Search Results - "Lee, Francis K.H."

Radiation-induced hypoglossal nerve palsy after definitive radiotherapy for nasopharyngeal carcinoma: Clinical predictors and dose–toxicity relationship by Chow, James C.H, Cheung, Ka-Man, Au, Kwok-Hung, Zee, Benny C.Y, Lee, Jack, Ngan, Roger K.C, Lee, Anne W.M, Yiu, Harry H.Y, Li, Kenneth W.S, Leung, Alex K.C, Chan, Jeffrey C.H, Lee, Francis K.H, Wong, Kam-Hung

“…Highlights•Radiation-induced hypoglossal (XII) nerve palsy is common in nasopharyngeal carcinoma patients. •Crude incidence was 8.7% (69/797) at a median…”
Get full text

Dose-volume predictors of post-radiation primary hypothyroidism in head and neck cancer: A systematic review by Chow, James C.H., Cheung, Ka-Man, Cheung, Gavin T.C., Tam, Anthony H.P., Lui, Jeffrey C.F., Lee, Francis K.H., Au, Kwok-Hung, Ng, Wai-Tong, Lee, Anne W.M., Yiu, Harry H.Y.

“…•This systematic review included 29 studies (n = 4,530 patients) on dosimetric predictors of primary hypothyroidism in HNC.•Average crude incidence of primary…”
Get full text

202 Strategy to tackle uncertainty in breast VMAT: Robust optimization vs. Virtual bolus by Lui, Jeffrey C.F., Cheung, Alex P.Y., Lee, Francis K.H.

Get full text

Osteoporosis is associated with increased marrow fat content and decreased marrow fat unsaturation: A proton MR spectroscopy study by Yeung, David K.W., Griffith, James F., Antonio, Gregory E., Lee, Francis K.H., Woo, Jean, Leung, Ping C.

“…Purpose To use proton magnetic resonance spectroscopy (1H‐MRS) to evaluate vertebral marrow fat, and to determine whether bone density correlates with fat…”
Get full text

Post-radiation primary hypothyroidism in patients with head and neck cancer: External validation of thyroid gland dose–volume constraints with long-term endocrine outcomes by Chow, James C.H., Lui, Jeffrey C.F., Cheung, Ka-Man, Tam, Anthony H.P., Lam, Martin H.C., Yuen, Tony Y.S., Lee, Francis K.H., Leung, Alex K.C., Au, Kwok-Hung, Ng, Wai-Tong, Lee, Anne W.M., Kwan, Chung-Kong, Yiu, Harry H.Y.

“…•We externally validated 22 dose-volume constraints of the thyroid gland using long-term endocrine outcomes of 488 HNC patients.•Over a median follow-up period…”
Get full text

Vertebral bone mineral density, marrow perfusion, and fat content in healthy men and men with osteoporosis: dynamic contrast-enhanced MR imaging and MR spectroscopy by Griffith, James F, Yeung, David K W, Antonio, Gregory E, Lee, Francis K H, Hong, Athena W L, Wong, Samuel Y S, Lau, Edith M C, Leung, Ping Chung

“…To prospectively use hydrogen 1 (1H) magnetic resonance (MR) spectroscopy and dynamic contrast material-enhanced MR imaging to measure vertebral body marrow…”
Get more information

A practical methodology to improve the dosimetric accuracy of MR-based radiotherapy simulation for brain tumors by Lui, Jeffrey C.F., Tang, Annie M., Law, C.C., Lee, Jonan C.Y., Lee, Francis K.H., Chiu, Jeffrey, Wong, Kam-Hung

“…•Evaluated dosimetric accuracy in VMAT of brain tumor, with sCT generated from MRI.•sCT generated from a clinically-ready algorithm.•Sub-optimal gamma analysis…”
Get full text

Application of hypoglossal nerve constraint in definitive radiotherapy for nasopharyngeal carcinoma: A dosimetric feasibility study by Chow, James C.H., Lui, Jeffrey C.F., Au, Kwok-Hung, Cheung, Ka-Man, Ngan, Roger K.C., Leung, Alex K.C., Li, Kenneth W.S., Chan, Jeffrey C.H., Wong, Kam-Hung, Lee, Francis K.H.

“…Purpose: Radiation-induced hypoglossal nerve palsy is an infrequent but debilitating late complication after definitive radiotherapy for head and neck cancers…”
Get full text

Segmentation of nasopharyngeal carcinoma (NPC) lesions in MR images by Lee, Francis K H, Yeung, David K W, King, Ann D, Leung, S F, Ahuja, Anil

“…An accurate and reproducible method to delineate tumor margins from uninvolved tissues is of vital importance in guiding radiation therapy (RT). In…”
Get more information

Diffusion tensor imaging (DTI) of rodent brains in vivo using a 1.5T clinical MR scanner by Lee, Francis K.H., Fang, Ma-Rong, Antonio, Gregory E., Yeung, David K.W., Chan, Edward T.Y., Zhang, Li-Hong, Yew, David T., Ahuja, Anil T.

“…Purpose To evaluate the feasibility of using a clinical 1.5T MR scanner to perform magnetic resonance (MR) diffusion tensor imaging (DTI) on in vivo rodent…”
Get full text