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1.
Wien Med Wochenschr ; 172(13-14): 290-291, 2022 Oct.
Article in English | MEDLINE | ID: mdl-33738630

ABSTRACT

Significant progress in prenatal care has decreased the incidence of rhesus incompatibility, which may result in hemolytic disease of the fetus and newborn (HDFN). This case report describes an unusual presentation of HDFN in a preterm infant delivered by caesarean section with isolated massive abdominal fluid collection as the leading clinical sign in addition to severe anemia. The immediate drainage of ascites provided transient clinical stabilization with improved pulmonary function in the delivery suite. After admission to the neonatal intensive care unit (NICU), HDFN treatment was initiated. This case report shows the importance of adequately trained staff including neonatologists, pediatricians and NICU nurses in the delivery suite to provide neonatal intensive care for HDFN.


Subject(s)
Erythroblastosis, Fetal , Hydrops Fetalis , Ascites/diagnosis , Ascites/etiology , Ascites/therapy , Cesarean Section , Erythroblastosis, Fetal/diagnosis , Erythroblastosis, Fetal/etiology , Female , Humans , Hydrops Fetalis/diagnosis , Hydrops Fetalis/etiology , Hydrops Fetalis/therapy , Infant, Newborn , Infant, Premature , Pregnancy
3.
Arch Gynecol Obstet ; 304(2): 401-408, 2021 08.
Article in English | MEDLINE | ID: mdl-33751201

ABSTRACT

PURPOSE: To assess changes in the pelvic floor anatomy that cause pelvic floor disorders (PFDs) in primigravidae during and after pregnancy and to evaluate their impact on women's quality of life (QoL). METHODS: POP-Q and translabial ultrasound examination was performed in the third trimester and 3 months after delivery in a cohort of primigravidae with singleton pregnancy delivering in a tertiary center. Results were analyzed regarding mode of delivery and other pre- and peripartal factors. Two individualized detailed questionnaires were distributed at 3 months and at 12 months after childbirth to determinate QoL. RESULTS: We recruited 45 women, of whom 17 delivered vaginally (VD), 11 received a vacuum extraction delivery (VE) and 17 a Cesarean section in labor (CS). When comparing third-trimester sonography to 3 months after delivery, bladder neck mobility increased significantly in each delivery group and hiatal area increased significantly in the VD group. A LAM avulsion was found in two women after VE. Connective tissue weakness (p = 0.0483) and fetal weight at birth (p = 0.0384) were identified as significant risk factors for the occurrence of PFDs in a multivariant regression analysis. Urinary incontinence was most common with 15% and 11% of cases at 3, respectively, 12 months after delivery. 42% of women reported discomfort during sexual intercourse, 3 months after delivery and 24% 12 months postpartum. Although 93% of women engage a midwife after delivery, only 56% participated in pelvic floor muscle training. CONCLUSION: Connective tissue weakness and high fetal weight at birth are important risk factors for the occurrence of PFDs. Nevertheless, more parturients should participate in postpartal care services to prevent future PFDs.


Subject(s)
Delivery, Obstetric/adverse effects , Obstetrics , Pelvic Floor Disorders/etiology , Pelvic Floor/diagnostic imaging , Pregnancy Complications/diagnostic imaging , Quality of Life , Urinary Bladder/diagnostic imaging , Urinary Incontinence/epidemiology , Adult , Cesarean Section/adverse effects , Delivery, Obstetric/methods , Female , Humans , Infant, Newborn , Longitudinal Studies , Muscle Contraction , Parity , Parturition , Pelvic Floor/anatomy & histology , Pelvic Floor Disorders/epidemiology , Pelvic Floor Disorders/psychology , Pilot Projects , Pregnancy , Prospective Studies , Ultrasonography , Urinary Bladder/anatomy & histology , Urinary Bladder/physiopathology , Urinary Incontinence/etiology
4.
Ultraschall Med ; 42(5): 520-528, 2021 Oct.
Article in English | MEDLINE | ID: mdl-32198732

