Displaying publications 61 - 80 of 106 in total

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  1. Lee WS, Song ZL, Em JM, Chew KS, Ng RT
    Pediatr Neonatol, 2021 05;62(3):249-257.
    PMID: 33546933 DOI: 10.1016/j.pedneo.2021.01.002
    BACKGROUND: Primary endoscopic prophylaxis in pediatric gastroesophageal varices is not universally practiced. We aimed to determine the role of primary endoscopic prophylaxis in preventing variceal bleeding in gastroesophageal varices in children.

    METHODS: We reviewed all children with gastroesophageal varices seen in our unit from 2000 to 2019. Primary prophylaxis was defined as endoscopic procedure without a preceding spontaneous bleeding and secondary prophylaxis as preceded by spontaneous bleeding. High-risk varices were defined as presence of grade III esophageal varices, cardia gastric varices or cherry red spots on the varices. Outcome measures (spontaneous rebleeding within 3 months after endoscopic procedure, number of additional procedures to eradicate varices, liver transplant [LT], death) were ascertained.

    RESULTS: Sixteen of 62 (26%) patients (median [± S.D.] age at diagnosis = 5.0 ± 4.3 years) with varices had primary prophylaxis, 38 (61%) had secondary prophylaxis while 8 (13%) had no prophylaxis. No difference in the proportion of patients with high-risk varices was observed between primary (88%) and secondary (92%; P = 0.62) prophylaxis. As compared to secondary prophylaxis, children who had primary prophylaxis were significantly less likely to have spontaneous rebleeding (6% vs. 38%; P = 0.022) and needed significantly fewer repeated endoscopic procedures (0.9 ± 1.0 vs. 3.1 ± 2.5; P = 0.021). After 8.9 ± 5.5 years of follow-up, overall survival was 85%; survival with native liver was 73%. No statistical difference was observed in the eventual outcome (alive with native liver) between primary and secondary (71% vs. 78%, P = 0.78).

    CONCLUSION: Children with PHT who had primary prophylaxis had less subsequent spontaneous rebleeding and needed fewer additional endoscopic procedures as compared to secondary prophylaxis but did not have an improved eventual outcome. Screening endoscopy in all children who have signs of PHT and primary prophylaxis in high-risk esophageal varices should be considered before eventual LT.

    Matched MeSH terms: Gastrointestinal Hemorrhage/etiology; Gastrointestinal Hemorrhage/prevention & control
  2. Dualim DM, Loo GH, Rajan R, Nik Mahmood NRK
    Int J Surg Case Rep, 2019;60:303-306.
    PMID: 31277041 DOI: 10.1016/j.ijscr.2019.06.053
    INTRODUCTION: Gastrointestinal stromal tumours (GISTs) are the most common mesenchymal neoplasms of the alimentary tract but accounts for only 0.1-3% of all gastrointestinal neoplasms. The most common presentation of GISTs is acute or chronic gastrointestinal bleeding, in which the patient presents with symptomatic anaemia.

    PRESENTATION OF CASE: With that in mind, we describe a 66-year-old man who presented with recurrent episodes of obscure gastrointestinal bleeding for two years. Video capsule endoscopy (VCE) showed several small telangiectasias in the proximal small bowel. Oral route double-balloon enteroscopy (DBE) revealed abnormal mucosa 165 cm from incisor with central ulceration and vascular component. He subsequently underwent surgical excision. The histopathological report confirmed the diagnosis of GIST arising from the jejunum. During his clinic follow up, he remains symptom-free with no evidence of recurrence.

    DISCUSSION: The diagnosis of bleeding small intestine GISTs can be challenging as these are inaccessible by conventional endoscopy. Imaging modalities such as double-balloon enteroscopy, capsule endoscopy, CT angiography, intravenous contrast-enhanced multidetector row CT (MDCT) and magnetic resonance enterography (MRE) have been used to assist in the diagnosis of bleeding small intestine GISTs. The mainstay of management for small intestine GIST is complete surgical excision.

    CONCLUSION: Bleeding jejunal GIST is very rare and only a handful of case reports have been published. The mainstay of management for small intestine GIST is complete surgical excision. It is essential to obtain a complete excision of localised disease and avoiding tumour spillage in order to reduce the risk of local recurrence and metastatic spread of GISTs.

