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Dr. Ajay Sasidharan

Assistant Professor, Department of Radiation Oncology, School of Medicine, Kochi

Bio

Dr. Ajay Sasidharan is currently working as Assistant Professor in the Department of Radiation Oncology at Amrita School of Medicine, Kochi. He completed his MBBS in 2011 from Bangalore Medical College and Research Institute (Rajiv Gandhi University of Health Sciences) and MD Radiation Oncology in 2016 from Tata Memorial Centre, Mumbai (Homi Bhabha National Institute). He did further training as Senior Resident in Tata Memorial Centre from 2016 till 2019. He has co-authored publications in national and international journals.

Publications

Journal Article

Year : 2024

Vaginal Malignant Melanoma-Case Report and Comprehensive Review of Literature

Cite this Research Publication : SK, Nimmya, Ajay Sasidharan, Sruthi Kalavagunta, Parth Verma, Priya Bhati, Anupama Rajanbabu, Indu Nair, Pavithran Keechilat, and Debnarayan Dutta. "Vaginal Malignant Melanoma-Case Report and Comprehensive Review of Literature." Indian Journal of Gynecologic Oncology 22, no. 2 (2024): 1-9.

Publisher : Springer

Year : 2024

Hematological Parameters at Baseline: A Novel Prognostic Factor for Cervical Cancer Patients Undergoing Concurrent Chemoradiotherapy in South India

Cite this Research Publication : Garg, Monal, Priya Bhati, Gautham Balaji, Ajay Sasidharan, Sruthi Kalavagunta, V. S. Sheejamol, and Debnarayan Dutta. "Hematological Parameters at Baseline: A Novel Prognostic Factor for Cervical Cancer Patients Undergoing Concurrent Chemoradiotherapy in South India." Cureus 16, no. 9 (2024): e69461.

Year : 2024

Co-relation of Portal Vein Tumour Thrombus Response With Survival Function Following Robotic Radiosurgery in Vascular Invasive Hepatocellular Carcinoma

Cite this Research Publication : Debnarayan Dutta, Sreenija Yarlagadda, Sruthi Kalavagunta, Haridas Nair, Sathish Kumar Nimmya, Rajesh Kannan, Shibu George, Annex Edappattu, Nikhil K. Haridas, Wesley M. Jose, Pavithran Keechilat, Arun Valsan, Anoop Koshy, Rajesh Gopalakrishna, Shine Sadasivan, Unnikrishnan Gopalakrishnan, Dinesh Balakrishnan, Othiyil Vayoth Sudheer, Sudhindran Surendran, "Co-relation of portal vein tumour thrombus response with survival function following Robotic Radiosurgery in vascular invasive hepatocellular carcinoma", Journal of Clinical and Experimental Hepatology, Volume 14, Issue 5, September–October 2024, 101404, DOI:10.1016/j.jceh.2024.101404

Publisher : Journal of Clinical and Experimental Hepatology

Year : 2024

Validation of Combs prognostic scoring system in Indian recurrent glioma patients treated with re-radiation

Cite this Research Publication : Dutta D, Jose M, Kalavagunta S, Annex H. "Validation of Combs prognostic scoring system in Indian recurrent glioma patients treated with re-radiation". Jan 2024, Radiation Oncology Journal, 2024;42(1):32-42, DOI: 10.3857/roj.2023.00542

Publisher : Radiation Oncology Journal

Year : 2024

Audit of presentation, primary site and pattern of treatment in 778 Indian patients with brain metastasis in 15 years (2007-2022)

Cite this Research Publication : Dutta D, Surendran HP, Kalavagunta S, Sasidharan A, Narmadha MP. "Audit of presentation, primary site and pattern of treatment in 778 Indian patients with brain metastasis in 15 years (2007-2022)". Neurology India, 2024 (In Press)

Publisher : Neurology India (In Press)

Year : 2023

Extramedullary plasmacytoma of the larynx -Case report

Cite this Research Publication : Gupte A, Sasidharan A, Nair A, Dutta D. "Extramedullary plasmacytoma of the larynx -Case report," September 2023. Journal of Cancer Research and Therapeutics 20(1):p 493-495, Jan–Mar 2024. | DOI: 10.4103/jcrt.JCRT_1640_20

Publisher : Journal of Cancer Research and Therapeutics

Year : 2023

Prospective Evaluation of Response to Treatment, Survival Functions, Recurrence Pattern and Toxicity Profile in Indian Patients with Oligo-Brain Metastasis Treated with Only SRS

Cite this Research Publication : Dutta D, Reddy SK, Kamath RK, Sreenija Y, Nair H, Sashidharan A, Remesan Nair RA, Pushpuja KU, Kannan R, Edappattu A, Haridas NK, Jose WM, Keechilat P. "Prospective Evaluation of Response to Treatment, Survival Functions, Recurrence Pattern and Toxicity Profile in Indian Patients with Oligo-Brain Metastasis Treated with Only SRS". Neurology India, 2023 Jan-Feb;71(1):62-71. doi: 10.4103/0028-3886.370470. PMID: 36861576.