ABSTRACT

PURPOSE: The prediction of successful induction of labor (IOL) has been the subject of a series of studies. The predictive role of cervical sonographic and elastographic parameters has been controversially discussed. Lower uterine segment (LUS) thickness and strain values have not been discussed yet in this regard. MATERIALS AND METHODS: A prospective cohort study was performed to examine the predictive power of Bishop score parameters, sonographic cervical length (CL), cervical funneling, cervical strain values, LUS thickness and its strain values regarding successful IOL within 24 hours and intervals to onset of labor, ROM and delivery of the fetus. A p-value of < 0.05 was considered statistically significant. RESULTS: 135 patients were examined. A cervical length of 25 mm, the presence of cervical funneling and digital shorter cervix was significant for the prediction of successful induction of labor (IOL) within 24 hours. There was weak correlation between the functional CL and the onset of labor (r2 = 0.10) and ROM (r2 = 0.13). There was also a weak correlation between the cervical funnel width and the time interval to the onset of labor (r2 = 0.25), ROM (r2 = 0.23) and delivery of the fetus (r2 = 0.22). Cervical elastography, LUS thickness and strain values were not significant for the prediction of a successful IOL. CONCLUSION: We were able to show that cervical structural changes at the level of the internal os, i. e., shortening through funneling, may be the determining factor for successful IOL.


Subject(s)
Elasticity Imaging Techniques , Cervix Uteri/diagnostic imaging , Female , Humans , Labor, Induced , Predictive Value of Tests , Pregnancy , Prospective Studies , Ultrasonography
5.
Ann Anat ; 221: 101-107, 2019 Jan.
Article in English | MEDLINE | ID: mdl-30300688

ABSTRACT

Anatomy is a cornerstone of medical undergraduate curricula. Due to increasing changes in various medical fields, a lot of new subjects were introduced in undergraduate curricula, while the teaching areas of basic sciences, i.e. anatomy, were reduced. The introduction of advanced diagnostic and therapeutic devices, i.e. ultrasound and laparoscopy, with outstanding imaging quality will be increasingly introduced in basic sciences. In our project, we examined the effect integrating ultrasound and laparoscopy in an anatomy undergraduate course to illustrate the female pelvis. Anatomy students that completed their practicum and cadaver dissection course were enrolled in our project. They received a theoretical introduction followed by a practical course of ultrasound or laparoscopy in the department of obstetrics and gynaecology. Following the course the students had to answer two questionnaires that evaluated their satisfaction, subjective knowledge-gain, problems and content of the course. At the end, a closing briefing was done to discuss the clinical skills and the course. The answers of the questionnaire were summed up in a Likert scale. 25 students were enrolled in the project. 52% attended laparoscopy operations, while 48% attended ultrasound examinations. After analysing the questionnaires using Likert scales (1=strongly agree, 5=strongly disagree) a general satisfaction of 1.5, a subjective knowledge gain of 2.4 and a thrive to extend these clinical skill programs in gynaecology and other specialities in basic science of 1.5 and 1.2, respectively, was reported. There were no statistically significant differences in the Likert scores between both groups (p>0.05). The introduction of ultrasound and laparoscopy in undergraduate basic science teaching programs is a promising method and should be further evaluated, standardized and expanded.


Subject(s)
Anatomy/education , Clinical Competence , Pelvis/anatomy & histology , Students, Medical , Volunteers , Anatomy/economics , Curriculum , Education, Medical, Undergraduate , Female , Gynecology/education , Humans , Laparoscopy/education , Male , Obstetrics/education , Pelvis/diagnostic imaging , Pilot Projects , Program Evaluation , Surveys and Questionnaires , Ultrasonography
6.
Ultraschall Med ; 38(1): 71-77, 2017 Jan.
Article in English | MEDLINE | ID: mdl-25734411

ABSTRACT

Purpose To assess cervical elasticity in different regions by sonoelastography, to compare the results to the Bishop score, cervical length, week of pregnancy and other maternal factors (age, weight, parity) and to evaluate the reproducibility of the method. Materials and Methods 131 patients between 17 - 41 gestational weeks were examined by transvaginal cervical strain elastography. In the sagittal view strain values were calculated in 7 regions of interest (ROI; external and internal os anterior/posterior, middle part anterior/posterior, cervical canal). In the cross sectional views strain values in 3 ROIs were evaluated at the level of the internal and external cervical os (anterior/posterior, cervical canal). The intra- and interobserver variance was tested. Results Strain values differed highly significantly in different parts of the cervix (p < 0.001). The anterior parts and the cervical canal were significantly softer with increasing gestational age and Bishop score, and the posterior parts were significantly harder with increasing maternal age, weight, parity. Cervical length showed an inverse relationship to cervical softness. The intra- and interobserver variance was low. Conclusion Elastography is a reproducible method for the evaluation of cervical elasticity in pregnancy. It showed a significant association with the Bishop score and other maternal factors and could provide additional information about changes in cervical stiffness in pregnancy.


