Search Results - "SING FAI LEUNG"

Analysis of Plasma Epstein–Barr Virus DNA to Screen for Nasopharyngeal Cancer by Chan, K.C. Allen, Woo, John K.S, King, Ann, Zee, Benny C.Y, Lam, W.K. Jacky, Chan, Stephen L, Chu, Sam W.I, Mak, Constance, Tse, Irene O.L, Leung, Samantha Y.M, Chan, Gloria, Hui, Edwin P, Ma, Brigette B.Y, Chiu, Rossa W.K, Leung, Sing-Fai, van Hasselt, Andrew C, Chan, Anthony T.C, Lo, Y.M. Dennis

“…Circulating Epstein–Barr virus DNA was measured in 20,174 asymptomatic participants in Hong Kong; 34 of 309 with positive results had nasopharyngeal cancer…”
Get full text

Early detection of nasopharyngeal carcinoma by plasma Epstein‐Barr virus DNA analysis in a surveillance program by Chan, K. C. Allen, Hung, Emily C. W., Woo, John K. S., Chan, Paul K. S., Leung, Sing‐Fai, Lai, Franco P. T., Cheng, Anita S. M., Yeung, Sze Wan, Chan, Yin Wah, Tsui, Teresa K. C., Kwok, Jeffrey S. S., King, Ann D., Chan, Anthony T. C., van Hasselt, Andrew C., Lo, Y. M. Dennis

“…BACKGROUND: Nasopharyngeal carcinoma (NPC) is prevalent in Southeast Asia. Over the last decade, plasma Epstein‐Barr virus (EBV) DNA has been developed as a…”
Get full text

Prospective Randomized Study of Intensity-Modulated Radiotherapy on Salivary Gland Function in Early-Stage Nasopharyngeal Carcinoma Patients by KAM, Michael K. M, LEUNG, Sing-Fai, CHIU, Samuel K. W, CHOI, Peter H. K, TEO, Peter M. L, KWAN, Wing-Hong, CHAN, Anthony T. C, ZEE, Benny, CHAU, Ricky M. C, SUEN, Joyce J. S, MO, Frankie, LAI, Maria, HO, Rosalie, CHEUNG, Kin-Yin, YU, Brian K. H

“…This randomized trial compared the rates of delayed xerostomia between two-dimensional radiation therapy (2DRT) and intensity-modulated radiation therapy…”
Get full text

Plasma Epstein-Barr Viral Deoxyribonucleic Acid Quantitation Complements Tumor-Node-Metastasis Staging Prognostication in Nasopharyngeal Carcinoma by Leung, Sing-fai, Zee, Benny, Ma, Brigette B, Hui, Edwin P, Mo, Frankie, Lai, Maria, Chan, K C Allen, Chan, Lisa Y S, Kwan, Wing-hong, Lo, Y M Dennis, Chan, Anthony T C

“…To evaluate the effect of combining circulating Epstein-Barr viral (EBV) DNA load data with TNM staging data in pretherapy prognostication of nasopharyngeal…”
Get full text

Clinical utility of plasma Epstein‐Barr virus DNA and ERCC1 single nucleotide polymorphism in nasopharyngeal carcinoma by Hui, Edwin P., Ma, Brigette B. Y., Chan, K. C. Allen, Chan, Charles M. L., Wong, Cesar S. C., To, Ka Fai, Chan, Anthony W. H., Tung, Stewart Y., Ng, Wai‐Tong, Cheng, Ashley C., Lee, Victor H. F., Chan, Stephen L., Loong, Herbert H. F., Kam, Michael K. M., Leung, Sing‐Fai, Ho, Rosalie, Mo, Frankie, Ngan, Roger K. C., Chan, Anthony T. C.