Publisher : Neurology India

Year : 2022

Case Report Role of Fluorine-18 Fluorodeoxyglucose Positron Emission Tomography in Detection of Portal Vein Tumor Thrombosis in Hepatocellular Carcinoma

Cite this Research Publication : Yarlagadda S, Sasidharan A, Sundaram S, Dutta D., "Case Report Role of Fluorine-18 Fluorodeoxyglucose Positron Emission Tomography in Detection of Portal Vein Tumor Thrombosis in Hepatocellular Carcinoma". Journal of Gastroenterology & Hepatology Reports., January 2022. DOI: 10.47363/JGHR/2022(3)129

Publisher : Journal of Gastroenterology & Hepatology Reports.

Year : 2022

Preservation of cognitive function after brain irradiation

Cite this Research Publication : Surendran HP, Narmadha MP, Kalavagunta S, Sasidharan A, Dutta D. "Preservation of cognitive function after brain irradiation," Journal of Oncology Pharmacy Practice, 2022 Jul;28(5):1182-1188. doi: 10.1177/10781552221077037. Epub 2022 Feb 3. PMID: 35112915.

Publisher : Journal of Oncology Pharmacy Practice

Year : 2021

Paraaortic Lymph Nodal Staging & Evaluation of Treatment Outcome by 18–Fluorodeoxyglucose PET (Positron Emission Tomography) in Advanced Cervical Cancer: Final Results of a Prospective Observational Cohort Study

Cite this Research Publication : Sasidharan, Ajay, Umesh Mahantshetty, Supriya Chopra, Lavanya Gurram, Nilendu Purandare, Venkatesh Rangarajan, and Shyam Kishore Shrivastava. "Paraaortic Lymph Nodal Staging & Evaluation of Treatment Outcome by 18–Fluorodeoxyglucose PET (Positron Emission Tomography) in Advanced Cervical Cancer: Final Results of a Prospective Observational Cohort Study." Indian Journal of Gynecologic Oncology 19 (2021): 1-9.

Publisher : Springer

Year : 2021

Unusual presentation of an extrahepatic migration of a fiducial implanted for stereotactic body radiotherapy

Cite this Research Publication : Jose M, Pottikyal GS, Sasidharan A, Reddy SK, Haridas AE, Dutta D, "Unusual presentation of an extrahepatic migration of a fiducial implanted for stereotactic body radiotherapy", Journal of Radiosurgery & SBRT, 2021;7(3):257-260. PMID: 33898091; PMCID: PMC8055242

Year : 2021

Hepatocellular carcinoma patients with portal vein thrombosis treated with robotic radiosurgery: Interim results of a prospective study

Cite this Research Publication : Dutta D, Tatineni T, Yarlagadda S, Gupte A, Reddy SK, Madhavan R, Nair H, Sasidharan A, Kannan R, Pottayil SG, Holla R, Sudhindran S., "Hepatocellular carcinoma patients with portal vein thrombosis treated with robotic radiosurgery: Interim results of a prospective study". Indian Journal of Gastroenterology, 2021 Aug;40(4):389-401. doi: 10.1007/s12664-021-01172-w. Epub 2021 Oct 25. PMID: 34694581.

Publisher : Indian Journal of Gastroenterology

Year : 2020

Prospective evaluation of fiducial marker placement quality and toxicity in liver CyberKnife stereotactic body radiotherapy

Cite this Research Publication : Dutta D, Kataki KJ, George S, Reddy SK, Sashidharan A, Kannan R, Madhavan R, Nair H, Tatineni T, Holla R., "Prospective evaluation of fiducial marker placement quality and toxicity in liver CyberKnife stereotactic body radiotherapy," Radiation Oncology Journal, 2020 Dec;38(4):253-261. doi: 10.3857/roj.2020.00472. Epub 2020 Nov 30. PMID: 33249803; PMCID: PMC7785839.

Publisher : Radiation Oncology Journal

Journal

Year : 2024

Treatment Outcomes and Toxicity Profiles with PORTEC-3 Trial Regimen in South Asian Cohort of High-Risk Endometrial Cancer Patients: A Single-Center Ambispective Analysis

Cite this Research Publication : Verma, Parth, Rajasree Rajan, Ajay Sasidharan, Sruthi Kalavagunta, Debnarayan Dutta, Beena Kunheri, Neethu Kunnath et al. "Treatment Outcomes and Toxicity Profiles with PORTEC-3 Trial Regimen in South Asian Cohort of High-Risk Endometrial Cancer Patients: A Single-Center Ambispective Analysis." South Asian Journal of Cancer (2024).