Subject(s)
Cervix Uteri/diagnostic imaging , Elasticity Imaging Techniques/methods , Endosonography/methods , Pregnancy Complications/diagnostic imaging , Adult , Cervical Length Measurement/methods , Cervix Uteri/physiopathology , Elasticity , Female , Gestational Age , Humans , Image Interpretation, Computer-Assisted/methods , Middle Aged , Pregnancy , Pregnancy Complications/physiopathology , Prospective Studies , Young Adult
7.
Arch Gynecol Obstet ; 295(3): 675-680, 2017 Mar.
Article in English | MEDLINE | ID: mdl-28000025

ABSTRACT

OBJECTIVE: Laparoscopic approaches are the gold standard surgical treatment for intramural and subserous fibroids, whereas submucosal myomas can be treated via hysteroscopy. Removal of intramural myomas often requires a subsequent reconstruction of the uterine wall that ranges from single- to multiple-layer sutures to complex reconstructions. Several classification systems are currently used to characterize uterine fibroids, all of which focus on the assessment of submucosal fibroids during hysteroscopic myomectomy. There are no classification systems for the comprehensive localization of fibroids or for uterine reconstruction after myomectomy. Therefore, the aim of this study was to validate a new scoring system developed by our group to classify uterine leiomyoma as well as a standardized assessment scoring system for uterine reconstruction after surgical myomectomy. METHODS/PATIENTS: To validate the uterine fibroid and uterine reconstruction classification systems, a retrospective review of 136 patients undergoing surgical myomectomy and uterine reconstruction at a single tertiary institution was performed. The age of the patient, duration of surgery, number, size, and location of excised fibroids, number of uterine incisions, level of uterine reconstruction, desire for future pregnancies, pre- and postoperative hemoglobin concentrations, duration of postoperative hospitalization, and operating surgeon were obtained by medical chart review. For each patient, a specific fibroid score and the level of uterine reconstruction were determined according to the classification systems. Correlations between the uterine fibroid and reconstruction scores, as well as between the classification scores and perioperative parameters, were analyzed. RESULTS: The newly developed classification system for uterine fibroids incorporates the number, location, and size of myomas, as well as the number of uterine incisions required for myomectomy. The uterine reconstruction scoring system comprises four levels of reconstruction, ranging from no reconstruction to advanced reconstruction. Outcomes from 136 patients showed a correlation between uterine fibroid and uterine reconstructive scores. High fibroid scores were correlated with higher levels of reconstruction. Both scoring systems showed associations with the duration of surgery, intraoperative blood loss, and days of hospitalization. CONCLUSIONS: This study presents the first scoring system for uterine fibroids that incorporates all possible fibroid locations and a standardized assessment of uterine reconstruction. Scoring systems were validated in a large cohort, and a correlation was identified between uterine fibroid and uterine reconstruction scores. In daily clinical practice, this scoring system allows a better planning of surgery, specifically of the estimated duration of surgery, blood loss, and time of hospitalization.


Subject(s)
Leiomyoma/classification , Plastic Surgery Procedures/methods , Uterine Myomectomy , Uterine Neoplasms/classification , Uterus/surgery , Adult , Female , Humans , Leiomyoma/surgery , Middle Aged , Pregnancy , Retrospective Studies , Uterine Neoplasms/surgery
8.
Prenat Diagn ; 36(4): 332-7, 2016 Apr.
Article in English | MEDLINE | ID: mdl-26847019

