Rakesh Kumar

ORCID: 0000-0003-0990-9539
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About
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Research Areas
  • Medical Imaging Techniques and Applications
  • Radiomics and Machine Learning in Medical Imaging
  • Medical Imaging and Pathology Studies
  • Neuroendocrine Tumor Research Advances
  • Neuroblastoma Research and Treatments
  • Radiopharmaceutical Chemistry and Applications
  • MRI in cancer diagnosis
  • Cancer, Hypoxia, and Metabolism
  • Lung Cancer Research Studies
  • Glioma Diagnosis and Treatment
  • Cancer Diagnosis and Treatment
  • Adrenal and Paraganglionic Tumors
  • Bone Tumor Diagnosis and Treatments
  • Lung Cancer Diagnosis and Treatment
  • Sarcoma Diagnosis and Treatment
  • Lymphoma Diagnosis and Treatment
  • Head and Neck Surgical Oncology
  • Breast Cancer Treatment Studies
  • Prostate Cancer Treatment and Research
  • Cardiac tumors and thrombi
  • Pituitary Gland Disorders and Treatments
  • Pancreatic and Hepatic Oncology Research
  • Hematological disorders and diagnostics
  • Prostate Cancer Diagnosis and Treatment
  • Orthopedic Infections and Treatments

All India Institute of Medical Sciences
2015-2024

All India Institute of Medical Sciences Bhopal
2011-2024

All India Institute of Medical Sciences Raipur
2011-2024

Swami Rama Himalayan University
2024

ESIC Hospital
2024

Institute of Medical Sciences
2012-2024

AstraZeneca (United States)
2024

Indira Gandhi Institute of Medical Sciences
2022-2023

Creative Commons
2023

University Hospitals of Derby and Burton NHS Foundation Trust
2023

The objective of this study was to evaluate the role (68)Ga-labeled [1, 4, 7, 10-tetraazacyclododecane-1, 10-tetraacetic acid]-1-NaI(3)-octreotide (DOTA-NOC) PET/CT in diagnosis and management gastroenteropancreatic neuroendocrine tumors (NETs).One hundred nine patients (median age, 50 years) with NETs underwent (68)Ga-DOTA-NOC PET/CT. performed after injection 132-222 MBq (4-6 mCi) (68)Ga-DOTA-NOC. Images were evaluated by two experienced nuclear medicine physicians both qualitatively as...

10.2214/ajr.11.7298 article EN American Journal of Roentgenology 2011-10-21

FDG PET has high accuracy in the evaluation of lung nodules. A standardized uptake value (SUV) > or =2.5 is frequently used as a criterion for malignancy this setting. However, some malignant nodules have only mild activity with SUV less than 2.5. Assessment etiology metabolic remains difficult. This study was undertaken to compare dual-time point and standard single-time imaging such nodules.Four hundred fifty-seven scans were retrospectively analyzed. Among them, 46 met selection criteria...

10.1097/01.rlu.0000252457.54929.b7 article EN Clinical Nuclear Medicine 2007-01-16

Objective The correct diagnosis of tumor thrombosis and its differentiation from benign thrombus can change patient management prevent unnecessary anticoagulation treatment. This study was aimed at evaluating the role fluorodeoxyglucose (FDG) positron emission tomography-computed tomography (PET-CT) in thrombosis, thromboembolism. Methods We conducted a retrospective review FDG PET-CT scans patients who underwent for staging/restaging known malignancy had FDG-avid thrombosis. Maximum...

10.1097/mnm.0b013e32834774c8 article EN Nuclear Medicine Communications 2011-07-28

<b>Aim:</b> Crossed fused renal ectopia is a rare congenital malformation, which reported to be usually asymptomatic but may have varied presentations. This survey was conducted study the clinical profile and challenges posed in management of this entity. <b>Materials Methods:</b> Retrospective analysis 6 patients diagnosed crossed during 1997-2010. The diagnosis confirmed surgical exploration one patient. In patient it detected on antenatal ultrasonography other 4 investigations for...

10.4103/0971-9261.107006 article EN cc-by-nc-sa Journal of Indian Association of Pediatric Surgeons 2013-01-01

The purpose of this study was to evaluate the role (68)Ga-labeled DOTANOC PET/CT for baseline evaluation patients with head and neck paragangliomas (HNPs).The data 26 (mean age ± SD, 34.3 10.4 y; 50% men) known or suspected HNPs who underwent (68)Ga-DOTANOC staging were retrospectively analyzed. performed after intravenous injection 132-222 MBq (68)Ga-DOTANOC. images evaluated by 2 experienced nuclear medicine physicians in consensus, both qualitatively quantitatively. findings grouped as...

10.2967/jnumed.112.115485 article EN Journal of Nuclear Medicine 2013-03-21

<b>Aims and Objectives:</b> To determine the efficacy of integrated <sup>18</sup> F-fluorodeoxy glucose positron emission tomography-computed tomography ( F-FDG PET-CT) in evaluation characterization mediastinal lymph nodes into benign malignant pathology.<br> <b>Methods:</b> Thirty-five patients with lymphadenopathies without primary neoplastic or infective lung pathologies were included study. The detected on contrast-enhanced CT scan chest. All underwent PET-CT for nodes. Results compared...

10.4103/1817-1737.74270 article EN cc-by-nc-sa Annals of Thoracic Medicine 2010-12-28

This study aimed to compare the diagnostic performance of Ga-DOTANOC PET/CT with F-FDG in patients gastroenteropancreatic neuroendocrine tumors (GEP-NETs).Data 51 definite histological diagnosis GEP-NET who underwent both Ga-DOTA-NOC PET-CT and within a span 15 days were selected for this retrospective analysis. Sensitivity, specificity, predictive values calculated PET-CT, results compared on patientwise regionwise analysis.Ga-DOTA-NOC is superior analysis (P < 0.0001). On analysis, only...

10.1097/rlu.0b013e31827a216b article EN Clinical Nuclear Medicine 2013-11-11

The aim of this study was to prospectively evaluate the role various quantitative and semiquantitative metabolic parameters derived from dynamic static baseline F-FDG PET/CT in prediction overall survival (OS) non-small cell lung cancer (NSCLC) patients who were planned undergo platinum-based chemotherapy.Sixty (51 male 9 female patients) with biopsy-proven NSCLC mean age 59.55 ± 10.06 years chemotherapy enrolled study. Each patient underwent a regional whole-body after injecting 0.21 mCi/kg...

10.1097/rlu.0000000000001886 article EN Clinical Nuclear Medicine 2017-11-06

Ga-PSMA PET/CT is the upcoming imaging modality for staging, restaging and response assessment of prostate cancer. However, due to neuroendocrine differentiation in some patients with cancer, they express somatostatin receptors instead specific membrane antigen. This can be exploited other modalities like Ga-DOTANOC F-FDG should used such cases guiding management. We hereby discuss a similar case 67-year-old man adenocarcinoma differentiation, which shows potential pitfall benefit cases.

10.1097/rlu.0000000000002013 article EN Clinical Nuclear Medicine 2018-02-23

Plasmablastic myeloma (PBM) is an extremely rare variant of multiple myeloma, having morphologic, clinical, and radiologic overlap with plasmablastic lymphoma (PBL). Thus, distinguishing both becomes vital due to different treatment strategies. Due limited literature on imaging findings in this entity, here we present a unique case PBM developing the setting chronic light chain extensive extramedullary involvement severe osteopenia, addition pleural deposits, effusion, perinephric fascial...

10.1097/rlu.0000000000005857 article EN Clinical Nuclear Medicine 2025-04-07
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