evidence-based guidelines. We assessed the association between implementing three elements of care recommended by guidelines for postoperative pain management and pain-related patient-reported outcomes (PROs) in women after CS.

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Background: Insufficient pain control after lower limb arthroplasty results in delayed recovery and increased risk for pain chronicization. The ideal kind of analgesia is still discussed controversially. We conducted a retrospective analysis of single-center routine data from a German university hospital, including patients receiving either total hip (THA) or knee arthroplasty (TKA).

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Purpose: Evaluating procedure-related complications and perinatal outcomes after intrauterine transfusion (IUT) before or after 20 weeks of gestation in fetuses with severe anemia due to intrauterine human parvovirus B19 infection.

Methods: A retrospective study investigating fetuses requiring IUT for fetal Parvo B19 infection in two tertiary referral centers between December 2002 and December 2021. Procedure-related complications, intrauterine fetal death (IUFD), and perinatal outcome were correlated to gestational age (GA) at first IUT, the presence of hydrops and fetal blood sampling results.

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Effective perioperative pain management is essential for optimal patient recovery after surgery and reduces the risk of chronification. However, in clinical practice, perioperative analgesic treatment still needs to be improved and data availability for evidence-based procedure specific analgesic recommendations is insufficient. We aimed to identify procedures related with high pain scores, to evaluate the effect of higher pain intensity on patients and to define patient and intervention related risk factors for increased pain after standard gynaecological and obstetrical surgery.

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Purpose: We aimed to assess post-operative complications based on the Clavien-Dindo classification system following routine laparoscopic treatment of all stages of endometriosis.

Methods: A retrospective cohort study was carried out to identify women who underwent laparoscopic complete resection of newly diagnosed endometriosis between 2013 and 2016. 401 patients were identified using hospital database search software, and electronic files were reviewed.

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Purpose: To determine the influence of endometriosis on the ovarian response during controlled ovarian hyperstimulation measured by number of oocytes retrieved and the follicular output rate (FORT).

Methods: A retrospective, single center study included 96 women, who underwent ICSI treatments for male factor infertility according to World Health Organisation between 2016 until 2018. A total of 96 patients were included in the study with 205 fresh ICSI cycles.

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Introduction: Tubal pregnancy is the most clinically relevant form of ectopic pregnancy. Surgery consisting of laparoscopic salpingotomy is the therapeutic gold standard. This study looked at risk factors for non-tube-preserving surgery.

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Objective: Cytoreductive surgery (CRS) and hyperthermic intraperitoneal chemotherapy (HIPEC) have been recently reported with favorable oncological outcomes as treatment of advanced epithelial ovarian cancer (EOC). The aim of this study was to demonstrate the feasibility of CRS+HIPEC with cisplatin and paclitaxel for the treatment of advanced EOC.

Methods: This is a prospective observational study of 54 patients, from April 2007 to October 2013, with primary or recurrent peritoneal carcinomatosis due to EOC.

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Objective: To evaluate the effectiveness of intraoperatively applied local ropivacaine added to standard analgesic therapy in reducing postoperative pain intensity and opioid requirement under routine hospital conditions.

Study Design: In this prospective controlled cohort study, 303 consecutive patients receiving a gynaecological laparoscopic intervention at the Jena University Hospital were included. The study cohort (n=168) received, in addition to standard pain management, a port-site (PS) infiltration with ropivacaine prior to incision and intraperitoneal (IP) instillation at the end of surgery.

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