Dr. Christopher John

Dr. Christopher John

Visiting Consultant 

12 Years of Experience

Radiation Oncologist

MBBS, MD

Rela Hospital, Chennai

English, Tamil

Consultation Fee ₹ 800

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About Dr. Christopher John

  • Dr. Christopher John is a renowned radiation oncologist with 12 years of expertise.
  • He specializes in radiotherapy procedures, including stereotactic radiosurgery (SRS) and stereotactic radiotherapy (SRT).
  • He earned his MBBS from Chettinad Hospital and Research Institute, Kelambakkam University, in 2012 and his MD in Radiotherapy from Vydehi Institute of Medical Sciences and Research Centre University in 2016.
  • Dr. Christopher John is very active in research and has published many research papers in eminent journals, including the JCO Global Oncology, Wspó?czesna Onkologia, Cureus, and many more.
  • He is actively involved in teaching programs for postgraduate students.
  • He was invited as a speaker in many CMEs on
    • Testicular Tumors, the Department of Surgical Oncology at SRIHER, October 2019
    • Radiotherapy in oral cancer, the Department of OMFS at SRIHER, April 2023
    • Radiation Principles in Pediatric Oncology, the Department of Pediatric Hemato-oncology at SRIHER, May 2022
  • He holds membership in associations, including the Association of Radiation Oncologists of India (AROI) and the European Society For Radiotherapy and Oncology (ESTRO).

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Education

  • MBBS, Chettinad Hospital And Research Institute, Kelambakkam University, 2012
  • MD in Radiotherapy, Vydehi Institute of Medical Sciences And Research Centre University, 2016

Training & Certificates

  • Cyberknife Workshop, Apollo Proton Cancer Conference, 2019
  • Prodvance Cyberknife Masterclass, 2020

Past Experience

  • Senior Resident, Radiation Oncology, Sri Ramachandra Institute of Higher Education and Research, 2016

Associations/Membership

  • Association of Radiation Oncologists of India (AROI)
  • European Society For Radiotherapy and Oncology (ESTRO)

Paper Published

  • John, C., Venkatasai, J., Kondaveeti, S. S., Murali, A., Periakaruppan, G., E, V., Meenakshisundaram, M., Ambalathandi, R. C., & Masilamani, H. (2021b). Prognostic significance of metabolic tumor volume and maximum standard uptake value of fluor-18-fluorodeoxyglucose positron emission tomography with computed tomography in nasopharyngeal carcinoma. Wspó?czesna Onkologia, 25(3), 153–159. https://doi.org/10.5114/wo.2021.109620
  • Venkatasai, J., John, C., Kondavetti, S. S., Appasamy, M., Parasuraman, L., Ambalathandi, R., & Masilamani, H. (2022). Impact of COVID-19 pandemic on patterns of care and outcome of head and neck cancer: Real-world experience from a tertiary care cancer center in India. JCO Global Oncology, 8. https://doi.org/10.1200/go.21.00339
  • John, C., Venkitaraman, B., Masilamani, H., & Kondaveeti, S. S. (2021). Concurrent TaxOL-Based doublet chemotherapy as an alternative for intracavitary brachytherapy boost in locally advanced carcinoma cervix- retrospective analysis from a tertiary care center. Cur?us. https://doi.org/10.7759/cureus.16313
  • Srinivas, K. S., Arunan, M., Venkatachalapathy, E., John, C., Manickavasagam, M., & Divyambika, C. V. (2019). The prognostic role of maximum standardized uptake value of 18 F-flourodeoxy glucose positron emission tomography-computed tomography in head and neck cancer patients undergoing chemoradiotherapy. Journal of International Society of Preventive and Community Dentistry, 9(2), 159. https://doi.org/10.4103/jispcd.jispcd_409_18
  • Kondaveeti, S. S., C, D., V., John, C., M, M., & S, R. (2018). The therapeutic benefit of Placentrex in the management of acute chemo radiation-induced mucositis in oral cancer patients. Asian Pacific Journal of Cancer Prevention, 19(11), 3099–3103. https://doi.org/10.31557/apjcp.2018.19.11.3099
  • Sonalika C, Sneha LM, Jayaraman D, Backiavathy V, Subramanian K, Gayathri SS, John C. Isolated unilateral orbital myeloid sarcoma: a case report. Int J Contemp Pediatr 2022;9:845-8
  • Selvaraj, J.L., Venkatesh, L., Varadharajan, V. et al. Development and Evaluation of the Psychometric Properties of the Tamil Version of Eating Assessment Tool ? 10 (EAT-10): Preliminary Findings from Persons with Head and Neck Cancer. Indian J Otolaryngol Head Neck Surg 75, 632–640 (2023). https://doi.org/10.1007/s12070-022-03376-8

