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DR. Gangadhar Vajrala

Radiation oncology

For Emergency Contact
+91 9100 911 911

  • MBBS – Rangaraya Medical College, AP, India.
  • MD Radiation Oncology – Kasturba Medical College, Manipal, KA
  • Senior Residency – MNJIO & RCC, Hyderabad, TS
  • Senior Residency – KIMS Hospital, Hyderabad, TS
  • Modern techniques of Radiotherapy – Emory University Atlanta, USA
  • Master's in Public Health, USA
  • Clinical Research Administration, USA
  • Data Management in Clinical Trials and Special studies – Johns Hopkins University, MD, USA.


  • USMLE - ECFMG Certified (2004)
  • Team recognition award and Praise Card at LSUHSC, USA (2006)
  • University Fellowship and Scholarship EMU, USA (2008)
  • National Board of Public Health Examiners Certified, USA (2008)
  • Certificate Essentials of Palliative Care, IAPC (2014)

Professional Highlights

Professional Highlights

Research Interests
  • Malignant CNS tumours– role of newer molecules and novel techniques for improving the therapeutic benefit.
  • Benign CNS tumours– dosimetric analysis and altered fractionation in treatment.
  • Head and Neck Cancers – modern techniques for reducing long-term reactions.
  • Oesophageal Cancer – treatment outcomes evaluation.


  • External beam radiation therapies 
  • 2D Radiotherapy, 3D-Conformal RT, Intensity Modulated Radiotherapy (IMRT), Rapid Arc / Volumetric Modulated Arc Therapy (VMAT) on the VARIAN & ELEKTA Linear accelerators 
  • Stereotactic Radiotherapy (SRS), Stereotactic Radio surgery (SRT), and Stereotactic Body Radiotherapy (SBRT). 
  • Respiratory Position Management (RPM) – Gating using 4DCT scan, deep inspiratory breath-hold (DIBH) technique 
  • MRI and PET scan based RT planning 
  • Image Guided Radiotherapy (IGRT) using KV-conebeam CT scan and ExacTrac with Brain Lab 2.
  • Brachytherapy 
  • HDR – Intracavitary and Interstitial brachytherapy

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