Andrew W C Yip

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BACKGROUND The rare obturator hernia has a high incidence of potentially lethal complications. This report reviews this condition and stresses the dangers of unrecognized obturator hernia. METHODS Thirteen patients with 14 obturator hernias were seen during a 5-year period. All the patients were emaciated and elderly, and 12 were women. They all had(More)
BACKGROUND The psychosocial impact of breast surgery has been extensively studied in the Western population. There is a relative paucity of comparable data in Oriental women who are increasingly affected by cancer of the breast. The present study investigates the effects that different types of breast surgery have on the quality of life of Chinese women. (More)
BACKGROUND The use of proton pump inhibitors for the treatment of functional dyspepsia is controversial and the role of Helicobacter pylori infection in functional dyspepsia is uncertain. AIM To evaluate the efficacy of different doses of lansoprazole for the treatment of functional dyspepsia in Chinese patients. METHOD Patients with a clinical(More)
Gallstone obstruction of the cystic duct with resulting repeated attacks of inflammation and pressure necrosis leads to the formation of cholecystocholedochal fistulas (Mirizzi syndrome type II). Obstructive jaundice and cholangitis are the common presentations of the condition. These fistulas are often not recognized before operation and constitute a high(More)
OBJECTIVE To review local experience of neoadjuvant chemotherapy in breast cancer. DESIGN Retrospective study. SETTING Public hospital, Hong Kong. PATIENTS Seventeen patients who presented from August 1988 through April 1997 with locally advanced breast cancer, which was treated with neoadjuvant chemotherapy. RESULTS The clinical response rate was(More)
OBJECTIVE To summarise the results of transanal endoscopic microsurgery for the treatment of rectal villous adenoma and early rectal tumours. DESIGN Prospective study. SETTING Regional hospital, Hong Kong. PATIENTS Consecutive patients between November 1995 and January 2003. INTERVENTION Transanal endoscopic microsurgery. MAIN OUTCOME MEASURES(More)
BACKGROUND Rabeprazole is a new proton pump inhibitor with more potent acid suppressive and anti-Helicobacter effects. AIM To compare two different regimens of rabeprazole-based triple therapy vs. 7-day omeprazole-based triple therapy for the eradication of Helicobacter pylori infection. METHOD Patients with proven H. pylori infection were randomized to(More)
Tuberculosis affecting the pancreas is rare. Its occurrence may pose a diagnostic problem in differentiating it from carcinoma of the pancreas. Two cases of tuberculosis affecting the pancreas are reported, illustrating the value of fine needle aspiration in such a situation. The response of the disease to antituberculous drugs was slow, but sure.
Injury to the prepuce is uncommon. A total of 32 patients were treated within a 3-year period. A difference in the aetiology between boys and adults was noted. Accidental injury to the prepuce occurred in 6 boys, with zipper injuries being the commonest among children. Coital and self-inflicted injuries accounted for 85% of adult cases. In patients with(More)
BACKGROUND Use of blue dye alone as a marker for sentinel lymph node (SLN) biopsy is effective, but combining it with isotope marking can improve the success rate. Use of the isotope adds extra cost and there are potential radiation hazards. The two techniques were compared in a randomized trial. METHODS Women with early breast cancer (less than 3 cm) and(More)