Field of Expertise

  • Adrenal Cancer Treatment
  • Bacillus Calmette Guerin (BCG) Therapy
  • Benign and Cancerous Tumor Excision
  • Bile Duct Cancer Treatment
  • Bone Marrow Transplant
  • Brain Tumor Surgery
  • Breast Biopsy
  • CAR T-Cell Therapy
  • Carcinoid Tumor Treatment
  • Castleman Disease Treatment
  • Chemotherapy
  • Colon Cancer Surgery
  • Completion Thyroidectomy
  • Endometrial Cancer Treatment
  • Endoscopic Tumor Removal
  • Ewing Family of Tumors Treatment
  • Fine Needle Aspiration
  • Genitourinary Cancer Treatment
  • Gestational Trophoblastic Disease (GTD) Treatment
  • High-Intensity Focused Ultrasound (HIFU) for Prostate Cancer
  • Hormone Therapy
  • Hyperthermic Intraperitoneal Chemotherapy (HIPEC)
  • Image-Guided Radiation Therapy (IGRT)
  • Immunotherapy
  • Intensity-Modulated Radiation Therapy (IMRT)
  • Kaposi Sarcoma Treatment
  • Lumpectomy
  • Malignant Mesothelioma Treatment
  • Metastatic Tumor Treatment
  • Minimally Invasive Cancer Surgery
  • Nasal Cavity and Paranasal Sinus Cancer Treatment
  • Nasopharyngeal Cancer Treatment
  • Non-Small Cell Lung Cancer (NSCLC) Treatment
  • Oncological Surgery
  • Papillary Thyroid Cancer Treatment
  • Penile Cancer Treatment
  • PET CT Scan
  • Proton Therapy
  • Radiation Therapy
  • Radioisotope Therapy
  • Rhabdomyosarcoma (RMS) Treatment
  • Robotic Cancer Surgery
  • Skin Lymphoma Treatment
  • Small Intestine Cancer Treatment
  • Targeted Therapy
  • Thymectomy
  • Thymoma and Thymic Carcinoma Treatment
  • Transarterial Chemoembolization (TACE)
  • Vaginal Cancer Treatment
  • Vulvar Cancer Treatment
  • Whipple Procedure
  • Acute Lymphoblastic Leukemia (ALL)
  • Acute Lymphocytic Leukemia
  • Acute Myeloid Leukemia (AML)
  • Acute Promyelocytic Leukemia (APL)
  • Adenocarcinoma
  • Adenosquamous Carcinoma
  • Adrenocortical Carcinoma
  • Adult Hodgkins Lymphoma
  • AIDS-Related Cancer
  • Ameloblastoma
  • Anal Cancer
  • Anaplastic Carcinoma
  • Appendix Cancer
  • Atypical Hyperplasia
  • Atypical Spindle Cell Tumor
  • Atypical Teratoid/Rhabdoid Tumor (ATRT)
  • Bacillus Calmette Guerin (BCG) Treatment for Non-Muscle Invasive Bladder Cancer
  • Basal Cell Carcinoma (BCC)
  • Basal Cell Carcinoma of the Skin
  • Benign Bone Tumors
  • Benign Hematology
  • Benign Lung Tumors
  • Benign Soft Tissue Tumors
  • Bile Duct Cancer, Stones, & Strictures
  • Bladder Cancer
  • Blood Cancer
  • Bone Cancer
  • Bone Marrow Cancer
  • Breast Cancer
  • Breast Cancer During Pregnancy
  • Breast Cancer Recurrence
  • Bronchial Tumors
  • Burkitt Lymphoma
  • Cancer in Children
  • Carcinoid Syndrome
  • Carcinoid Tumor (Gastrointestinal)
  • Carcinoid Tumors of the Lungs
  • Cervical Cancer
  • Childhood Acute Lymphoblastic Leukemia
  • Cholangiocarcinoma
  • Chronic Lymphocytic Leukemia
  • Chronic Lymphocytic Leukemia (CLL)
  • Chronic Myelogenous Leukemia
  • Chronic Myeloid Leukemia (CML)
  • Chronic Myeloproliferative Neoplasms
  • Colorectal Cancer
  • Cutaneous T-Cell Lymphoma
  • Cyclic Neutropenia
  • Desmoid Tumor
  • Ductal Carcinoma in Situ (DCIS)
  • Elevated PSA (Prostate-Specific Antigen) Level
  • Embryonal Tumors
  • Eosinophilia
  • Esophageal Cancer
  • Esophagectomy
  • Esthesioneuroblastoma
  • Estrogen Dependent Cancers
  • Ewing Sarcoma
  • Extracranial Germ Cell Tumor
  • Extragonadal Germ Cell Tumor
  • Extrahepatic Bile Duct Cancer
  • Fallopian Tube Cancer
  • Familial Adenomatous Polyposis (FAP)
