N Khandelwal

ORCID: 0009-0004-8776-881X
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About
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Research Areas
  • Traumatic Brain Injury and Neurovascular Disturbances
  • Ear and Head Tumors
  • Neurosurgical Procedures and Complications
  • Spinal Fractures and Fixation Techniques
  • Ear Surgery and Otitis Media
  • Bacterial Infections and Vaccines
  • Infectious Diseases and Tuberculosis
  • Vascular anomalies and interventions
  • Medical Imaging and Analysis
  • Cerebrospinal fluid and hydrocephalus
  • Meningioma and schwannoma management
  • Cerebral Venous Sinus Thrombosis
  • Spine and Intervertebral Disc Pathology
  • Vascular Malformations and Hemangiomas
  • Vascular Malformations Diagnosis and Treatment
  • Systemic Sclerosis and Related Diseases
  • Radiomics and Machine Learning in Medical Imaging
  • Head and Neck Cancer Studies
  • Sinusitis and nasal conditions
  • Rheumatoid Arthritis Research and Therapies
  • Hearing, Cochlea, Tinnitus, Genetics
  • Abdominal vascular conditions and treatments
  • Biliary and Gastrointestinal Fistulas
  • Cardiac Arrest and Resuscitation
  • Radiation Dose and Imaging

Vellore Institute of Technology University
2025

Sardarkrushinagar Dantiwada Agricultural University
2023

Post Graduate Institute of Medical Education and Research
2009-2018

AbbVie (United States)
2018

Incheon St. Mary's Hospital
2012

Advanced Radiation Therapy (United States)
2012

Seoul Medical Center
2012

Institute of Post Graduate Medical Education and Research
2012

Abstract This study evaluated the ecological impacts of three generations biorefineries using an integrated circularity-life cycle assessment (LCA) approach. In this context, LCA distinct biorefinery scenarios was conducted utilising Greenhouse Gases, Regulated Emissions, and Energy use in Transportation (GREET ® ) model to compare their environmental impacts. Two third-generation scenarios, i.e., algae hydrothermal liquefaction (HTL)—pathway I combined processing (CAP)—pathway II, one...

10.1038/s41598-025-96474-w article EN cc-by Scientific Reports 2025-04-16

10.1007/bf02724422 article EN The Indian Journal of Pediatrics 2005-06-01

Purpose: A retrospective study of CT-guided fine-needle aspiration biopsies (FNABs) spinal lesions performed over a period 6 years was carried out with the aim assessing safety and efficacy procedure to analyse various approaches used. Material Methods: Ninety-three FNABs were in 87 patients, 4–70 age, under CT guidance. Lytic or mixed vertebral without paraspinal soft tissue component included study. approach depended on anatomic region part vertebra involved. Results: definite cytological...

10.3109/02841859909175570 article EN Acta Radiologica 1999-09-01

The detection of cervical lymph nodal metastasis and carotid artery invasion by metastatic nodes is an important issue in the management head neck malignancies. This study compared evaluation palpation, ultrasonography (USG) computed tomography (CT) patients with known Twenty-five consecutive malignancy were prospectively evaluated for presence lymphadenopathy invasion. All underwent clinical examination (palpation), USG CT examination. A modified criteria was employed which yielded...

10.1258/0022215021910519 article EN The Journal of Laryngology & Otology 2002-03-01

Acute disseminated encephalomyelitis in children is not uncommon developing countries, yet there little systematic documentation of its clinical profile and follow-up. We studied the neuroradiologic features acute 52 consecutive children. Clinical details, magnetic resonance imaging (MRI) findings, results other investigations were recorded, followed up from 6 to 48 months. A repeat MRI was done after 3 4 months, those with persistent lesions, another 7 months discharge. The mean age at...

10.1177/08830738060210100201 article EN Journal of Child Neurology 2006-10-01

Macrodystrophia lipomatosa is a rare cause of congenital macrodactyly, characterized by progressive proliferation all mesenchymal elements, with disproportionate increase in fibroadipose tissue. This developmental anomaly reportedly more common the foot than hand, predilection for plantar and median nerve distribution. We present two cases MDL one which had an unusual territory distribution, making clinical diagnosis difficult. Preoperative was however made on basis radiography MRI later...

10.4103/0971-3026.43844 article EN cc-by-nc-nd Indian journal of radiology and imaging - new series/Indian journal of radiology and imaging/Indian Journal of Radiology & Imaging 2008-10-01

Triad of leukoencephalopathy, cerebral calcifications and cysts (LCC) is a recently reported rare disease named 'Labrune syndrome' after the first case was in 1996 by Labrune et al. Herein, we report 36-year-old man with mild right-sided weakness seizures for 5 years. CT brain revealed extensive calcification involving bilateral basal ganglia, right thalamus deep cerebellar nuclei. A supratentorial cystic lesion blood fluid level seen left occipitotemporal region. MRI examination diffuse...

10.4103/0972-2327.91964 article EN cc-by-nc-sa Annals of Indian Academy of Neurology 2011-01-01

10.1007/s12070-012-0548-z article EN Indian Journal of Otolaryngology and Head & Neck Surgery 2012-08-21

Renal cell carcinoma (RCC) is by far the most common soft-tissue mass and accounts for 85% of all malignant masses kidney. Histopathological subtype has clinical implications in form prognosis response to various newer adjuvant treatment strategies.The aim this study was evaluate morphology enhancement patterns different subtypes RCC correlate them with their histopathological subtypes.The group comprised 20 consecutive patients RCC. The were evaluated multi-detector-row computed tomography...

10.4103/0973-1482.137924 article EN Journal of Cancer Research and Therapeutics 2014-01-01

Abstract Objective: We report an interesting case of a right temporal pre-auricular arteriovenous fistula (cirsoid aneurysm) causing intractable tinnitus successfully managed by transarterial n-butyl cyanoacrylate glue embolisation. Case report: A 52-year-old female presented with one-year history and pulsatile swelling in the region. colour Doppler ultrasound test magnetic resonance angiography revealed high-flow scalp feeder vessel from distal superficial artery, which drained into...

10.1017/s0022215112001466 article EN The Journal of Laryngology & Otology 2012-07-05

Pituitary apoplexy presenting as frontal lobe syndrome is rare. Interestingly, in our patient the infarct was a result of intense anterior cerebral artery spasm consequent to nonaneurysmal subarachnoid haemorrhage. The mechanisms associated with pituitary are discussed.

10.1111/j.1440-1673.2005.01362.x article EN Journal of Medical Imaging and Radiation Oncology 2005-04-01

© 2007. Indian Radiological Association. This is an open access article published by Thieme under the terms of Creative Commons Attribution-NonDerivative-NonCommercial-License, permitting copying and reproduction so long as original work given appropriate credit. Contents may not be used for commercial purposes, or adapted, remixed, transformed built upon. (https://creativecommons.org/licenses/by-nc-nd/4.0/).

10.4103/0971-3026.32701 article EN cc-by-nc-nd Indian journal of radiology and imaging - new series/Indian journal of radiology and imaging/Indian Journal of Radiology & Imaging 2007-01-01

Hot cross bun sign refers to the cruciform-shaped hyperintensity on T2W axial magnetic resonance images (MRI) in multisystem atrophy due selective loss of myelinated transverse pontocerebellar fibers and neurons pontine raphe sparing tegmentum corticospinal tracts [Figure 1, Figure 2]. [1] The name derives from a sweet spiced baked by Christian church last Thursday before Easter marked with top, four quarters representing year. Multisystem (MSA) is sporadic progressive neurodegenerative...

10.4103/0028-3886.48790 article EN Neurology India 2009-01-01
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