Sarin Kitpanit New.jpg

Dr Sarin Kitpanit


  • Radiation Oncology

Sub Specialty


B2 Floor (EAST Lift)

Treatments And Services

  • • Head and Neck Cancer
  • • Upper GI Cancer
  • • Central Nervous System Tumors
  • • Brain and Spinal Tumor
  • • Brain Metastasis
  • • Intensity-Modulated Radiotherapy (IMRT)
  • • Volumetric Modulated Arc Therapy (VMAT)
  • • Stereotactic Radiosurgery (SRS)
  • • Stereotactic Radiotherapy (SRT)
  • • Stereotactic Body Radiotherapy (SBRT)
  • • Proton Therapy
  • • Radiation Oncology


Research Fellowship in Head and Neck Service and Proton Therapy
Department of Radiation Oncology, Memorial Sloan Kettering Cancer Center (MSKCC), New York, NY, USA

Residency - Division of Therapeutic Radiation and Oncology

Department of Radiology, King Chulalongkorn, Bangkok, Thailand

Doctor of Medicine
Faculty of Medicine, Chulalongkorn University, Thailand


Thai Board of Radiation Oncology

Research And Publications

Kitpanit S, Lee A, Pitter KL, Fan D, Chow CHJ, Neal B et al. Temporal Lobe Necrosis in Head and Neck Cancer Patients after Proton Therapy to the Skull Base. Int J Part Ther 2020;6(4):17–28. DOI: 10.14338/IJPT-20-00014.1

Fan M, Kang JJ, Lee A, Fan D, Wang H, Kitpanit S et al. Outcomes and toxicities of definitive radiotherapy and reirradiation using 3-dimensional conformal or intensity-modulated (pencil beam) proton therapy for patients with nasal cavity and paranasal sinus malignancies. Cancer 2020;126:1905-1916. DOI: 10.1002/cncr.32776

Kitpanit S, Lee A, Fan D, Fan M, Wang H, Gelblum D et al. Clinical Outcomes and Toxicities in Oropharyngeal Cancer (OPC) Patients Treated with Proton Therapy: A Single Institutional Experience. Int J Radiat Oncol Biol Phys 2020;106(5):1152-1153.

Lee A, Kitpanit S, Romessor P, Sine K, Kang JJ, Fan D et al. Long-Term Update of Proton Beam Re-Irradiation for Recurrent Head and Neck Cancer. Int J Radiat Oncol Biol Phys 2020;106(5):1181.

Lee A, Kitpanit S, Marqueen K, Sine K, Kang JJ, Fan D et al. Proton Therapy for Non-Skull Base Head and Neck Adenoid Cystic Carcinoma. Int J Radiat Oncol Biol Phys 2020;106(5):1196.

Kang JJ, Fan D, Fan M, Wang H, Kitpanit S, Lee A et al. Changing the Paradigm in HPV-Negative Oropharyngeal Cancer: Identifying Candidates for Deintensification Based on Low Risk of Locoregional Relapse. Int J Radiat Oncol Biol Phys 2020;106(5):1151-1152.

Wu Y, Kitpanit S, Lee A, Schwed K, Lee N. Does Integration of Advanced Practice Provider (APP) in Radiation Oncology Influence Urgent Care Center (UCC) Visit Rate of Head and Neck Cancer Patients Treated with Definitive Radiation Therapy. Int J Radiat Oncol Biol Phys 2020;106(5):1215.

Kitpanit S, Jittapiromsak N, Sriyook A, Prayongrat A, Kannarunimit D, Chakkabat C et al. Comparison between the seventh and eighth edition of the AJCC/UICC staging system for nasopharyngeal cancer integrated with pretreatment plasma Epstein-Barr virus DNA level in a non-Chinese population: secondary analysis from a prospective randomized trial. Jpn J Clin Oncol 2019;49(12):1100-1113. DOI: 10.1093/jjco/hyz109

Kitpanit S. Cancer immunology and cancer vaccine. Proceedings of the 30th Thai Association of Radiation Oncology (THASTRO) annual meeting; 2019 Mar 15-17; Suratthani, Thailand. 2019. p. 188-220

Kitpanit S. Proton therapy in head and neck cancer. Journal of Thai Association of Radiation Oncology. 2018;24(2):48-63.

Lertbutsayanukul C, Kitpanit S, Prayongrat A, Kannarunimit D, Netsawang B, Chakkabat C. Validation of previously reported predictors for radiation-induced hypothyroidism in nasopharyngeal cancer patients treated with intensity-modulated radiation therapy, a post hoc analysis from a Phase III randomized trial. J Radiat Res 2018;59(4):446-455. DOI: 10.1093/jrr/rry036

Lertbutsayanukul C, Kannarunimit D, Prayongrat A, Chakkabat C, Netsawang B, Kitpanit S. Prognostic value of plasmaEBV DNA for nasopharyngeal cancer patients during treatment with intensity-modulated radiation therapy and concurrent chemotherapy. Radiol Oncol 2018 Jun;52(2):195–203.

Lertbutsayanukul C, Prayongrat A, Kannarunimit D, Netsawang B, Kitpanit S, Chakkabat C et al. Optimal plasma pretreatment EBV DNA cut-off pointfor nasopharyngeal cancer patients treated with intensity modulated radiation therapy. Jpn J Clin Oncol 2018;48(5):467-475

Lertbutsayanukul C, Prayongrat A, Kannarunimit D, Chakkabat C, Netsawang B, Kitpanit S. A randomized phase III study between sequential versus simultaneous integrated boost intensity-modulated radiation therapy in nasopharyngeal carcinoma. Strahlenther Onkol 2018;194(5):375-385.

Kitpanit S, Songthong A, Chakkabat C, Amornwichet N, Alisanant P, Nantavithya C et al.Clinical Outcomes of Stereotactic Body Radiation Therapy Using Flattening Filter Free (FFF) in Early Non-Small Cell Lung Cancers and Metastatic Lung Cancers. Int J Radiat Oncol Biol Phys 2017 May;98(1):236.

Kitpanit S. Nasopharyngeal Cancer in Pediatrics and Adolescents. In: Lertbutsayanukul C. Nasopharyngeal Cancer: A Multidisciplinary Approach. Bangkok: S.Offset Graphic Design, 2017:201-222.

สาริน กิจพาณิชย์ "มะเร็งคอหอยหลังโพรงจมูกในผู้ป่วยเด็กและวัยรุ่น" ใน ชวลิต เลิศบุษยานุกูล บรรณาธิการ มะเร็งคอหอยหลังโพรงจมูก หน้า 299-320 กรุงเทพมหานครฯ: สำนักพิมพ์แห่งจุฬาลงกรณ์, 2560.