  • Familial Adenomatous Polyposis (FAP): Inherited
  • Follicular Lymphoma
  • Free Flap Surgery for Treating Osteoradionecrosis
  • Gallbladder Cancer
  • Gastric Cancer
  • Gastrointestinal Stromal Tumor (GIST)
  • Gestational Trophoblastic Disease
  • Giant Cell Tumor
  • Gum Tumor
  • Hairy Cell Leukemia (HCL)
  • Head and Neck Cancer
  • Heart Cancer
  • Hepatocellular Cancer
  • Hereditary Non-polyposis Colorectal Cancer (HNPCC)
  • Hurthle Cell Carcinoma
  • Hypopharyngeal Cancer
  • Hypopharyngeal Cancer
  • Immunotherapy
  • In-situ Breast Cancer
  • Incontinence After Prostate Surgery
  • Inflammatory Breast Cancer
  • Intensity Modulated Radiation Therapy
  • Intraocular Melanoma
  • Invasive Breast Cancer
  • Invasive Lobular Carcinoma
  • Islet Cell Tumor
  • Kaposi Sarcoma
  • Large Cell Carcinoma
  • Large Granular Lymphocytic (LGL) leukemia
  • Leukemia
  • Lip and Oral Cavity Cancer
  • Liver Cancer
  • Liver Cysts & Liver Tumors
  • Lung Cancer
  • Lymphatic Cancer
  • Lymphocytosis
  • Male Breast Cancer
  • Malignant Fibrous Histiocytoma (MFH)
  • Malignant Mesothelioma
  • Malignant Soft Tissue Tumors
  • Mediastinal Tumor
  • Medullary Carcinoma
  • Melanoma
  • Merkel Cell Carcinoma
  • Metastatic Cancer
  • Metastatic Spinal Tumors
  • Metastatic Squamous Neck Cancer with Occult Primary
  • Metastatic Tumors
  • Mouth Cancer
  • Multiple Endocrine Neoplasia (MEN) Syndromes
  • Multiple Myeloma
  • Myelodysplastic Syndromes
  • Nasal Cavity and Paranasal Sinus Cancer
  • Nasopharyngeal Cancer
  • Neuroendocrine Tumor
  • Non-Small Cell Lung Cancer
  • NUT Midline Carcinoma
  • Oncogenic Osteomalacia
  • Ophthalmic Cancer
  • Oral Cancer
  • Oropharyngeal Cancer
  • Osteosarcoma
  • Ovarian Cancer
  • Ovarian Germ Cell Tumors
  • Ovarian Primary Peritoneal Cancer
  • Ovarian Sex Cord Stromal Tumor
  • Pancreatic Cancer
  • Pancreatic Neuroendocrine Tumor
  • Paraganglioma
  • Paraneoplastic Syndromes
  • Parathyroid Cancer
  • Parotid Gland Tumor
  • Pediatric Chordomas
  • Pediatric Ependymoma
  • Pediatric Germ Cell Tumor
  • Pediatric Rhabdomyosarcoma
  • Pediatric Spinal Cord Tumor
  • Pediatric Spinal Tumor
  • Pediatric Vascular Tumors
  • Penile Cancer
  • Pharyngeal Cancer
  • Pheochromocytoma
  • Pigmented Villonodular Synovitis (PVNS)
  • Pineal Region Tumor
  • Plasma Cell Neoplasms
  • Pleural Tumor
  • Pleuropulmonary Blastoma
  • Prostate Cancer
  • PTEN Hamartoma Tumor Syndrome (Cowden Syndrome and Bannayan-Riley-Ruvalcaba Syndrome)
  • Pulmonary Nodules
  • Pure Red Cell Aplasia (PRCA)
  • Rectal Cancer
  • Recurrent Cancer
  • Relapsed ALL
  • Relapsed AML
  • Relapsed Multiple Myeloma
  • Renal Cell Cancer
  • Retinoblastoma (Cancer of the Eye)
  • Retroperitoneal Tumor
  • Rhabdomyosarcoma
  • Salivary Gland Cancer
  • Sarcoma
  • Sezary Syndrome
  • Skin Cancer
  • Skull Base Tumor
  • Small Cell Carcinoma
  • Small Cell Lung Cancer
  • Small Intestine Cancer
  • Soft Tissue Sarcoma
  • Spinal Tumor
  • Squamous Cell Carcinoma (SCC)
  • Stage 4 Cancer
  • Stomach Cancer
  • Sun Exposure & Skin Cancer
  • Synovial Sarcoma
  • Testicular Cancer
  • Throat Cancer
  • Thrombocytosis
  • Thymoma and Thymic Carcinoma
  • Thymus Gland Tumor
  • Thyroid Cancer
  • Tracheobronchial Tumor
  • Transitional Cell Cancer
  • Urethral Cancer
  • Uterine Sarcoma
  • Vaginal Cancer
  • Vascular Tumor
  • Vulvar Cancer
  • Wilms Tumor

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