“…BACKGROUND Single nucleotide polymorphism (SNP) of the excision repair cross‐complementing group 1 (ERCC1) gene has been linked with sensitivity to platinum…”
Get full text

Persistent Aberrations in Circulating DNA Integrity after Radiotherapy Are Associated with Poor Prognosis in Nasopharyngeal Carcinoma Patients by CHAN, K. C. Allen, LEUNG, Sing-Fai, YEUNG, Sze-Wan, CHAN, Anthony T. C, LO, Y. M. Dennis

“…Purpose: Aberrations of circulating nucleic acid integrity have been observed in cancer patients. However, the clinical significance of such changes has not…”
Get full text

Osteoradionecrosis of the upper cervical spine: MR imaging following radiotherapy for nasopharyngeal carcinoma by King, Ann D, Griffith, James F, Abrigo, Jill M, Leung, Sing-fai, Yau, Fung-kwai, Tse, Gary M.K, Ahuja, Anil T

“…Abstract Purpose To document the MRI appearances of radiation-induced abnormalities in the cervical spine following treatment for nasopharyngeal carcinoma…”
Get full text

Rapid Clearance of Plasma Epstein-Barr Virus DNA After Surgical Treatment of Nasopharyngeal Carcinoma by TO, Edward W. H, ALLEN CHAN, K. C, LEUNG, Sing-Fai, CHAN, Lisa Y. S, TO, Ka-Fai, CHAN, Anthony T. C, JOHNSON, Philip J, DENNIS LO, Y. M

“…Purpose: Circulating EBV DNA analysis has been shown to be valuable in the detection, prognostication, and monitoring of nasopharyngeal carcinoma (NPC)…”
Get full text

Pretherapy quantitative measurement of circulating Epstein–Barr virus DNA is predictive of posttherapy distant failure in patients with early‐stage nasopharyngeal carcinoma of undifferentiated type by Leung, Sing‐fai, Chan, Anthony T. C., Zee, Benny, Ma, Brigette, Chan, Lisa Y. S., Johnson, Philip J., Dennis Lo, Y. M.

“…BACKGROUND Patients with International Union Against Cancer (UICC) Stage I–II nasopharyngeal carcinoma (NPC) appear to have a relatively favorable prognosis…”
Get full text

Incidence of carotid stenosis in nasopharyngeal carcinoma patients after radiotherapy by Lam, Wynnie Wai‐man, Leung, Sing‐fai, So, Nina Man‐ching, Wong, Ka‐sing, Liu, Kin‐hung, Ka‐ming Ku, Peter, Yuen, Hok‐yuen, Metreweli, Constantine

“…BACKGROUND Radiation‐induced carotid stenosis in patients with head and neck tumors can cause significant mortality and morbidity. This study examined the…”
Get full text

Factors affecting risk of symptomatic temporal lobe necrosis: significance of fractional dose and treatment time by Lee, Anne W M, Kwong, Dora L W, Leung, Sing Fai, Tung, Stewart Y, Sze, Wai Man, Sham, Jonathan S T, Teo, Peter M L, Leung, To Wai, Wu, Po Man, Chappell, Rick, Peters, Lester J, Fowler, John F

“…To study the factors affecting the risk of symptomatic temporal lobe necrosis after different fractionation schedules. One thousand thirty-two patients with…”
Get more information

Dosimetric Comparison of Intensity-Modulated Stereotactic Radiotherapy With Other Stereotactic Techniques for Locally Recurrent Nasopharyngeal Carcinoma by Kung, Shiris Wai Sum, M.Sc, Wu, Vincent Wing Cheung, Ph.D, Kam, Michael Koon Ming, F.R.C.R, Leung, Sing Fai, F.R.C.R, Yu, Brian Kwok Hung, F.R.C.R, Ngai, Dennis Yuen Kan, M.Sc, Wong, Simon Chun Fai, M.B.A, Chan, Anthony Tak Cheung, F.R.C.P

“…Purpose Locally recurrent nasopharyngeal carcinoma (NPC) patients can be salvaged by reirradiation with a substantial degree of radiation-related…”
Get full text

Proton magnetic resonance spectroscopy of late delayed radiation-induced injury of the brain by Chan, Yu-leung, Yeung, David K.W., Leung, Sing-fai, Cao, Guang

“…We prospectively evaluated metabolite changes in late delayed radiation‐induced injury to the temporal lobes on proton (1H) magnetic resonance spectroscopy…”
Get full text

Detection of recurrent chromosomal gains and losses in primary nasopharyngeal carcinoma by comparative genomic hybridisation by Hui, Angela Bik‐Yu, Lo, Kwok‐Wai, Leung, Sing‐Fai, Teo, Peter, Fung, Michael K.F., To, K.F., Wong, Nathalie, Choi, Peter H.K., Lee, Joseph C.K., Huang, Dolly P.

