Browsing ACADEMIC JOURNALS by Author "Ramanathan, V"
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The current role of Cobalt-60 teletherapy in cancer care
Ramanathan, V (2021-11)Cobalt-60 teletherapy for cancer treatment is becoming less common. It is due to advances in Linac technology, such as beam collimation, conformal radiation therapy, and intensity modulation. Despite this, most developing ... -
Evaluation of scatter dose received by the thyroid region in patients with breast cancer receiving adjuvant chest wall irradiation using 2-d radiotherapy
Ramanathan, V; Kumara, WAIU; Sawandi, LPM; Weerakoon, WMAKB; Jeyakumaran, N; Tudugala, R (2023-07)According to the Global Cancer Observatory 2020 report, breast cancer is the top most cancer among females in Sri Lanka. It has been reported that thyroid can receive a significant amount of radiation dose in breast ... -
Evaluation of Set-Up Errors and Set-Up Margin in Three-Dimensional Conformal Radiotherapy for Pelvic Tumours by Using Electronic Portal Imaging Device
Ramanathan, V; Gunarathne, K; Sampath, DC; Rizwy, MM (2022-11)A set-up error is defined as any deviation between the predetermined and actual treatment positions, and is determined by measuring the displacement of the treatment field position by comparing the treatment image to ... -
A Study on Workload of a Medical Linear Accelerator at a High Throughput Cancer Treatment Centre in Sri Lanka
Ramanathan, V; Gamage, SCSM; Jayarathna, LWMN (2023-11)Radiotherapy bunker design depends on several factors, and among them, workload is one of the important factors. Workload is calculated from the radiation dose delivered at the isocenter. Due to the introduction of ...