scholarly journals A Comparative Study of Vaginal Labor and Caesarean Section Postpartum Uterine Myoelectrical Activity

Sensors ◽  
2020 ◽  
Vol 20 (11) ◽  
pp. 3023
Author(s):  
Alba Diaz-Martinez ◽  
Javier Mas-Cabo ◽  
Gema Prats-Boluda ◽  
Javier Garcia-Casado ◽  
Karen Cardona-Urrego ◽  
...  

Postpartum hemorrhage (PPH) is one of the major causes of maternal mortality and morbidity worldwide, with uterine atony being the most common origin. Currently there are no obstetrical techniques available for monitoring postpartum uterine dynamics, as tocodynamometry is not able to detect weak uterine contractions. In this study, we explored the feasibility of monitoring postpartum uterine activity by non-invasive electrohysterography (EHG), which has been proven to outperform tocodynamometry in detecting uterine contractions during pregnancy. A comparison was made of the temporal, spectral, and non-linear parameters of postpartum EHG characteristics of vaginal deliveries and elective cesareans. In the vaginal delivery group, EHG obtained a significantly higher amplitude and lower kurtosis of the Hilbert envelope, and spectral content was shifted toward higher frequencies than in the cesarean group. In the non-linear parameters, higher values were found for the fractal dimension and lower values for Lempel-Ziv, sample entropy and spectral entropy in vaginal deliveries suggesting that the postpartum EHG signal is extremely non-linear but more regular and predictable than in a cesarean. The results obtained indicate that postpartum EHG recording could be a helpful tool for earlier detection of uterine atony and contribute to better management of prophylactic uterotonic treatment for PPH prevention.

Author(s):  
Maria Moleiro ◽  
Luís Guedes-Martins ◽  
Alexandrina Mendes ◽  
Cláudia Marques ◽  
Jorge Braga

AbstractNowadays, postpartum hemorrhage is the major cause of maternal mortality and morbidity worldwide. Uterine atony is its main cause; thus, prophylactic measures, as well as medical and surgical fast approaches, have been developed to manage it. The uterine compression sutures are a possible treatment that preserves the uterus and, consequently, the fertility potential. Bearing that in mind, we report two cases of postpartum hemorrhage after caesarean section, successfully treated with a new modification of Pereira suture — longitudinal and transverse uterine sutures were applied after no response was registered to the first-line therapies. Both women recovered, and the postpartum evaluation revealed a normal uterus with an adequate blood supply, suggesting potential fertility, as described in the literature regarding this kind of therapeutic approach.


2014 ◽  
Vol 23 (1) ◽  
pp. 3-9 ◽  
Author(s):  
Andreea A. Creanga ◽  
Cynthia J. Berg ◽  
Jean Y. Ko ◽  
Sherry L. Farr ◽  
Van T. Tong ◽  
...  

2021 ◽  
pp. 1753495X2098401
Author(s):  
Konstantinos Giannakou

Pre-eclampsia is a leading cause of neonatal and maternal mortality and morbidity that complicates approximately 2–8% of all pregnancies worldwide. The precise cause of pre-eclampsia is not completely understood, with several environmental, genetic, and maternal factors involved in its pathogenesis and pathophysiology. An accurate predictor of pre-eclampsia will facilitate early recognition, close surveillance according to the individual risk and early intervention, and reduce the negative consequences of the disorder. Current evidence shows that no single test predicts pre-eclampsia with sufficient accuracy to be clinically useful. A combination of markers into multiparametric models may provide a more useful and feasible predictive tool for pre-eclampsia screening in the routine care setting than a test of either component alone. This review presents a summary of the current advances on prediction of pre-eclampsia, highlighting their performance and applicability. Key priorities when conducting research on predicting pre-eclampsia are also analyzed.