“…Nasopharyngeal carcinoma (NPC) is a common cancer in Southern China but rare in Western countries. To search for genetic alterations in NPC, we examined a…”
Get full text

CTL Control of EBV in Nasopharyngeal Carcinoma (NPC): EBV-Specific CTL Responses in the Blood and Tumors of NPC Patients and the Antigen-Processing Function of the Tumor Cells by Lee, Steven P, Chan, Anthony T. C, Cheung, Siu-Tim, Thomas, Wendy A, CroomCarter, Debbie, Dawson, Chris W, Tsai, Ching-Hwa, Leung, Sing-Fai, Johnson, Philip J, Huang, Dolly P

“…Undifferentiated nasopharyngeal carcinoma (NPC) is latently infected with EBV and expresses a restricted number of viral proteins. Studies in healthy virus…”
Get full text

Nasopharyngeal Cancers: Which Method Should be Used to Measure these Irregularly Shaped Tumors on Cross-Sectional Imaging? by King, Ann D., M.R.C.P., F.R.C.R, Zee, Benny, Ph.D, Yuen, Edmund H.Y., F.R.C.R, Leung, Sing-fai, M.D., F.R.C.R, Yeung, David K.W., Ph.D, Ma, Brigette B., F.R.A.C.P, Wong, Jeffrey K.T., F.R.C.R, Kam, Michael K.M., F.R.C.R, Ahuja, Anil T., F.R.C.R, Chan, Anthony T.C., M.D., F.R.C.P

“…Purpose: To determine whether the standard techniques of measuring tumor size and change in size after treatment could be applied to the measurement of…”
Get full text

A Broadly Adaptive Array of Dose-Constraint Templates for Planning of Intensity-Modulated Radiation Therapy for Advanced T-Stage Nasopharyngeal Carcinoma by Chau, Ricky Ming-Chun, Ph.D, Leung, Sing-Fai, M.D, Kam, Michael Koon-Ming, F.R.C.R, Cheung, Kin-Yin, Ph.D, Kwan, Wing-Hon, F.R.C.R, Yu, Kwok-Hung, F.R.C.R, Chiu, Kwok-Wing, F.R.C.R, Cheung, Michael Lok-Man, M.S, Chan, Anthony Tak-Cheung, M.D

“…Purpose To develop and validate adaptive dose-constraint templates in intensity-modulated radiotherapy (IMRT) planning for advanced T-stage nasopharyngeal…”
Get full text

Quantitative measurement of post-irradiation neck fibrosis based on the young modulus: description of a new method and clinical results by Leung, Sing-Fai, Zheng, Yongping, Choi, Charles Y K, Mak, Suzanne S S, Chiu, Samuel K W, Zee, Benny, Mak, Arthur F T

“…Postirradiation fibrosis is one of the most common late effects of radiation therapy for patients with head and neck carcinoma. An objective and quantitative…”
Get full text

Prognostic significance of the total dose of cisplatin administered during concurrent chemoradiotherapy in patients with locoregionally advanced nasopharyngeal carcinoma by Loong, Herbert H, Ma, Brigette B.Y, Leung, Sing-Fai, Mo, Frankie, Hui, Edwin P, Kam, Michael K, Chan, Stephen L, Yu, Brian K.H, Chan, Anthony T.C

“…Abstract Background and purpose Concurrent chemoradiotherapy (CRT) confers survival benefit over radiotherapy (RT) alone in the treatment of locoregionally…”
Get full text

Quasi-linear viscoelastic properties of fibrotic neck tissues obtained from ultrasound indentation tests in vivo by Huang, Yan-Ping, Zheng, Yong-Ping, Leung, Sing-Fai

“…Background. Hand palpation is a conventional way to assess and document soft tissue fibrosis. But it is semi-quantitative and subjective, so there is a need to…”
Get full text