329 research outputs found

    A rare presentation of deep infiltrating cervical endometriosis mimicking cervical cancer

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    Though endometriosis is a common progressive benign disorder of women, endometriosis of the cervix is rarely seen. It poses a challenge both for diagnosis and management. Most of the patients with Cervical endometriosis are asymptomatic, present with abnormal vaginal bleeding, post-coital bleeding or intermenstrual bleeding. In this paper, we report a rare case of deep infiltrating cervical endometriosis involving the ureter mimicking cervical cancer, the need for awareness to include cervical endometriosis as a differential diagnosis in case of menstural irregularities and its potential to cause serious complications

    Analysis of power system faults in EHVAC line for varying fault time instances using wavelet transforms

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    AbstractThis paper evaluates how the occurrence time of fault affects the energy entropy present in a fault signal. The diagnostic method that is proposed is based on calculating the wavelet entropy of sampled signal at different fault occurrence times. The energy of detailed coefficients of db wavelet are extracted at level 1 & level 5 for L–G fault and analysis is done for varying fault times. The analysis can further be extended to other types of faults

    Relationship between maternal iron and cord blood iron status: A prospective study

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    Background: Iron sufficiency is of paramount importance in the neonatal period. Controversy exists whether the transfer of iron to the fetus from the mother is determined by fetal demands or by maternal iron stores. Numerous studies correlating maternal and neonatal iron stores revealed conflicting results. Aims: To study the relationship between maternal and neonatal iron indices at birth and to observe the impact of gestational age on iron stores in neonates. Methods and Materials: This prospective study was conducted in neonatal care unit of the tertiary hospital. Total 195 mother and newborn pairs are enrolled in the study. Neonates were divided into groups based on gestational age. The maternal venous samples were collected 1 h ± 15 min before the delivery. Cord blood sample and venous samples were drawn from a peripheral vein in neonates who came for follow-up at 4 weeks. Samples were analyzed for hemoglobin (Hb), serum ferritin, serum iron, and total iron-binding capacity. Results: Significant positive correlation was found between maternal Hb and neonatal ferritin (Pearson’s correlation coefficient =0.26, p=0.002) and maternal iron and neonatal iron (Pearson’s correlation coefficient =0.294, p=0.000). Ferritin concentration of cord blood samples in neonates born to mothers with ferritin levels <12 μg/L showed significant correlation. Mean ferritin in preterm neonates (128.9±80.7 μg/dl) was significantly lower than in term neonates (156.9±78.6 μg/dl) (p=0.040). Mean Hb in preterm neonates (14.5±2.1 g/dl) was significantly lower than in term neonates (15.0±2.1 g/dl) (p=0.028). 4-week samples showed significantly lower serum iron concentrations in preterm when compared to term group. Serum ferritin levels at birth showed positive correlation at 4 weeks. (Pearson’s correlation coefficient =0.211, p=0.028). Conclusions: Neonatal iron stores are affected in case of severe maternal iron deficiency indicated by ferritin levels <12 μg/L. Gestational age has a significant impact on neonatal iron stores. Neonates with a deficient iron store at birth likely to have low iron stores at 4 weeks

    DNA barcoding to resolve phylogenetic relationship in Myristica spp.

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    Myristica is the largest and primitive genus of the taxonomically complex family Myristicaceae. DNA barcoding was used to study the evolutionary relationship between Myristica spp. and other genera of Myristicaceae. The barcoding loci namely, rbcL, matK, psbA-trnH, ITS and multilocus combinations were tested to assess their phylogenetic relationship. psbA-trnH locus revealed information regarding the relationship of species in Myristica genus. M. fragrans was found to be closely related to M. beddomei, M. amygdalina, M. andamanica1, whereas M. Fatua was found to be distinct from M. malabarica. Gymnocranthera and Knema species were found to share sister relation with other Myristica spp

    EFFICIENT ROUTER FOR MPSoC COMMUNICATION

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    Moore’s law fashioned a major revolution in semiconductor industry which is the System-on-chip (SoC). Multiple independent circuit implementations are integrated into a single chip in SoC. The applications which require more number of processors leads to the development of Multiprocessor System on Chip (MPSoC). The MPSoC design is having their own share of issues and challenges. The ever increasing complexity in modern MPSoC designs makes challenges to the design engineers. The communication between different IP cores is one of the major problems faced by MPSoC. This works presents an efficient FSM and FIFO base router design for MPSoC communication. The design functional verification and synthesis is done by using Xilinx-ISE. The obtained results matching with expected ones show that this will be an efficient solution for the communication field