Year : 2020

Pilot Study Comparing Dominant Intraprostatic Lesion Volume Using Ga-68 Prostate-Specific Membrane Antigen PET-Computed Tomography and Multiparametric MRI

Cite this Research Publication : Sasidharan, Ajay, Vedang Murthy, Aravintho Natarajan, Archi Agarwal, Venkatesh Ranagrajan, Suresh Gudi, Somesh Singh, and Palak Popat. "Pilot study comparing dominant intraprostatic lesion volume using Ga-68 prostate-specific membrane antigen PET-computed tomography and multiparametric MRI." Nuclear Medicine Communications 41, no. 12 (2020): 1291-1298.

Year : 2020

Symptomatic Intracranial Rosai-Dorfman Disease in the Suprasellar Region Treated with Conformal Radiotherapy – A Report of Two Cases and Literature Review

Cite this Research Publication : Sasidharan, Ajay, Anuj Verma, Sridhar Epari, Tejpal Gupta, Siddhartha Laskar, Nehal Khanna, Rahul Krishnartry, Bhausaheb Bagel, Hasmukh Jain, and Jayant S. Goda. "Symptomatic intracranial Rosai-Dorfman disease in the suprasellar region treated with conformal radiotherapy-a report of two cases and literature review." Neurology India 68, no. 2 (2020): 489-492.

Publisher : Neurology India

Year : 2019

Patterns of First Relapse and Outcome in Patients with Locally Advanced Cervical Cancer After Radiochemotherapy: A Single Institutional Experience

Cite this Research Publication : Sasidharan, Ajay, Umesh M. Mahantshetty, Lavanya Gurram, Supriya Chopra, Reena Engineer, Amita Maheshwari, Sudeep Gupta et al. "Patterns of first relapse and outcome in patients with locally advanced cervical cancer after radiochemotherapy: A single institutional experience." Indian Journal of Gynecologic Oncology 18 (2020): 1-6.

Publisher : Springer Nature Link

Year : 2019

Indian Brachytherapy Society Guidelines for Radiotherapeutic Management of Cervical Cancer with Special Emphasis on High-dose-rate Brachytherapy

Cite this Research Publication : Mahantshetty, Umesh, Shivakumar Gudi, Roshni Singh, Ajay Sasidharan, Supriya Chopra Sastri, Lavanya Gurram, Dayanand Sharma et al. "Indian Brachytherapy Society Guidelines for radiotherapeutic management of cervical cancer with special emphasis on high-dose-rate brachytherapy." Journal of contemporary brachytherapy 11, no. 4 (2019): 293-306.

Year : 2018

Molecular Insights Turning Game for Management of Ependymoma: A Review of Literature

Cite this Research Publication : Sasidharan, Ajay, and Rahul Krishnatry. "Molecular insights turning game for management of ependymoma: A review of literature." Cancer Translational Medicine 4, no. 5 (2018): 123-128.

Year : 2017

Intra medullary Spinal Cord Metastasis from Carcinoma Breast treated with Palliative Radiotherapy– A Report of Four Cases

Cite this Research Publication : Sasidharan, A., and T. Wadasadawala. "Intra medullary Spinal Cord Metastasis from Carcinoma Breast treated with Palliative Radio-therapy–A Report of Four Cases." BAOJ Cancer Res Ther 3 (2017): 031.

Year : 2016

Cardiac metastasis in cervical cancer

Cite this Research Publication : Sasidharan, Ajay, Vinod Hande, Umesh Mahantshetty, and Shyam Kishore Shrivastava. "Cardiac metastasis in cervical cancer." BJR| case reports 2, no. 2 (2016): 20150300.

Area of Expertise
  • Breast and Gynecological Cancers
  • Uro-Oncology
  • Neuro-Oncology
  • Sarcomas
  • Lymphomas
  • Gastrointestinal Cancers
  • Head and Neck Cancers
  • High Dose Rate Intracavitary and Interstitial Brachytherapy.
  • Intensity Modulated Radiotherapy (IMRT)
  • Volumetric Modulated Arc Therapy (VMAT)
  • Stereotactic Body Radiotherapy (SBRT)
  • Stereotactic Radiosurgery (SRS)
Qualification
  • MBBS
    Bangalore Medical College and Research Institute, Rajiv Gandhi University of Health Sciences, 2006-2011

  • Rotatory Internship
    Bangalore Medical College and Research Institute, Rajiv Gandhi University of Health Sciences, 2011 – 2012

  • Doctor of Medicine (MD)
    Radiation Oncology from Tata Memorial Centre, 2016

  • Diplomate of National Board (DNB)
    Radiation Oncology, from National Board of Examinations, New Delhi, 2021

  • Fellowship of the Royal College of Radiologists (FRCR)
    London – Clinical Oncology, 2022

Work Experience
  • 2019 – Present: Assistant Professor, Department of Radiation Oncology, Amrita School of Medicine, Kochi.
Awards and Recognitions

Professional Memberships

  • Association of Radiation Oncologists of India (AROI)
  • Indian Brachytherapy Society (IBS)
  • The Royal College of Radiologists (RCR)
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