Supatra Lohsiriwat

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PURPOSE To determine the relationship between preoperative serum albumin and postoperative bowel function as well as surgical outcomes in right-sided colon cancer patients. METHODS This retrospective study in a university hospital included 84 patients who underwent elective right hemicolectomy for adenocarcinoma of the right-sided colon between January(More)
OBJECTIVES To evaluate the effect of caffeine at the dose of 4.5 mg/kg on bladder function in overactive bladder (OAB) adults. MATERIALS AND METHODS Nine women and three men aged 21-40 years with OAB symptoms were included. Each subject drank 8 ml/kg of water with and without caffeine at two separate sessions. Cystometry and uroflowmetry were performed 30(More)
AIM To assess creatinine clearance that indicates glomerular filtration rate (GFR) and to demonstrate the effect of posture on creatinine clearance in late pregnancy compared to the non-pregnant state. METHODS Twenty-six healthy pregnant women aged 19-30 years were studied for two sessions, first in their third trimester of pregnancy and then in a(More)
OBJECTIVE Ginger has been traditionally used to reduce intestinal gas and flatulence. The present study examined the effects of ginger on the esophagus and lower esophageal sphincter (LES) function by esophageal manometry. STUDY DESIGN A randomized controlled trial. SETTING Departments of Physiology and Medicine, Faculty of Medicine Siriraj Hospital. (More)
BACKGROUND AND OBJECTIVES Uroflowmetric parameters of urination may be influenced by many factors including age, sex, voiding position, technique used and also anatomical and physiological variations. A cross-sectional study was carried out to measure uroflowmetric parameters in normal Thai subjects and to compare these parameters among different ages and(More)
Caffeine affects many aspects of body function including the gastrointestinal system. A single-blinded experimental study was performed to evaluate the effect of caffeine on lower esophageal sphincter (LES) and esophageal peristaltic contractions in healthy Thai adults. The volunteers were six men and six women aged 19-31 years. Subjects drank 100 mL of(More)
Medical research casts a great impact on health of the entire human population so it must be conducted and publicized without dishonesty or bias. Any misrepresentation can have extremely serious consequences for patients and clinical practice. Unfortunately, fraud and deceit have increasingly been detected and have become a problem in today's research. They(More)
PURPOSE This study was designed to evaluate the effects of caffeine on anorectal function by anorectal manometry. METHODS Ten healthy subjects were studied. They drank 200 ml of water and later 200 ml of a solution that contained caffeine 3.5 mg/kg body weight. The anorectal manometric study was divided into three periods: basal, water, and caffeine; each(More)
Rat renal slices were incubated in two different media. One was a normal K, physiological saline solution and the other a high K medium. Renin release was measured every 15 min in the presence and absence of 10(-6) M isoproterenol and also in the presence and absence of aspirin, 0.8 or 1.6 X 10(-5) M. In all experiments renin release was linear during the(More)