Publications by authors named "Manu Chopra"

Background: There are guidelines recommending the use of Indwelling pleural catheter (IPC), but there is no established consensus or guidelines regarding the modality of drainage post-IPC insertion. We have devised a novel drainage technique that combines the advantages of both aggressive and symptom-guided drainage.

Method: This was a prospective intervention trial in which patients with malignant pleural effusion, drained with IPC, were initially given one week of 'high-intensity' drainage on an outpatient basis using a low-pressure suction pump, followed by symptom-based home drainage using vacuum bottles.

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Over the past decade, endobronchial ultrasound-guided transbronchial needle aspiration (EBUS-TBNA) has become an indispensable tool in the diagnostic armamentarium of the pulmonologist. As the expertise with EBUS-TBNA has evolved and several innovations have occurred, the indications for its use have expanded. However, several aspects of EBUS-TBNA are still not standardized.

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Background: Obstructive sleep apnea (OSA) is known to be an important contributory factor of coronary artery disease (CAD), but the extent of contribution of OSA in young patients suffering from CAD is not known. Thus, with an aim to detect OSA in young patients suffering from CAD by performing portable polysomnography (PSG), the present study was carried out at a tertiary care chest center.

Methods: A prospective study was carried out from June 2015 to June 2018, wherein 100 consecutive young (age less than 40 years), non-smoking patients with angiographically confirmed CAD, with no identifiable risk factors for cardiovascular diseases except obesity, were subjected to level 3 portable PSG studies.

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Background: Corticosteroids have attracted attention as a treatment option for severe Coronavirus disease (COVID-19). However, published data on steroid therapy is debatable, and real-world data is lacking. This study evaluated the effect of treatment regimens, especially Pulse steroid therapy (Injection Methyl Prednisolone 250 mg iv once a day for three days) in severe-COVID-19 pneumonia at an Indian tertiary care hospital.

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Background: There is a lack of real-world evidence evaluating the disease outcomes and patient features in vaccinated coronavirus disease (COVID-19) cases. This study aimed to address this scientific need gap and also compare characteristics between the partially vaccinated and fully vaccinated COVID-19 patients in India.

Methods: This observational cross-sectional study included data of adult patients diagnosed with COVID-19 at a tertiary care Indian hospital with a history of at least single-dose COVID-19 vaccination.

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Background A mass lesion in the lung is a common finding seen on chest radiology. The prognosis of patients with mass lesions in the lung is capricious as malignancy is a consideration. It is essential to diagnose the underlying aetiology at the earliest with minimally invasive procedures for prompt treatment of the case.

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Opal is the first published example of a full-stack platform infrastructure for an implementation science designed for ML in anesthesia that solves the problem of leveraging ML for clinical decision support. Users interact with a secure online Opal web application to select a desired operating room (OR) case cohort for data extraction, visualize datasets with built-in graphing techniques, and run in-client ML or extract data for external use. Opal was used to obtain data from 29,004 unique OR cases from a single academic institution for pre-operative prediction of post-operative acute kidney injury (AKI) based on creatinine KDIGO criteria using predictors which included pre-operative demographic, past medical history, medications, and flowsheet information.

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Objectives: Bronchiectasis is a common respiratory disease which has significant morbidity and mortality. Health-related quality of life scores are not routinely used for the assessment of bronchiectasis. The present study was undertaken with an aim to assess the clinical profile and functional impairment using spirometry in patients with bronchiectasis and to co-relate functional impairment with their St.

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Aims: Cervical cancer is one of the leading causes of cancer among women, worldwide. HIV-positive women tend to have persistent infection and infection with multiple human papillomavirus (HPV) types. There is a need for affordable HPV DNA tests as viable alternatives to the existing costly commercial assays.

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Pulmonary alveolar microlithiasis (PAM) is a rare disease characterised by calcific deposits in lung parenchyma. PAM being a progressive disease with dissociation between severity of clinical symptoms and radiological picture, it is often detected incidentally. Mutations in the SLC34A2 gene encoding the type IIb sodium phosphate cotransporter in alveolar type II cells are considered to be involved in the pathogenesis of PAM.

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Background: Cough of more than two weeks has become sine quo non with pulmonary tuberculosis (PTB) in a developing country like India. The causes may be different in patients reporting to respiratory OPD vis a vis general OPD.

Aims And Objectives: To study the prevalence of PTB and causes of cough other than PTB among respiratory OPD attendees with cough of more than two weeks duration.

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Vast amounts of molecular data are being collected on tumor samples, which provide unique opportunities for discovering trends within and between cancer subtypes. Such cross-cancer analyses require computational methods that enable intuitive and interactive browsing of thousands of samples based on their molecular similarity. We created a portal called TumorMap to assist in exploration and statistical interrogation of high-dimensional complex "omics" data in an interactive and easily interpretable way.

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Rhinosporidiosis is a chronic granulomatous disorder, caused by Rhinosporidium seeberi endemic in India and Sri Lanka. The most common sites are the nasal mucosa and the nasopharynx and cutaneous lesions usually occur as a part of disseminated rhinosporidiosis. Dapsone has been frequently used in treating disseminated disease in immunocompetent individuals.

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