ABSTRACT

OBJECTIVE: The objective of this study is to examine the association of lateral fetal neck cysts with increased nuchal translucency, chromosomal abnormalities and fetal malformations. METHOD: In a consecutive collective of 4216 prenatal ultrasound examinations between 11 and 17 weeks of gestation 32 fetuses with lateral neck cysts were found. The size of the cysts was examined. The association of the findings with increased nuchal translucency, chromosomal aberrations and fetal malformations was examined. RESULTS: All but two out of 32 cases had bilateral cysts. Seventeen fetuses had aneuploidy and an increased nuchal translucency, 15 of those with major structural malformations. Of the 15 fetuses with normal karyotype nine (60%) had an increased nuchal translucency, seven had a fetal malformation or hydrops. A favorable outcome was found in 6/15 fetuses with normal karyotype and normal nuchal translucency. Lateral neck cyst diameter was associated to nuchal translucency, chromosomal abnormality and/or fetal malformations. Cysts smaller than 3 mm had a favorable outcome even in the presence of an increased nuchal translucency. CONCLUSION: Fetuses with lateral neck cysts often not only present with increased nuchal translucency and chromosomal aberrations but also with fetal malformations. Fetuses with lateral neck cysts and increased nuchal translucency were aneuploid or had a fetal malformation in 85%. Cysts smaller than 3 mm had a favorable outcome. © 2016 John Wiley & Sons, Ltd.


Subject(s)
Chromosome Disorders/diagnostic imaging , Cysts/diagnostic imaging , Neck/diagnostic imaging , Ultrasonography, Prenatal , Adult , Chromosome Aberrations , Chromosome Disorders/genetics , Cysts/congenital , Cysts/genetics , Early Diagnosis , Female , Follow-Up Studies , Humans , Middle Aged , Nuchal Translucency Measurement , Pregnancy , Pregnancy Trimester, First , Retrospective Studies
9.
Wien Med Wochenschr ; 165(9-10): 210-3, 2015 May.
Article in English | MEDLINE | ID: mdl-26059544

ABSTRACT

BACKGROUND: Neuronal ceroid lipofuscinoses (NCL) is characterized by a combination of retinopathy, dementia, and epilepsy. As a group, they encompass ten distinct biological and clinical entities and are the most common type of childhood neurodegenerative disease. PATIENTS AND METHODS: Case reports. RESULTS: We demonstrate the clinical course of two neonates (brother and sister) with infantile neuronal ceroid lipofuscinoses (NCL) (CLN 10 disease) presenting with intractable seizures and respiratory insufficiency immediately after birth. Characteristic clinical, radiological and pathological findings of this form of NCL are presented. CONCLUSIONS: We conclude that the diagnosis of CLN10 should be kept in mind as a differential diagnosis in newborns presenting with respiratory insufficiency and severe epilepsy that is largely refractory to anti-epileptic drugs (AED) treatment. Because of the severity of CLN10 disease and futility of treatment, important ethical issues arise when caring for children with this clinical entity.


Subject(s)
Cathepsin D/deficiency , Neuronal Ceroid-Lipofuscinoses/genetics , Adult , Brain/abnormalities , Brain/pathology , Cathepsin D/genetics , Chromosome Aberrations , Consanguinity , Diagnosis, Differential , Ethics, Medical , Euthanasia, Passive/ethics , Female , Genes, Recessive/genetics , Genetic Carrier Screening , Humans , Infant, Newborn , Male , Neuronal Ceroid-Lipofuscinoses/diagnosis , Neuronal Ceroid-Lipofuscinoses/therapy , Palliative Care/ethics
10.
Biomed Res Int ; 2015: 860784, 2015.
Article in English | MEDLINE | ID: mdl-25961042

ABSTRACT

INTRODUCTION: Sacropexy is a generally applied treatment of prolapse, yet there are known possible complications of it. An essential need exists for better alloplastic materials. METHODS: Between April 2013 and June 2014, we performed a modified laparoscopic bilateral sacropexy (MLBS) in 10 patients using a MRI-visible PVDF mesh implant. Selected patients had prolapse POP-Q stages II-III and concomitant OAB. We studied surgery-related morbidity, anatomical and functional outcome, and mesh-visibility in MRI. Mean follow-up was 7.4 months. RESULTS: Concomitant colporrhaphy was conducted in 1/10 patients. Anatomical success was defined as POP-Q stage 0-I. Apical success rate was 100% and remained stable. A recurrent cystocele was seen in 1/10 patients during follow-up without need for intervention. Out of 6 (6/10) patients with preoperative SUI, 5/6 were healed and 1/6 persisted. De-novo SUI was seen in 1/10 patients. Complications requiring a relaparoscopy were seen in 2/10 patients. 8/10 patients with OAB were relieved postoperatively. The first in-human magnetic resonance visualization of a prolapse mesh implant was performed and showed good quality of visualization. CONCLUSION: MLBS is a feasible and safe procedure with favorable anatomical and functional outcome and good concomitant healing rates of SUI and OAB. Prospective data and larger samples are required.