    EXPERIMENTAL AND ANALYTICAL STUDY ON THE IMPACT BEHAVIOR OF STEEL–CONCRETE COMPOSITE SLAB

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    Concrete structures have been widely used for many years to resist impact loads. Steel–concrete composite structures may be considered efficient structures in the emerging modern construction field. Hence, the main objective of this research was to study the impact behavior of steel concrete composite slabs with different shear connectors and compare them with conventional slabs. Seven specimens of dimensions 500 × 500 × 50 mm were cast, which included plain cement concrete slabs, two reinforced cement concrete slabs with steel mesh and steel rebars as reinforcement, and four steel-concrete composite slabs with four different shear connectors: stud, tee, angle, and channel connectors. The composite action was achieved using a steel decking sheet welded with connectors on which the concrete layer was poured at the top. The test setup was fabricated with slots provided for specimens with simply supported end conditions and a mild steel drop weight. The specimens were impacted at the center of the span by dropping a steel mass from a free fall height of 1 m. The number of blows corresponding to the initial cracking and ultimate failure stages was recorded. The parameters that were used to compare the specimens were the impact energy absorbed, crack pattern, crack width, and increase in impact energy from the first blow to the last blow. The experimental results were very close to the analytical results obtained using ANSYS. The experimental and analytical results showed that the composite slabs with channel connectors performed better than the others, and it was proven that the composite slabs performed better under impact loading than conventional slabs

    ABO incompatibility: its impact on pregnancy and neonate

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    ABO incompatibility is one of the most common cause of haemolytic disease of fetus and new-born (HDFN). The expression of ABO incompatibility in most of the cases is mild due to the lower expression of A and B Antigens on fetal red cells. ABO incompatibility has affected the first pregnancy and is milder in the subsequent pregnancies.  However, we describe this case with unusually severe form of ABO incompatibility which had an effect not only in her first pregnancy but also in all her subsequent pregnancies, evident as recurrent abortions and both her neonates developed pathological jaundice requiring exchange transfusion. It also emphasizes the fact that ABO incompatibility is not always a benign condition and should be considered in all babies whose mothers have O blood group, even in the presence of a negative DAT. Anticipation of ABO incompatibility not only in the first pregnancy but also in the subsequent pregnancies is necessary. Early diagnosis with cord blood bilirubin can prevent neonatal morbidity.

    Degradation of crude oil using the indigenous isolate Bacillus sp SEA18

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    Hydrocarbon contamination in the environment today is gaining more importance as they are carcinogenic and neurotoxic. Methods to degrade these hydrocarbons are rightfully demanding and researchers are on a lookout for new and indigenous species as they are sustained in that niche by utilizing the resources available. Because of the capabilities exhibited by bacteria in environmental remediation, this study, focuses on isolating an indigenous bacterium from oil-contaminated site and evaluate its potential in degrading oils. The isolate obtained was identified as Bacillus sp and was found to show the degradation of crude oil to an extent of 80% after 60 days of incubation. The analysis was confirmed by GC-MS analysis that showed a significant reduction in the number of hydrocarbons. This capability of this bacterium to produce biosurfactants promises this species to play a role in degradation as biosurfactants would enhance the degradation process. This study, therefore, reinforces the fact that indigenous species are potential hydrocarbon degraders due to their adaptability and endurance

    Degradation of crude oil using the indigenous isolate Bacillus sp SEA18

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    317-326Hydrocarbon contamination in the environment today is gaining more importance as they are carcinogenic and neurotoxic. Methods to degrade these hydrocarbons are rightfully demanding and researchers are on a lookout for new and indigenous species as they are sustained in that niche by utilizing the resources available. Because of the capabilities exhibited by bacteria in environmental remediation, this study, focuses on isolating an indigenous bacterium from oil-contaminated site and evaluate its potential in degrading oils. The isolate obtained was identified as Bacillus sp and was found to show the degradation of crude oil to an extent of 80% after 60 days of incubation. The analysis was confirmed by GC-MS analysis that showed a significant reduction in the number of hydrocarbons. This capability of this bacterium to produce biosurfactants promises this species to play a role in degradation as biosurfactants would enhance the degradation process. This study, therefore, reinforces the fact that indigenous species are potential hydrocarbon degraders due to their adaptability and endurance
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