2017 ◽  
Vol 103 (2) ◽  
pp. 186-191 ◽  
Author(s):  
Tassos Grammatikopoulos ◽  
Patrick James McKiernan ◽  
Anil Dhawan

Portal hypertension (PHT), defined as raised intravascular pressure in the portal system, is a complication of chronic liver disease or liver vascular occlusion. Advances in our ability to diagnose and monitor the condition but also predict the risk of gastrointestinal bleeding have enabled us to optimise the management of children with PHT either at a surveillance or at a postbleeding stage. A consensus among paediatric centres in the classification of varices can be beneficial in streamlining future paediatric studies. New invasive (endoscopic and surgical procedures) and non-invasive (pharmacotherapy) techniques are currently used enabling clinicians to reduce mortality and morbidity in children with PHT.


Author(s):  
Kamrun Nessa ◽  
Sumia Bari ◽  
Sanjida Khan ◽  
Ferdowsi Sultana ◽  
Tania Akbar

Background: Globally postpartum haemorrhage remains a leading cause of maternal death. It affects only 1-2% of postnatal women. This low incidence of secondary PPH and linkage to maternal morbidity rather than mortality was the reason for the little attention among obstetricians, but it is recently gaining importance and interest with the increase morbidity and mortality related to secondary PPH.Methods: A retrospective study was conducted on the diagnosed patients of secondary PPH admitted in Enam Medical College and Hospital, Dhaka, Bangladesh, from January 2015 to December 2016. Among 33 cases of secondary PPH age of the patients, parity, mode of delivery, causes and management were noted from medical records. All data was analyzed by SPSS16.Results: Among 33 patients 14 (42.4%) were primi and 19 (57.6%) were multipara, age between 18 to 38 years, majority admitted 2nd and 3rd week after delivery. Among 33 patients 12% delivered vaginally at home and 30% vaginally at hospital and 58% undergone LUCS. We found 34% retained bits of placenta, 27% uterine wound dehiscence, 24% retained clots and 15% endometritis as causes. Less than 3 units blood needed in 22 (66.7%) patients and 11 (33.3%) needed more than 3 units. About 6 (18%) patients were treated conservatively, MVA were needed in 18 (55%) patients, repair of wound in 4 (12%) and TAH was in 5 (15%).Conclusions: Secondary PPH is increasing may result in significant maternal morbidity as well as mortality. More study needed to identify the risk factors and causes to reduce maternal mortality and morbidity.


2010 ◽  
Vol 17 (01) ◽  
pp. 84-90
Author(s):  
FARZANA LATIF ◽  
BUSHRA BANO ◽  
UZMA HUSSAIN

Objective: To compare the efficacy of Glyecryl trinitrate patch for prolonging gestation for more than 48 hours, 7 days or upto 37 weeks of gestation with Salbutamol in preterm labour. Study Design: Compartive descriptive study. Setting: Fatima Memorial HospitalLahore. Period: Dec 2003 to Jan 2005. Patients & Methods: The study was carried out on 60 pregnant patients admitted in hospital with thesymptoms and signs of preterm labour. The results were statistically analyzed using SPSS version 8.0. Results: Two groups (TransdermalGlyceryl Trinitrate group and Salbutamol) comprising 30 patients each were made. In Glyceryl Trinitrate group, transdermal patch was appliedand in Salbutamol group,. Intravenous infusion titrated according to frequency, duration and intensity of uterine contractions. All the patientsin each group were evaluated for prolongation of gestation for 48 hours till 37th week of gestation. The mean prolongation of pregnancy was26 days in GTN group and 32 days in Salbutamol group. The decrease in frequency of uterine contractions by 67.51 ± 7.74% in first 48 hoursof applying transdermal Glyceryl Trinitrate patch and by 80.14 ± 8.43 % in Salbutamol group which was statistically significant. Conclusion:Trinitrate appears to be a safe, well tolerated and non-invasive but less effectives method of suppressing uterine contraction in preterm labouras compared to Salbutamol.


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