Subject(s)
Laparoscopy/adverse effects , Pelvic Organ Prolapse/surgery , Postoperative Complications/physiopathology , Aged , Female , Follow-Up Studies , Humans , Laparoscopy/methods , Magnetic Resonance Imaging , Middle Aged , Pelvic Organ Prolapse/physiopathology , Prospective Studies , Surgical Mesh/adverse effects , Treatment Outcome
11.
Arch Gynecol Obstet ; 290(6): 1221-9, 2014 Dec.
Article in English | MEDLINE | ID: mdl-25012601

ABSTRACT

PURPOSE: Many patients with triple negative breast cancer (TNBC) have a poor outcome, but not all of them. This study has the aim to analyse the prognostic impact of tumour size, nodal status, grading, Her2-neu (human epithelial growth factor receptor 2) score and Ki-67 index. The main goal of this analysis is to find out if there are any differences in survival between patients with TNBC and a Her2-neu score 0 versus 1+2. EXPERIMENTAL DESIGN: Retrospectively, we studied a cohort of 121 patients with TNBC, diagnosed at the Saarland University Medical Center between December 2004 and June 2013. We compared the disease-free survival (DFS) and overall survival (OS) in those women on the basis of the different Her2-neu scores (0 versus 1 or 2 with negative FISH). RESULTS: One hundred and twenty one patients were included in this study. 58.68 % of them had a T2-4 tumour. 39.67 % were nodal positive and 67.77 % had high-grade tumours. The Her2-neu score was determined in 119 patients. 54.62 % of them had a score 0. In the 103 patients with a Ki-67 determination, the mean index was 44.5 %. We found that tumour size, nodal status and Her2-neu score are important prognostic factors. Patients with a Her2-neu score 0 had a significantly poorer outcome regarding DFS and OS. In contrast, the expression level of Ki-67 and the grading do not seem to have any prognostic value in TNBC. CONCLUSION: Besides tumour stage, grading and nodal status, the Her2-neu score 0 is able to function as a prognostic factor in patients with TNBC.


Subject(s)
Breast/metabolism , Lymph Nodes/pathology , Receptor, ErbB-2/metabolism , Triple Negative Breast Neoplasms/mortality , Triple Negative Breast Neoplasms/pathology , Adult , Aged , Breast/pathology , Disease-Free Survival , Female , Germany/epidemiology , Humans , Immunohistochemistry/statistics & numerical data , Kaplan-Meier Estimate , Ki-67 Antigen/metabolism , Lymphatic Metastasis , Middle Aged , Neoplasm Grading , Neoplasm Staging , Prognosis , Retrospective Studies , Triple Negative Breast Neoplasms/therapy
12.
J Sex Med ; 11(9): 2342-50, 2014 Sep.
Article in English | MEDLINE | ID: mdl-25042204