    Matched MeSH terms: Gastrointestinal Hemorrhage
  3. Shahrudin MD, Noori SM
    Hepatogastroenterology, 1997 Jan-Feb;44(13):284-7.
    PMID: 9058160
    Arterio-venous malformation (AVM) of the head of the pancreas is a rare condition that may cause upper gastro-intestinal tract (GIT) bleeding. A 45-year-old man with a large AVM at the pancreato-biliary region is described. The patient had recurrent episodes of hematemesis and melena. Enlargement of the AVM was documented by serial abdominal CT scans performed after each bleed. Whipple procedure was successfully performed in this patient.
    Matched MeSH terms: Gastrointestinal Hemorrhage/etiology
  4. Shahrudin MD, Noori SM
    Hepatogastroenterology, 1997;44(14):441-4.
    PMID: 9164516
    BACKGROUND/AIMS: Recently an increasing number of young colorectal carcinoma patients attending the University Hospital, Kuala Lumpur were noted. This report represents our experience with patients suffering from colorectal cancer aged 30 years or younger.
    MATERIALS AND METHODS: All cases of primary carcinoma of the colon and rectum admitted to the University Hospital during 1990 to 1994 were respectively reviewed. Inclusion criteria was that the patient had been 30 years or younger. Data collected included age, gender, race, site of tumour, presenting symptomatology, duration of symptoms, histology, extension of tumour and nodal involvement predisposing factors, treatment and follow-up.
    RESULTS: 21 patients were included, 5 patients (24%) were 30 years old at diagnosis, 12 (57%) patients were aged 20-29 years and 4 patients (19%) were less than 20 years old. Thirteen of the 21 patients were female, and 8 (38%) were male, 6 of the 21 patients (29%) were Malaysian, while 1 was Indian (4%). The remainder were Chinese, 14 patients (67%). Six patients (29%) had their primary tumour located in the rectosigmoid, 4 (19%) in the left colon, 1 (4%) in the splenic flexure, 2 in the transverse colon (9%), 1 in the hepatic flexure (4%) and 5 in the caecum 24(%). One patient had a tumour too diffuse to detect a primary site at the time of operation. One patient with a family history of polyps had his entire colon removed at age 14. He had 3 separate foci of tumour. The 5-year survival rate was 25%.
    DISCUSSION: Most patients with extensive disease and mucinous histology. Lesions are commonly seen beyond the transverse colon (57%). Presentation included most commonly abdominal pain, haematochezia or haemoccult positive stools.
    CONCLUSION: The symptoms above should alert surgeons to colorectal carcinoma as a differential diagnosis
    Matched MeSH terms: Gastrointestinal Hemorrhage/epidemiology
  5. Rashid SN, Bouwer H, O'Donnell C
    Forensic Sci Med Pathol, 2012 Dec;8(4):430-5.
    PMID: 22477359 DOI: 10.1007/s12024-012-9332-3
    Fistula formation following pelvic surgery and radiotherapy, including ureteric-arterial fistulas (UAF), is well documented, however, ureteric-arterial-enteric fistula is extremely rare. Conventional autopsy is usually required for the definitive diagnosis of pelvic vascular fistulas although an accurate diagnosis can still be complicated and challenging. The role of post-mortem computed tomography (PMCT) as an adjunct to conventional autopsy is well documented in the literature. One of the limitations of PMCT is the diagnosis of vascular conditions. Post-mortem computed tomography angiography (PMCTA) is a recently introduced technique that can assist in detecting such pathology. We present a case of post-radiotherapy ureteric-arterial-enteric fistula presenting as massive rectal and vaginal bleeding diagnosed prior to autopsy on PMCTA. The role of PMCTA in the diagnosis of such a UAF has not previously been reported in the literature.
    Matched MeSH terms: Gastrointestinal Hemorrhage/etiology; Gastrointestinal Hemorrhage/pathology
  6. Woodhull S, Bush A, Tang AL, Padley S
    Paediatr Respir Rev, 2020 Nov;36:100-105.
    PMID: 32680823 DOI: 10.1016/j.prrv.2020.06.001
    Acute, major pulmonary haemorrhage in children, is rare, may be life-threatening and at times presents atypically. Dieulafoy's disease of the bronchus presenting with recurrent or massive hemoptysis was first described in adults. Prior to reviewing the literature, we report an illustrative case of bronchial Dieulafoy's disease (BDD) in a child presenting unusually with massive apparent hematemesis. The source of bleeding is a bronchial artery that fails to taper as it terminates within the bronchial submucosa. A high index of suspicion is required to identify such lesions via radiological imaging and the role of bronchial artery embolisation is highlighted with video images of angiography included.
    Matched MeSH terms: Gastrointestinal Hemorrhage/diagnosis
  7. Kumar R, Khan FU, Sharma A, Aziz IB, Poddar NK
    Curr Med Chem, 2021 Apr 04.
    PMID: 33820515 DOI: 10.2174/0929867328666210405114938
    There is substantial progress in artificial intelligence (AI) algorithms and their medical sciences applications in the last two decades. AI-assisted programs have already been established for remotely health monitoring using sensors and smartphones. A variety of AI-based prediction models available for the gastrointestinal inflammatory, non-malignant diseases, and bowel bleeding using wireless capsule endoscopy, electronic medical records for hepatitis-associated fibrosis, pancreatic carcinoma using endoscopic ultrasounds. AI-based models may be of immense help for healthcare professionals in the identification, analysis, and decision support using endoscopic images to establish prognosis and risk assessment of patient's treatment using multiple factors. Although enough randomized clinical trials are warranted to establish the efficacy of AI-algorithms assisted and non-AI based treatments before approval of such techniques from medical regulatory authorities. In this article, available AI approaches and AI-based prediction models for detecting gastrointestinal, hepatic, and pancreatic diseases are reviewed. The limitation of AI techniques in such disease prognosis, risk assessment, and decision support are discussed.
    Matched MeSH terms: Gastrointestinal Hemorrhage
  8. McCormick A, Qasim A
    Med J Malaysia, 2005 Jul;60 Suppl B:6-11.
    PMID: 16108165
    Matched MeSH terms: Gastrointestinal Hemorrhage/therapy*
  9. Lim TM, Lu PY, Meheshinder S, Selvindoss P, Balasingh D, Ramesh J, et al.
    Med J Malaysia, 2003 Oct;58(4):522-5.
    PMID: 15190627
    We retrospectively analyzed all patients presenting with upper gastrointestinal bleeding to Seremban Hospital over a one-year period. A quarter of the oesophagogastro-duodenoscopies (OGD) performed were performed as emergency for upper gastrointestinal tract bleeding. Gastric ulcers and duodenal ulcers were the two most common findings. Our results suggest that there is a male preponderance of 2:1, the Chinese were more likely to be affected and the elderly (> 60 years) were at highest risk.
    Matched MeSH terms: Gastrointestinal Hemorrhage/ethnology; Gastrointestinal Hemorrhage/etiology*; Gastrointestinal Hemorrhage/therapy
  10. Ismail MA, Qureshi MA
    Ann R Coll Surg Engl, 2002 Jul;84(4):263-4.
    PMID: 12215030
    BACKGROUND: Haemorrhagic radiation proctitis frequently presents as a problem in management. We analysed the technique of formalin dab in its management.

