Nishant Kumar Chauhan

ORCID: 0000-0003-3491-0275
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About
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Research Areas
  • Tracheal and airway disorders
  • Airway Management and Intubation Techniques
  • Pleural and Pulmonary Diseases
  • Ultrasound in Clinical Applications
  • SARS-CoV-2 and COVID-19 Research
  • Chronic Obstructive Pulmonary Disease (COPD) Research
  • Respiratory Support and Mechanisms
  • COVID-19 Clinical Research Studies
  • Lung Cancer Diagnosis and Treatment
  • Long-Term Effects of COVID-19
  • Interstitial Lung Diseases and Idiopathic Pulmonary Fibrosis
  • Congenital Diaphragmatic Hernia Studies
  • Neonatal Respiratory Health Research
  • Pulmonary Hypertension Research and Treatments
  • Salivary Gland Tumors Diagnosis and Treatment
  • Antifungal resistance and susceptibility
  • Vascular Anomalies and Treatments
  • Esophageal and GI Pathology
  • Tuberculosis Research and Epidemiology
  • Fungal Infections and Studies
  • Infection Control and Ventilation
  • Diagnosis and treatment of tuberculosis
  • Cystic Fibrosis Research Advances
  • Electrical Fault Detection and Protection
  • Head and Neck Surgical Oncology

All India Institute of Medical Sciences Jodhpur
2014-2025

All India Institute of Medical Sciences
2023-2025

Amity University
2024

Deen Dayal Upadhyay Hospital
2023

Institute of Engineering
2023

Institute of Medical Sciences
2022

University of California, Los Angeles
2009

Bronchiectasis is a common but neglected chronic lung disease. Most epidemiological data are limited to cohorts from Europe and the USA, with few low-income middle-income countries. We therefore aimed describe characteristics, severity of disease, microbiology, treatment patients bronchiectasis in India.The Indian registry multicentre, prospective, observational cohort study. Adult (≥18 years) CT-confirmed were enrolled 31 centres across India. Patients due cystic fibrosis or traction...

10.1016/s2214-109x(19)30327-4 article EN cc-by-nc-nd The Lancet Global Health 2019-08-08

Background Identifying risk factors for poor outcomes can help with stratification and targeting of treatment. Risk mortality exacerbations have been identified in bronchiectasis but almost exclusively studied European North American populations. This study investigated the outcome a large population patients enrolled India. Methods The Multicentre Bronchiectasis Audit Research Collaboration (EMBARC) Respiratory Network India (EMBARC-India) registry is prospective observational adults...

10.1183/13993003.00611-2022 article EN cc-by-nc European Respiratory Journal 2022-10-13

India introduced BBV152/Covaxin and AZD1222/Covishield vaccines in January 2021. We estimated the effectiveness of these against severe COVID-19 among individuals aged ≥45 years.We did a multi-centric, hospital-based, case-control study between May July Cases were patients, controls negative from 11 hospitals. Vaccine (VE) was for complete (2 doses ≥ 14 days) partial (1 dose 21 vaccination; interval two vaccine vaccination Delta variant. used random effects logistic regression model to...

10.1016/j.ijid.2022.07.033 article EN cc-by-nc-nd International Journal of Infectious Diseases 2022-07-16

Ventilator-associated pneumonia (VAP) is a type of nosocomial developing in patients who are mechanically ventilated for ≥48 hours. Lung ultrasound (LUS) has been shown to be useful evaluating various pathologic pulmonary conditions. We aimed study the utility chest diagnosis VAP critical care unit. This was monocentric, prospective observational carried out intensive unit (ICU) our institution. On clinical suspicion VAP, were subjected (lung) examination, which done supine position six...

10.4081/monaldi.2025.2974 article EN cc-by-nc Monaldi Archives for Chest Disease 2025-04-28

The outbreak ofsevere acute respiratory syndrome coronavirus 2 (SARS-CoV-2) pandemic has resulted inexponential rise in the number of patients getting hospitalised with corona virus disease 2019 (COVID-19). There is a paucity data from South East Asian Region related to predictors clinical outcomes these patients. This formed basis conducting our study.This was an analytical cross-sectional study. Demographic, clinical, radiological and laboratory 125 collected on admission. study outcome...

10.23750/abm.v92i3.10630 article EN Acta bio-medica dell'Ateneo parmense/Acta biomedica 2021-07-01

In the COVID-19 pandemic, global health care systems have become overwhelmed with potentially infectious patients seeking testing and care. Preventing spread of infection to from workers (HCWs) relies on effective use personal protective equipment(PPE). The most critical part in due course managing this pandemic is adequate supply PPEs. We customized a PPE which economical reusable after proper disinfection. This can be solution conservation during pandemic.

10.4103/jfmpc.jfmpc_556_20 article EN cc-by-nc-sa Journal of Family Medicine and Primary Care 2020-01-01

This research paper delves into the intersection of advanced technology and military strategies, specifically focusing on imperative task camouflaged object detection within Indian Paramilitary forces. Leveraging cutting-edge DL Frameworks, like CNNs, Faster RCNN, YOLOv8, our methodology aims to enhance precision efficiency identifying concealed weapons objects in real-world scenarios. The collaboration with has enabled creation a dataset tailored challenges faced ground, reflecting...

