Dr. Kirthi Koushik A S

Dr. Kirthi Koushik is a distinguished Radiation Oncology Consultant with over 16 years of experience in delivering advanced radiation therapy for cancer treatment. He holds an MBBS and MD in Radiation Oncology and has completed specialized fellowships in Head & Neck Oncology from the University of Michigan (USA) and Brain Oncology from Tata Memorial Hospital, Mumbai. Before joining HCG Cancer Centre, he served as Professor and Head of the Department of Radiation Oncology at M.S. Ramaiah Medical College. Dr. Koushik is known for his expertise in precision radiotherapy, personalized cancer care, and improving patients' quality of life through advanced treatment techniques.

Expertise

• High-Precision Radiation Oncology
• Head & Neck Cancer Radiotherapy
• Gynecological Cancer Radiotherapy
• Brachytherapy
• Biological Imaging in Cancer Treatment
• CyberKnife & X-Knife Radiotherapy
• 3D-CRT, IMRT & Image-Guided Radiotherapy
• Personalized Radiation Treatment Planning
• Quality of Life Assessment During Cancer Treatment
• Long-Term Radiation Toxicity Management

Training & Certifications

• MD in Radiation Oncology
• Head & Neck Oncology Fellowship – University of Michigan, USA
• Brain Oncology Fellowship – Tata Memorial Hospital, Mumbai

Awards & Recognition

• Former General Secretary, Association of Radiation Oncologists of India (AROI), Karnataka Chapter (2010–2012).
• Awarded the MNAMS Certificate Degree in recognition of his contributions to oncology research (2016).
• Recipient of the AROI Fellowship Award (30–35 Years Category) in 2011.
• Invited as teaching faculty for oncology training programs in Iran, Egypt, and Indonesia.
• Author of two academic book chapters.
• Published over 60 research papers in radiation oncology and breast oncology.

Research Interests

• High-Precision Radiotherapy Techniques
• Biological Imaging in Oncology
• Head & Neck Cancer Research
• Brachytherapy
• Long-Term Radiation Toxicity & Quality of Life
• Molecular Markers in Head & Neck Cancer
• HPV & EGFR-Based Personalized Cancer Therapy

Selected Publications

• Multidisciplinary Teams in Thoracic Oncology – From Tragic to Strategic. Annals of Translational Medicine, 2015.
• Primary Cerebellopontine Angle Melanoma: A Case Report. International Journal of Cancer Therapy and Oncology, 2015.
• A Prospective Dosimetric and Clinical Comparison of Acute Hematological Toxicities in 3DCRT & IMRT. Journal of Cancer Research and Therapeutics, 2015.
• Epworth Sleepiness Scale: A Novel Tool to Assess Somnolence Syndrome Post Brain Radiotherapy. International Journal of Cancer Therapy and Oncology, 2015.
• Analysis of Late Radiation Proctitis in Cervical Cancer Patients. Clinical Ovarian and Other Gynecologic Cancer, 2014.
• Principles of Radiation Oncology: A Beam's Eye View for a Surgeon. Indian Journal of Surgical Oncology, 2013.
• How Common is Hypothyroidism After External Radiotherapy to the Neck? Indian Journal of Medical and Paediatric Oncology, 2011.
• Positional Variation of Applicators During Low Dose Rate Intracavitary Brachytherapy for Cervical Cancer. Journal of Contemporary Brachytherapy, 2010.
• Brachytherapy in Head and Neck Cancer: A Forgotten Art or a Skill to be Remembered? Indian Journal of Surgical Oncology, 2018.
• Molecular Marker as a Prognostic Indicator in Head and Neck Cancer Patients. Indian Journal of Surgical Oncology, 2019.
• Impact of Molecular Predictors on Response Rates in Head & Neck Cancer Patients. Indian Journal of Surgical Oncology, 2016.
• Adjuvant Radiotherapy in Carcinoma Buccal Mucosa – More Conformal, the Better? Journal of Cancer Research and Therapeutics, 2019.