241 research outputs found

    Semiclassical Electron Correlation in Density-Matrix Time-Propagation

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    Lack of memory (locality in time) is a major limitation of almost all present time-dependent density functional approximations. By using semiclassical dynamics to compute correlation effects within a density-matrix functional approach, we incorporate memory, including initial-state dependence, as well as changing occupation numbers, and predict more observables in strong-field applications.Comment: 4.5 pages, 1 figur

    ASSESSMENT OF QUALITY OF LIFE IN PATIENTS WITH FIBROADENOMA

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    ABSTRACTObjective: Health problems can interfere with even the most basic aspects of daily living. Health-related quality of life (QoL) is an assessment of howthe individual's well-being may be affected over time by a disease, disability, or disorder. Fibroadenomas of the breast are benign tumors composedof stromal and epithelial tissue.Methods: The study will be carried out by the collection and documentation of general information of the patient including personal history, familybackground, clinical findings, investigations, and medical illness associated with fibroadenoma. Further, QoL will be documented using SF-12questionnaire designed to assess the impact of fibroadenoma and their complications.Results and Discussion: Out of 130 female patients, 112 patients (86%) were married and 18 patients (14%) were unmarried; the study confirmsthat married women are more affected with fibroadenoma than unmarried. The results indicate that physical component summary (PCS) doesnot improve significantly, but the mental component summary (MCS) improves significantly after counseling. PCS and MCS have been significantlyimproved in post-menopausal women. MCS is improved pre-menopausal women.Conclusion: The study concludes that PCS does not improve significantly, but MCS improves significantly after counseling in pre- and post-menopausalwomen. Therefore, after counseling, patient's physical health, social relationships, and environment have been improved.Keywords: Quality of life, Fibroadenoma, Counseling

    Non union of scaphoid fracture in a cricketer – possibility of a stress fracture: a case report

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    Scaphoid stress fractures are rare and can be a cause of wrist pain in sportspersons. All the cases reported in the literature have been sportspersons. Missing a scaphoid stress fracture could lead to non-union of the scaphoid and early degenerative arthritis of the radio-carpal joint. This can cause chronic wrist pain and can reduce the career span of a sportsperson. We report a case of non union of a scaphoid fracture in a cricketer possibly secondary to a stress fracture

    All-glass apparatus for micro-synthesis of radioactive solids

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    Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/32478/1/0000563.pd

    The Swimmer's view: does it really show what it is supposed to show? A retrospective study

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    <p>Abstract</p> <p>Background</p> <p>One of the basic principles in the primary survey of a trauma patient is immobilisation of the cervical spine till cleared of any injury. Lateral cervical spine radiograph is one of the important initial radiographic assessments. More than often additional radiographs like the Swimmer's view are necessary for adequate visualisation of the cervical spine. How good is the Swimmer's view in visualisation of the cervical spine after an inadequate lateral cervical spine radiograph?</p> <p>Methods</p> <p>100 Swimmer's view radiographs randomly selected over a 2 year period in trauma patients were included for the study. All the patients had inadequate lateral cervical spine radiographs. The radiographs were assessed with regards to their adequacy by a single observer. The criteria for adequacy were adequate visualisation of the C7 body, C7/T1 junction and the soft tissue shadow.</p> <p>Results</p> <p>Only 55% of the radiographs were adequate. None of the inadequate radiographs provided adequate visualisation of the C7 body and the C7/T1 junction. In 42.2% radiographs the soft tissue shadow was unclear. Poor exposure accounted for 53% of the inadequacies while overlapping bones accounted for the rest.</p> <p>Conclusion</p> <p>Clearing the cervical spine prior to removing triple immobilisation is essential in a trauma patient. This needs adequate visualisation from C1 to C7/T1 junction. In our study Swimmer's views did not satisfactorily provide adequate visualisation of the cervical spine in trauma patients. We recommend screening the cervical spine by a CT scan when the cervical spine lateral radiographs and Swimmer's views are inadequate.</p

    Impact of associated injuries in the Floating knee: A retrospective study

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    <p>Abstract</p> <p>Background</p> <p>Floating knee injuries are usually associated with other significant injuries. Do these injuries have implications on the management of the floating knee and the final outcome of patients? Our study aims to assess the implications of associated injuries in the management and final outcome of floating knee.</p> <p>Methods</p> <p>29 patients with floating knees were assessed in our institution. A retrospective analysis of medical records and radiographs were done and all associated injuries were identified. The impact of associated injuries on delay in initial surgical management, delay in rehabilitation & final outcome of the floating knee were assessed.</p> <p>Results</p> <p>38 associated injuries were noted. 7 were associated with ipsilateral knee injuries. Lower limb injuries were most commonly associated with the floating knee. Patients with some associated injuries had a delay in surgical management and others a delay in post-operative rehabilitation. Knee ligament and vascular injuries were associated with poor outcome.</p> <p>Conclusion</p> <p>The associated injuries were quite frequent with the floating knee. Some of the associated injuries caused a delay in surgical management and post-operative rehabilitation. In assessment of the final outcome, patients with associated knee and vascular injuries had a poor prognosis. Majority of the patients with associated injuries had a good or excellent outcome.</p

    RNA-interference in rice against Rice tungro bacilliform virus results in its decreased accumulation in inoculated rice plants

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    Rice tungro is a viral disease seriously affecting rice production in South and Southeast Asia. Tungro is caused by the simultaneous infection in rice of Rice tungro bacilliform virus (RTBV), a double-stranded DNA virus and Rice tungro spherical virus (RTSV), a single-stranded RNA virus. To apply the concept of RNA-interference (RNAi) for the control of RTBV infection, transgenic rice plants expressing DNA encoding ORF IV of RTBV, both in sense as well as in anti-sense orientation, resulting in the formation of double-stranded (ds) RNA, were raised. RNA blot analysis of two representative lines indicated specific degradation of the transgene transcripts and the accumulation of small molecular weight RNA, a hallmark for RNA-interference. In the two transgenic lines expressing ds-RNA, different resistance responses were observed against RTBV. In one of the above lines (RTBV-O-Ds1), there was an initial rapid buildup of RTBV levels following inoculation, comparable to that of untransformed controls, followed by a sharp reduction, resulting in approximately 50-fold lower viral titers, whereas the untransformed controls maintained high levels of the virus till 40 days post-inoculation (dpi). In RTBV-O-Ds2, RTBV DNA levels gradually rose from an initial low to almost 60% levels of the control by 40 dpi. Line RTBV-O-Ds1 showed symptoms of tungro similar to the untransformed control lines, whereas line RTBV-O-Ds2 showed extremely mild symptoms
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