Stella C. Chia

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Over a period of 3 months, 85 patients who underwent gastroscopy had antral biopsy taken for Clotest, histology and/or culture for Helicobacter pylori (HP). The sensitivity and specificity of Clotest were found to be 77% and 96% respectively with negative predictive value of 63% and positive predictive value of 98%. Ninety-two percent of the positive(More)
AIM OF STUDY To perform a retrospective study, with the help of literature review, of the management of patients with pyogenic liver abscess in a general hospital. METHOD A retrospective study of 73 consecutive patients treated atTanTock Seng Hospital between January 1994 and December 1997 was conducted to determine the demographic, clinical, laboratory,(More)
With a rich fare of localized content, but limited regional media outlet channels, mobile content generates new business opportunities for Media News, a small media company with considerable growth potential. Two business models are considered: partnering with wireless service providers and strategic alliances with mobile content syndicators. First, the(More)
Post-transplant lymphoproliferative disease (PTLD) is a widely-recognised complication of solid organ transplants with a myriad of clinical presentations. We report a 56-year-old Chinese woman who developed PTLD 17 years after a renal transplant. She initially presented with constitutional symptoms, and a diagnosis of diffuse large B-cell lymphoma was(More)
We studied the seroprevalence of antibody to hepatitis C virus (HCV) in patients with liver disease using the Abbott HCV EIA. Twenty-four patients with acute sporadic nonA nonB hepatitis, 19 patients with chronic hepatitis, 28 patients with cirrhosis and 47 patients with hepatocellular carcinoma (HCC) were assayed. The seroprevalence was 8.3% (2/24) in(More)
At the 4th National Foundation for Digestive Disease (NFDD) Day in 1991 where public lectures on prevention of hepatitis and early detection of hepatocellular carcinoma were given, screening of sera obtained from 364 registrants for antibodies to Hepatitis A (IgG) was undertaken. The overall sero-prevalence rate was 50%, with 55% for males and 46% for(More)
Of 460 patients with peptic ulcer disease seen over a 30-month period, there were 174 elderly patients (defined as > or = 60 years old), constituting 38%. In this group of elderly, gastric ulcers (GU) were observed more frequently than duodenal ulcers (DU) with a ratio of 1.6:1 and the male to female ratio was 1.7:1. In patients < 60 years old, there were(More)