7,465 research outputs found

    Clinical profile of patients with menorrhagia and its correlation with endometrial histopathology and sonographic features

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    Background: Menorrhagia is one of the most common gynecologic complaints in contemporary gynecology. It is defined as total blood loss exceeding 80 ml per cycle or menses lasting longer than 7 days. Current gynecological survey reports that 30% of all pre-menopausal women perceive their menses to be excessive. So, the main aim of this study was to correlate clinical profile of patients with menorrhagia, etiological factors of menorrhagia, endometrial patterns in cases of menorrhagia, sonography findings in these patients.Methods: This is a prospective study of 100 patients with complaints of menorrhagia that were randomly selected from out-patient department of a tertiary care hospital. In all cases of menorrhagia, detailed history followed by examination and a particular set of investigations including USG was done. All women were subjected to D and C and histo-pathological report taken into account. However all cases of Puberty menorrhagia were excluded from this study as D and C could not be done in them. Treatment was given depending upon cause/age/parity/ family/completion/patient’s desire.Results: AUB is the most common cause of menorrhagia in this study group (60%) with leiomyomas as the second commonest cause (24%). Other causes found were adenomyosis (8%), polyp (4%), IUCD (4%). Maximum cases of menorrhagia are in 40-50 years age group.Conclusions: To conclude AUB (60%) was the commonest cause of menorrhagia followed by leiomyomas (24%), adenomyosis (8%), IUCD (4%) and polyps (4%). Menorrhagia was most common in multiparous (78%) and peri-menopausal age group (40-49 years). Proliferative endometrium was most commonly observed histo-pathological pattern in 58% cases. Leiomyoma was the commonest sonological finding seen in 24% cases followed by adenomyosis in 8% cases

    Impact of cropping systems on soil properties, nutrient availability and their carbon sequestration potential in Shiwalik hills of Himachal Pradesh

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    The impact of cropping systems on soil properties, nutrient availability and their carbon sequestration potential was studied during the years 2014 and 2015 in Shiwalik hills of Himachal Pradesh. The four commonly occurring cropping systems namely vegetable, fruit, cereal crop and agroforestry were selected. Uncultivated land in the region was considered as control. In total, there were five treatments which were replicated six times under randomized block design. The study indicated that the cropping systems in the Shiwalik hills varied significantly (P=0.05) with respect to their impact on soil properties, nutrient availability and carbon sequestration potential. The pH and EC was in the range of 6.04 to 6.90 and 0.094 to 0.138 dSm-1, respectively and were normal in range. Organic carbon and bulk density in surface soils ranged from 8.06 to 9.70 g kg-1 and 1.19 to 1.34 Mg m-3, respectively. The available NPK was highest (267.21, 19.99, 172.42 kg ha-1) under vegetable based cropping system as compared to other systems. Carbon density in surface soil ranged from 11.33 to 15.39 Mg C ha-1 and total carbon sequestered upto 30cm soil depth ranged from 601.96 to 12646.29 Gg. The study indicated that in Shiwalik hills of Himachal Pradesh, the commonly occurring cropping systems did not influence the soil properties and nutrient availability adversely. Agroforestry based cropping system is having highest potential of sequestering soil carbon in Shiwalik hills. Therefore to adapt to changing climatic situation and to mitigate its effect in the region, agroforestry based cropping system need to be encouraged

    Preventing anaemia in pregnancy - need for intensive IEC Activities

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    A Study to know the compliance rale of IFA tablets in respect of collection and consumption was carried out in three districts of Himachal Pradesh covering 90 clusters. Out of total women interviewed with childless than one year, only 94.8% had collected IFA tablets. 41.9% and 10% women had consumed these tablets for 60 and 100 days respectively. Majority of women did not consume these tablets with the reason that medicine is taken on ly during illness and as such they don't require these tablets. Intrusive Information, Education and Communication activities are stressed in the paper

    Modulated structure in the martensite phase of Ni1.8Pt0.2MnGa: a neutron diffraction study

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    7M orthorhombic modulated structure in the martensite phase of Ni1.8Pt0.2MnGa is reported by powder neutron diffraction study, which indicates that it is likely to exhibit magnetic field induced strain. The change in the unit cell volume is less than 0.5% between the austenite and martensite phases, as expected for a volume conserving martensite transformation. The magnetic structure analysis shows that the magnetic moment in the martensite phase is higher compared to Ni2MnGa, which is in good agreement with magnetization measurement

    Evaluation of air pollution tolerance index of certain plant species grown alongside Parwanoo to Solan National Highway-22 in Himachal Pradesh, India

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    The study examined the Air Pollution Tolerance Index (APTI) of selected plant species growing along national highway-22 from Parwanoo to Solan, falling in Solan district of Himachal Pradesh, India. Four species namely Grewiaoptiva, Toonaciliata, Melia azedarach and Woodfordia floribunda of uniform size, age, spread and common in occurrence on both sides of the highway are selected. Leaf samples were collected from selected spe-cies and used to estimate four physiological and biochemical parameters, namely; leaf relative water content (RWC), ascorbic acid content (AA), total leaf chlorophyll (TChl) and leaf extract pH were used to compute the APTI values. The trend of APTI recorded for various species was Melia azedarach (18.37) >Grewiaoptiva(8.77) >Woodfordia floribunda (7.43) >Toonaciliata(6.82). The APTI also varied with seasons of the year. The highest APTI was noticed in rainy followed by winter and summer season. The study indicated Melia azedarach as most tolerant and Toonaciliataas most sensitive species to air pollution

    Anaesthetic management in a patient with osteogenesis imperfecta and a fractured femur

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    Mercury toxicity and detection using chromo-fluorogenic chemosensors