10.1109/icicacs60521.2024.10498339 article EN 2024-02-23

Pleural effusion is easily diagnosed often managed optimally with standard protocols. It at times, a diagnostic dilemma as it comes big list of differential diagnosis. due to pancreaticopleural fistula (PPF) rare and on right side even rarer. Detailed history along high index suspicion in required diagnose PPF, which confirmed by increased level pleural fluid amylase lipase magnetic resonance cholangiopancreatography (MRCP) or endoscopic retrograde (ERCP) demonstrating tract. Here we report...

10.4081/monaldi.2019.1125 article EN cc-by-nc Monaldi Archives for Chest Disease 2019-09-26

This study was planned to estimate the proportion of confirmed multi-drug resistance pulmonary tuberculosis (TB) cases out presumptive referred DTC (District Tuberculosis Center) Jodhpur for diagnosis; identify clinical and socio-demographic risk factors associated with multidrug-resistant TB assess spatial distribution find clustering pattern in help Geographic Information System (GIS). In district, 150 resistant (MDR-TB) cases, diagnosed by probe-based molecular drug susceptibility testing...

10.4081/monaldi.2022.2026 article EN cc-by-nc Monaldi Archives for Chest Disease 2022-01-18

Mounier-Kuhn syndrome (MKS) is a rare disease of unknown etiology characterized by abnormal pathologic dilatation tracheabronchial tree. The diagnosis MKS normally made on CT scan chest the basis enlarged diameters trachea and main stem bronchi. We are presenting histologically confirmed case MKS, where diameter right bronchus below minimum (mean+3 SD) required for diagnosis. suggest that should not be solely based fixed criteria such as airways, but overall clinical, pathologic, radiologic profile.

10.1097/lbr.0000000000000226 article EN Journal of Bronchology & Interventional Pulmonology 2016-07-04

Background: India introduced BBV152/Covaxin and AZD1222/Covishield vaccines from January 2021. We estimated effectiveness of these against severe Coronavirus disease 2019 (COVID-19) among individuals aged >=45 years.Methods: did a multi-centric, hospital-based, case–control study between May July Cases were COVID-19 patients controls negative 11 hospitals. Vaccine (VE) was for full (2 doses ≥14days) partial (1 dose ≥21 days) vaccination; duration two vaccine the Delta variant. used random...

10.2139/ssrn.3955739 article EN SSRN Electronic Journal 2021-01-01

Electrical injuries though infrequent, are potentially devastating form of which associated with high morbidity and mortality. The severity the injury depends upon intensity electrical current is determined by voltage resistance offered victim. These vary from trivial burns to death. There have been few reports about pulmonary due but none mentioning neurogenic edema (NPE). Here we report a young boy who when exposed high-voltage developed was successfully managed. Though there no specific...

10.5005/jp-journals-10071-23269 article EN Indian Journal of Critical Care Medicine 2019-01-01

A 33-year-old woman presented with a 1-month history of dry cough, fever, reduced appetite and weight loss. She had taken antitubercular therapy about year prior partial improvement in symptoms. At initial presentation, plain chest X-ray followed by contrast-enhanced CT scan was advised. The image suggestive right upper lobe mass lesion. Since the patient no sputum production, diagnostic flexible bronchoscopy performed. bronchoalveolar lavage fluid analysis along ultrasonography-guided lung...

10.1136/bcr-2014-205207 article EN BMJ Case Reports 2014-10-29

Abstract We studied the pattern and duration of viral ribonucleic acid (RNA) shedding in 32 asymptomatic 11 paucisymptomatic coronavirus disease 2019 cases. Viral RNA exhaled breath progressively diminished became negative after 6 days a positive reverse-transcription polymerase chain reaction test. Therefore, isolation can be minimized to days.

10.1093/ofid/ofaa599 article EN cc-by-nc-nd Open Forum Infectious Diseases 2020-12-08

Introduction: Narrow band imaging (NBI) video bronchoscopy provides better visualisation of submucosal vascular patterns in malignant airway lesions compared to white light bronchoscopy. This analytical cross-sectional study was aimed look for any relationship between these NBI and the histologic type lung cancer. Material methods: After screening 78 patients with suspected cancer, 53 subjects underwent Thirty-two showing abnormal bronchial mucosa or endobronchial growth on were enrolled...

10.5603/arm.a2021.0014 article EN Advances in respiratory medicine 2021-02-28

Rapid on-site evaluation (ROSE) during transbronchial needle aspiration (TBNA) is conventionally performed by pathologists. However, availability of a pathologist in the bronchoscopy suite often an issue. We aimed to study if pulmonologist, after receiving short period training cytopathology, able assess adequacy onsite samples TBNA.

10.5603/arm.a2022.0020 article EN cc-by Advances in respiratory medicine 2022-05-10

A partial or complete resolution of the neoplastic lesion, either spontaneously in presence therapy that is considered inadequate to exert significant influence on growth a spontaneous regression. This phenomenon extremely rare lung neoplasms. close follow up with imaging along bronchoscopy and biopsy lesion essential, as they may have potential for distant spread even during radiological Here, we report case bronchial carcinoid tumor had high mitotic activity was resected.

10.5152/turkthoracj.2018.18059 article EN Turkish Thoracic Journal 2018-10-16

ABSTRACT Introduction: This study aimed to ascertain the accuracy of clinical examination for determination pleural puncture sites as compared use ultrasonography in patients with effusion. Material and Methods: A single-centre, prospective, observational was carried out amongst 115 effusion a tertiary care hospital western India. Patients were subjected assessment same confirmed ultrasonography. All physicians blinded marking previous physician prevent any influence on their assessment....

10.4103/lungindia.lungindia_270_23 article EN cc-by-nc-sa Lung India 2024-02-27
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