ABSTRACT

INTRODUCTION: Hysterectomy ranks among the most frequently performed gynecological surgical procedures. At the time of operation, the majority of patients are premenopausal and sexually active. Hence, detailed counseling about the effects of hysterectomy on postoperative sexuality and quality of life can be regarded as an integral part of preoperative counseling. However, available data on these subjects are limited and contradictory. AIM: The aim of this study was to assess quality of life and sexuality following three common hysterectomy procedures-total laparoscopic hysterectomy (TLH), supracervical laparoscopic hysterectomy (SLH), and vaginal hysterectomy (VH)-in premenopausal patients using the European Quality of Life Five-Dimension Scale (EQ-5D) and Female Sexual Function Index (FSFI). MAIN OUTCOME MEASURES: Preoperative and postoperative EQ-5D and FSFI scores were compared using the Wilcoxon signed-rank test. Kruskal-Wallis analysis and Mann-Whitney U-test with post hoc Bonferroni correction were used to assess differences among the three subgroups. METHODS: All premenopausal patients who underwent TLH, SLH, or VH without adnexectomy due to benign uterine disorders between April 2011 and June 2013 at the Department of Gynaecology and Obstetrics of Saarland University Hospital were enrolled in this observational cohort study. Sexuality and quality of life status were assessed preoperatively and 6 months postoperatively using two standardized validated questionnaires: the FSFI, a multidimensional, self-reported instrument for the assessment of female sexual function, and the EQ-5D, a standardized, validated instrument to measure an individual's health status. RESULTS: Of 402 eligible patients, 237 completed the study. Patient characteristics and preoperative FSFI and EQ-5D scores did not differ among the three hysterectomy subgroups. Postoperative FSFI and EQ-5D scores were significantly higher (P ≤ 0.01) than preoperative scores for all procedures but did not differ among the groups. CONCLUSIONS: In this cohort of premenopausal women, hysterectomy without adnexectomy performed due to benign uterine pathologies had significant positive effects on postoperative sexual function and quality of life, regardless of the surgical technique used.


Subject(s)
Hysterectomy/methods , Quality of Life , Sexuality , Adult , Female , Germany , Humans , Middle Aged
13.
J Prenat Med ; 7(3): 39-41, 2013 Jul.
Article in English | MEDLINE | ID: mdl-24175016

ABSTRACT

INTRODUCTION: fetal rhabdomyoma is the most common fetal cardiac tumor and is often associated with tuberous sclerosis. Usually the tumors are relatively small and show no mediastinal shift. Fetal hydrops and pericardial effusion are rarely seen. CASE: in this case report we present the neonatal clinical course of a case of prenatal diagnosis of giant cardiac rhabdomyomas. CONCLUSION: an early prenatal diagnosis may help for an adequate planning of perinatal monitoring and treatment with involvement of a multidisciplinary team.

14.
J Perinat Med ; 40(1): 85-90, 2011 Nov 16.
Article in English | MEDLINE | ID: mdl-22085153

ABSTRACT

Fetuses with gastroschisis and omphalocele frequently show intrauterine growth restriction (IUGR). The aim of our study was to evaluate the intrauterine course of IUGR and the neonatal outcome in a large patient collective. We retrospectively included all euploid fetuses with gastroschisis and omphalocele between 2001 and 2009 in a single tertiary center. Patients' characteristics, serial ultrasound examinations and neonatal outcomes were evaluated. From 39 fetuses (28 gastroschisis, 11 omphalocele) 61.5% had IUGR <5th percentile and 15.4% had IUGR<10th percentile. The rate of IUGR did not differ significantly between the two groups during pregnancy. Newborns with gastroschisis showed an average weight of 2386 g, and those with omphalocele showed an average weight of 3148 g (P<0.001). Nevertheless, newborns with omphalocele were more frequently eutrophic than those with gastroschisis (88.8% vs. 52.2%, P=0.079). On average, only one surgical intervention was necessary for the definitive repair of the defect (65.5% of the newborns). Children with gastroschisis remained hospitalized nearly twice as long as children with an omphalocele (38 vs. 20 days). IUGR rates during pregnancy did not differ significantly between fetuses with gastroschisis and omphalocele although patients with defects of omphalocele were more frequently eutrophic at birth. Most newborns needed only one operation for definitive surgical treatment. The mean hospitalization time after this intervention was 4 weeks.


Subject(s)
Fetal Growth Retardation , Gastroschisis/complications , Hernia, Umbilical/complications , Adolescent , Adult , Delivery, Obstetric , Female , Humans , Infant, Newborn , Male , Pregnancy , Pregnancy Outcome , Retrospective Studies , Young Adult
15.
Arch Gynecol Obstet ; 280(2): 293-6, 2009 Aug.
Article in English | MEDLINE | ID: mdl-19099310

ABSTRACT

OBJECTIVE: Fetal congenital cystic adenomatoid malformation (CCAM) is a rare lung abnormality with a highly variable prognosis depended on the presence of fetal hydrops and the size of the cysts. In case of fetal hydrops the prognosis is fatal without intervention. METHODS AND DESIGN: Case report and literature review. SETTING: We report on the ultrasound and pathological findings of a hydropic fetus due to a CCAM Type II at 22 weeks of gestation. CONCLUSIONS: Congenital cystic adenomatoid malformation is a rare fetal lung disease with an excellent prognosis in the absence of fetal hydrops. CCAM associated with fetal hydrops carries a grave prognosis but survival rates of 70% can be achieved by thoraco-amniotic drainage in those with macrocystic lesions.