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    Mercury (Hg), this non-essential heavy metal released from both industrial and natural sources entered into living bodies, and cause grievous detrimental effects to the human health and ecosystem. The monitoring of Hg2+ excessive accumulation can be beneficial to fight against the risk associated with mercury toxicity to living systems. Therefore, there is an emergent need of novel and facile analytical approaches for the monitoring of mercury levels in various environmental, industrial, and biological samples. The chromo-fluorogenic chemosensors possess the attractive analytical parameters of low-cost, enhanced detection ability with high sensitivity, simplicity, rapid on-site monitoring ability, etc. This review was narrated to summarize the mercuric ion selective chromo-fluorogenic chemosensors reported in the year 2020. The design of sensors, mechanisms, fluorophores used, analytical performance, etc. are summarized and discussed

    Spatial distribution of Brevicoryne brassicae (L.) in Cabbage in mid-hills of Himachal Pradesh, India

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    Investigations were carried out during two consecutive Rabi seasons of 2014 and2015 at the Experi-mental Farm of the Department of Seed Science and Technology, Dr Y S Parmar University of Horticulture and For-estry, Nauni, Solan, Himachal Pradesh, India to study the spatial distribution of Brevicoryne brassicae in cabbage. One month old cabbage seedlings were planted in the field in the month of November during both the years. Distri-bution pattern of any insect population is an important aspect as it represents the interaction between individuals of the species and their habitat. Spatial distribution is useful for designing efficient sampling programmes for population estimation and development of population models. Spatial distribution is also important to understand the bioecology of the pest and to determine the sampling protocol for that species. In the present study variance to mean ratio (s2/X),mean crowding (X*), ratio of mean crowding to mean (X*/X), ‘k’ of negative binomial, Taylor’s power equation(s2 = 0.9099X1.55 during 2014 and s2 = 2.9861X1.1949 during 2015), Iwao’s patchiness regression and optimum number of samples (Nopt) required to achieve the desired precision were calculated for different densities. Cabbage aphid, B. brassicae appeared in the fourth standard week i.e last week of January( 26.2 aphids/ plant during 2014 and 0.30 aphids/ plant during 2015) and persisted upto thirteenth standard week i.e last week of April ( 18.4 aphids/ plant during 2014 and 18.2 aphids/ plant during 2015) and followed a negative binomial distribution during both years. Optimum number of samples (Nopt) required varied with mean density as well as precision level. The present study will serve as basic information to develop a sampling plan of B. Brassicae in cabbage for its monitoring and management

    In vitro biology of pigeon louse Colpocephalum turbinatum (Amblycera: Phthiraptera)

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    In vitro rearing of amblyceran Phthiraptera is a challenging task. A look on the literature reveals that negligible information exists on the in vitro bionomics of avian Amblycera. Present report furnishes information on the in vitro biology of an amblyceran louse, Colpocephalum turbinatum, reared at 35 ± 1?C, 75-82% Relative Humidity, at feather diet. The incubation period of the eggs of louse was determined as 5.37±0.67 days. The duration of first, second and third nymphal instars remained 5.04±0.65, 5.12±0.89 and 5.0±0.57 days, respectively. The longevity of adult female (13.04 ± 3.67 days) was comparatively longer than that of males (9.6±2.87 days). An adult female laid an average of 0.63 egg/day in vitro condition (35±1oC and 75-82% RH, at feather diet)

    Graphene boosts thermoelectric performance of a Zintl phase compound

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    The concept of nanocomposites derived by incorporating a second minor phase in bulk thermoelectric materials has established itself as an effective paradigm for optimizing high thermoelectric performance. In this work, this paradigm is for the first time extended to bulk Zintl phase Mg3Sb2 and its isoelectronically Bi-doped derivative Mg3Sb1.8Bi0.2 system. Herein, we report the synthesis, microstructural details, electronic structure and thermoelectric properties of (Mg3Sb2, Mg3Sb1.8Bi0.2)/ graphene nanosheet (GNS) nanocomposites with different mass ratios. Field emission scanning electron microscopy (FE-SEM) and transmission electron microscopy (TEM) investigation reveals that Mg3Sb2 nanoparticles are homogenously anchored on the surface of GNS. We demonstrate that Mg3Sb2-based materials incorporated with a small content of graphene outperform optimally, resulting in potential p-type thermoelectric materials. The present nanocomposite additive of GNS deriving such a novel nanocomposite of (Mg3Sb2, Mg3Sb1.8Bi0.2)/GNS, enhances the electrical conductivity significantly, thereby resulting in a substantially large increase in the power factor. The enhanced electrical conductivity of these nanocomposites is attributed to the increase in the carrier concentration and high carrier mobility owing to the ultra high mobility of graphene. X-ray photoelectron spectroscopy (XPS) core level spectra confirm weak bonding between GNS and Mg3Sb2. Increase in carrier concentration is reflected in XPS valence band spectra and change in spectral weight near valence band maxima is indicative of increased electrical conductivity in the nanocomposite material. The thermal conductivity of these nanocomposites is noted to be reduced at high temperature. These favorable conditions lead to enhanced thermoelectric figure-of-merit (ZT) = 0.71 at 773 K for Mg3Sb2/GNS and a ZT = 1.35 at 773 K for Mg3Sb1.8Bi0.2/GNS nanocomposites with the mass ratio of 80 : 1 which are similar to 170% and similar to 125% higher values compared to bare Mg3Sb2 and bare Mg3Sb1.8Bi0.2 respectively. We strongly believe that the present novel strategy of fabricating such a nanocomposite of a Zintl compound by utilizing GNS as a nanocomposite additive, may provide an emerging path for improving thermoelectric properties of various Zintl phase compounds
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