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W. Robert Lee

Professor Emeritus of Radiation Oncology
Radiation Oncology
Box 3085 Med Ctr, Durham, NC 27710
201 Trent Drive, Box 3085, Durham, NC 27710

Scholarly Works - Book sections


External beam radiation therapy for clinically localized prostate cancer

Book section · January 1, 2015 Radiation therapy is used in approximately one-third of patients newly diagnosed with prostate cancer. External beam radiotherapy alone to doses of 75.6 Gy or higher is appropriate for patients with low risk disease (T1, GS<7, PSA≤10 ng/ml). For intermedia ... Full text Cite

Intensity-modulated radiotherapy

Book section · July 1, 2013 Intensity-modulated radiotherapy (IMRT) is a radiation delivery technique that allows dose sculpting to improve target coverage while sparing normal tissues. In an IMRT plan, the number of photons delivered (or fluence) varies within a field. Such variabil ... Full text Cite