Subject(s)
Cystic Adenomatoid Malformation of Lung, Congenital/complications , Hydrops Fetalis/etiology , Adult , Female , Humans , Pregnancy
16.
Ultrasound Med Biol ; 33(10): 1586-91, 2007 Oct.
Article in English | MEDLINE | ID: mdl-17618039

ABSTRACT

Fetal breathing movements (FBM) hinder Doppler measurements in the fetus. The aim of the present study was to establish whether FBM are overcome by the mother holding her breath for a few seconds or performing the Valsalva maneuver (VM). This prospective study included a group of 120 consecutive patients showing FBM. In 78 patients (65%), FBM were observed only at the beginning of the examination and then stopped spontaneously. In the other 42 patients, FBM were still present during and at the end of the general examination. These patients were considered for the evaluation. In a first step, the mother was asked to hold her breath for 5 s. If FBM continued, the procedure was repeated. If this also failed, the Valsalva maneuver was performed. In the presence of fetal apnea, flow velocity measurements were taken from the umbilical artery. Nine patients (21%) halted FBM with the first attempt at maternal breath-holding, four patients (10%) with the second attempt and 22 patients (52%) on using the VM. FBM was arrested within a maximum of 94 s after breath-holding or the VM. No reaction to any of the procedures was observed in seven patients (17%). Breath-holding alone or in combination with the Valsalva maneuver has been shown to be effective in overcoming the problem of FBM during prenatal Doppler examination in most cases.


Subject(s)
Fetal Growth Retardation/diagnostic imaging , Respiration , Ultrasonography, Doppler , Ultrasonography, Prenatal , Valsalva Maneuver , Diabetes, Gestational/diagnostic imaging , Female , Fetal Hypoxia/diagnostic imaging , Fetus/physiology , Humans , Pre-Eclampsia/diagnostic imaging , Pregnancy , Pregnancy Trimester, Third , Prospective Studies , Respiratory Mechanics
17.
Ultrasound Med Biol ; 32(10): 1539-44, 2006 Oct.
Article in English | MEDLINE | ID: mdl-17045875

ABSTRACT

In combination with high-resolution ultrasound (US), vacuum-assisted biopsy (VB) techniques can be used for accurate diagnosis confirmation and therapeutic minimally invasive removal of benign breast lesions. We developed a gel-simulation model to imitate the removal of benign breast lesions (e.g., fibroadenoma) with VB from a turkey breast-phantom. Bilobular US-sensitive models in the form of a fibroadenoma were manufactured from flexible, cuttable synthetic material (longitudinal diameters of 4-20 mm). They were implanted in turkey meat and vacuum biopsied under 2-D and 3-D imaging with 11G and 8 G needles. The minimum number of cylinders removed per tumour volume, the maximum complete excision tumour size and the optimum needle gauge were determined. Lesions with a longitudinal diameter of up to 10 to 12 mm could be removed with the 11G needle, those up to 20 mm with the 8G needle. The values for the correct needle size, number of cylinders per tumour size to be removed produced with the gel turkey phantoms provide a reference for clinicians performing VB with total excision intent. VB is suitable for the removal of benign lesions with a diameter of up to 20 mm.


Subject(s)
Biopsy, Needle/methods , Breast Neoplasms/surgery , Fibroadenoma/surgery , Ultrasonography, Mammary/methods , Animals , Breast/surgery , Breast Neoplasms/diagnostic imaging , Female , Fibroadenoma/diagnostic imaging , Gels , Imaging, Three-Dimensional , Minimally Invasive Surgical Procedures/methods , Needles , Phantoms, Imaging , Silicone Elastomers , Turkeys , Vacuum
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