John Sing Fai Shum

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Intussusception is a well-known condition that a portion of gut invaginates into the lumen of the immediate adjacent intestine. Intussusception in adult is rare, about 5% of all intussusceptions (Stubenbord and Thorbjarnarson in Ann Surg 172(2):306–310, 1970). We present a rare case of gastric gastrointestinal stromal tumors complicated with gastroduodenal(More)
OBJECTIVES To identify the key predictive factors of radiation-induced cranial nerve palsy in patients with nasopharyngeal carcinoma (NPC). METHOD AND MATERIALS From November 1998 to December 2007, all consecutive patients with newly diagnosed NPC who were curatively treated with radiotherapy and subsequently developed radiation-induced cranial nerve(More)
AIM To analyse the multidetector computed tomography (MDCT) and magnetic resonance imaging (MRI) findings in patients with atresia of the coronary sinus orifice (CSA). MATERIALS AND METHODS MDCT findings of 15 consecutive adult patients with CSAs were retrospectively analysed. The patients underwent contrast-enhanced electrocardiography-gated MDCT (n =(More)
Vascular leiomyoma is a benign soft tissue tumour with a predilection for middle-aged women. It is most often seen in the extremities, particularly in the lower leg. The typical lesion is a small, slow-growing subcutaneous nodule. These tumours are often unexpected or preoperatively confused with other soft tissue tumours including low-grade sarcomas,(More)
INTRODUCTION This study aimed to identify predictors of the outcome and clinical efficacy of emergency pelvic artery embolisation (PAE) for primary postpartum haemorrhage (PPH) and to assess the post-embolisation fertility of PAE patients in a regional hospital setting. METHODS A 12-year retrospective study of patients undergoing emergency PAE was(More)
Dropped gallstones due to accidental perforation of gallbladder wall during laparoscopic cholecystectomy are often encountered. However, dropped gallstones as nidus of infection with subsequent abscess formation is a rare complication of laparoscopic cholecystectomy (0.3%). Most of the reported cases of complicated dropped stones required open surgical(More)
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