11+ years of expertise

Dr. Sellam Karunanithi

Senior Consultant & HOD โ€“ Nuclear Medicine

FEBNM, FANMB, MD (Nuclear Medicine), MBBS    |Aster MIMS Hospital Kozhikode Kerala

About Dr. Sellam Karunanithi

Dr. Sellam Karunanithi is a nuclear medicine physician specializing in advanced molecular imaging and radionuclide therapy for cancer, neurological disorders, and cardiovascular diseases. His clinical expertise focuses on the use of nuclear medicine techniques that combine diagnostic imaging and targeted therapy to detect diseases at early stages and guide precision treatment.

He has extensive experience in PET-CT imaging for oncology, neurology, and cardiology, which plays a critical role in detecting cancers, evaluating tumor spread, and monitoring treatment response. PET-CT imaging is widely used for accurate staging of malignancies and for guiding treatment decisions in oncology.

Dr. Karunanithi also performs nuclear cardiology procedures such as myocardial perfusion imaging and myocardial viability studies, which help evaluate blood flow to the heart muscle and assess coronary artery disease.

His expertise includes targeted radionuclide therapies such as radioiodine therapy (I-131) for thyroid cancer and Gravesโ€™ disease, as well as advanced therapies like Lu-177 DOTATATE and PSMA therapy for neuroendocrine tumors and prostate cancer.

Through modern molecular imaging technologies and radionuclide treatments, he focuses on improving diagnostic accuracy and delivering personalized treatment strategies for patients with complex medical conditions.

Area of Expertise

Education

  • MBBS โ€“ Kilpauk Medical College, Chennai
  • MD (Nuclear Medicine) โ€“ All India Institute of Medical Sciences (AIIMS), New Delhi
  • RSO Level II โ€“ Bhabha Atomic Research Centre (BARC), Mumbai
  • FANMB โ€“ Asian Nuclear Medicine Board, Osaka, Japan
  • FEBNM โ€“ European Board of Nuclear Medicine, Barcelona, Spain

Experience

  • Senior Consultant & HOD โ€“ Nuclear Medicine, Aster MIMS Calicut
  • Senior Resident โ€“ Nuclear Medicine, All India Institute of Medical Sciences (AIIMS), New Delhi

Awards

  • AIIMS Excellence Award โ€“ 2012
  • Asian Young Investigator Award โ€“ Japanese Society of Nuclear Medicine (2014)
  • Fellow of the Asian Nuclear Medicine Board (FANMB)
  • Fellow of the European Board of Nuclear Medicine (FEBNM)

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Frequently Asked Question

Dr. Sellam Karunanithi specializes in PET-CT imaging used for diagnosing and staging cancers, neurological disorders, and cardiac diseases.

Yes. Dr. Sellam Karunanithi performs radioiodine (I-131) therapy for thyroid cancer, Gravesโ€™ disease, and toxic nodular goiter using nuclear medicine techniques.

He performs targeted radionuclide therapies such as Lu-177 DOTATATE and PSMA therapy used in the treatment of neuroendocrine tumors and prostate cancer.

Dr. Sellam Karunanithi performs myocardial perfusion imaging and myocardial viability studies to evaluate heart muscle function and coronary artery disease.