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Chairmen of Departments

Chairmen of Departments
Professor LAU Yun Wong, James

Professor LAU Yun Wong, James

Chairman, Department of Surgery

Yao Ling Sun Professor of Surgery

School / Department / Institute / Centre / Unit
Department of Surgery

Therapeutic Endoscopy, Vascular Surgery
1987       MBBS (Hons) (UNSW)
2001       MD (CUHK)
Professional Qualifications
1991       FRCS (Edin)
1993       FCSHK
1995       FHKAM
2014       FRCS (Glasg)

Research Interests
Peptic ulcer bleeding, endoscopic therapy

Additional info
Head, Division of Surgery, Graduate School, The Chinese University of Hong Kong
Honorary Director, Endoscopy Centre, New Territories East Cluster, Hospital Authority
Honorary Consultant Surgeon, New Territories East Cluster, Hospital Authority

Selected Publications


  1. Sung JJ, Luo D, Wu JC, Ching JY, Chan FK, Lau JY, Mack S, Ducharme R, Okolo P,
    Canto M, Kalloo A, Giday SA. Early clinical experience of the safety and
    effectiveness of Hemospray in achieving hemostasis in patients with acute peptic 
    ulcer bleeding. Endoscopy. 2011 Apr;43(4):291-5. doi: 10.1055/s-0030-1256311.
    Epub 2011 Mar 31. PubMed PMID: 21455870.
  2. Pang SH, Ching JY, Lau JY, Sung JJ, Graham DY, Chan FK. Comparing the
    Blatchford and pre-endoscopic Rockall score in predicting the need for endoscopic
    therapy in patients with upper GI hemorrhage. Gastrointest Endosc. 2010
    Jun;71(7):1134-40. doi: 10.1016/j.gie.2010.01.028. PubMed PMID: 20598244.
  3. Lau J, Sung JJ. From endoscopic hemostasis to bleeding peptic ulcers:
    strategies to prevent and treat recurrent bleeding. Gastroenterology. 2010
    Apr;138(4):1252-4, 1254.e1. doi: 10.1053/j.gastro.2010.02.017. Epub 2010 Feb 18. 
    PubMed PMID: 20171965.
  4. Sung JJ, Lau JY, Ching JY, Wu JC, Lee YT, Chiu PW, Leung VK, Wong VW, Chan FK.
    Continuation of low-dose aspirin therapy in peptic ulcer bleeding: a randomized
    trial. Ann Intern Med. 2010 Jan 5;152(1):1-9. doi:
    10.7326/0003-4819-152-1-201001050-00179. Epub 2009 Nov 30. PubMed PMID: 19949136.
  5. Sung JJ, Barkun A, Kuipers EJ, Mössner J, Jensen DM, Stuart R, Lau JY, Ahlbom 
    H, Kilhamn J, Lind T; Peptic Ulcer Bleed Study Group. Intravenous esomeprazole
    for prevention of recurrent peptic ulcer bleeding: a randomized trial. Ann Intern
    Med. 2009 Apr 7;150(7):455-64. Epub 2009 Feb 16. PubMed PMID: 19221370.
  6. Lau JY, Sung JJ, Lee KK, Yung MY, Wong SK, Wu JC, Chan FK, Ng EK, You JH, Lee 
    CW, Chan AC, Chung SC. Effect of intravenous omeprazole on recurrent bleeding
    after endoscopic treatment of bleeding peptic ulcers. N Engl J Med. 2000 Aug
    3;343(5):310-6. PubMed PMID: 10922420.
  7. Lau JY, Sung JJ, Lam YH, Chan AC, Ng EK, Lee DW, Chan FK, Suen RC, Chung SC.
    Endoscopic retreatment compared with surgery in patients with recurrent bleeding 
    after initial endoscopic control of bleeding ulcers. N Engl J Med. 1999 Mar
    11;340(10):751-6. PubMed PMID: 10072409.
  8. Lau JY, Chung SC, Leung JW, Lo KK, Yung MY, Li AK. The evolution of stigmata
    of hemorrhage in bleeding peptic ulcers: a sequential endoscopic study.
    Endoscopy. 1998 Aug;30(6):513-8. PubMed PMID: 9746158.
  9. Lau JY, Sung JJ, Chan AC, Lai GW, Lau JT, Ng EK, Chung SC, Li AK. Stigmata of 
    hemorrhage in bleeding peptic ulcers: an interobserver agreement study among
    international experts. Gastrointest Endosc. 1997 Jul;46(1):33-6. PubMed PMID:
  10. Chung SS, Lau JY, Sung JJ, Chan AC, Lai CW, Ng EK, Chan FK, Yung MY, Li AK.
    Randomised comparison between adrenaline injection alone and adrenaline injection
    plus heat probe treatment for actively bleeding ulcers. BMJ. 1997 May
    3;314(7090):1307-11. PubMed PMID: 9158465; PubMed Central PMCID: PMC2126544.