Salivary Parameters as Predictive Markers for Radiation-induced Treatment Response in Head and Neck Cancers: An Investigational Study

Autor: Dipika Jayachander, Arnadi Ramachandrayya Shivashankara, Mamidipudi Srinivasa Vidyasagar, Raees Tonse, Sarita Pais, Ashwin DL Lobo, Sanath Kumar Hegde, Suresh Rao, Manjeshwar Shrinath Baliga
Jazyk: angličtina
Rok vydání: 2018
Předmět:
Zdroj: Middle East Journal of Cancer, Vol 9, Iss 2, Pp 133-142 (2018)
Druh dokumentu: article
ISSN: 2008-6709
2008-6687
Popis: Background: This study evaluates the predictive significance of salivary amylase, glutathione, lipid peroxides, and lactate dehydrogenase in the treatment of head and neck cancer patients who undergo curative radiotherapy/chemoradiotherapy. Methods: The volunteers for the study included head and neck cancer patients that required curative radiotherapy/chemoradiotherapy. Patients provided saliva and blood samples before the start of radiation treatment and 24 h after the first radiation fraction of 2 Gy (before the start of the second fraction). Samples were assessed for the levels of blood and salivary amylase, glutathione, lipid peroxides, and lactate dehydrogenase by standard laboratory methods. Clinical tumor radioresponse was assessed one month after the completion of treatment as complete responders, partial responders, and nonresponders. Results: The results indicated a significant increase in the levels of amylase, lactate dehydrogenase, and lipid peroxides; and a concomitant decrease in the levels of glutathione P
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