    PATIENTS AND METHODS: Twenty patients presenting with haemorrhagic radiation proctitis and treated with formalin dab were prospectively analysed.

    RESULTS: Twelve patients ceased to bleed following one session of formnalin dab. Six patients needed more than one session to effect haemostasis. Two of three patients with torrential bleeding failed to respond to formalin dab and required surgical excision of the rectum.

    CONCLUSION: Formalin dab is a simple, effective and safe treatment modality in the management of chronic haemorrhagic radiation proctitis, and hence should be considered as the initial treatment modality for such a condition.

    Matched MeSH terms: Gastrointestinal Hemorrhage/drug therapy*; Gastrointestinal Hemorrhage/etiology
  11. Raj SM
    Am J Trop Med Hyg, 1999 Jan;60(1):165-6.
    PMID: 9988342
    Stool specimens of 104 primary schoolchildren (mean+/-SD age = 8.2+/-0.3 years) were examined for helminth eggs and for occult blood to investigate the possibility that trichuriasis causes occult intestinal bleeding in the absence of the overt Trichuris dysentery syndrome. A commercially available guaiac test was used to detect fecal occult blood. Sixty-one children had Trichuris infection, 11 of whom had heavy infections (> 10,000 eggs per gram of feces [epg]), and 53 had Ascaris infections. No hookworm infection was detected. Baseline screening yielded only one weakly positive occult blood test result in a child with a light (800 epg) Trichuris infection. Serial stool occult blood testing on the 11 subjects with heavy trichuriasis and 8 uninfected controls yielded a single weakly positive result in the control group. The results provide no evidence that trichuriasis predisposes to significant occult gastrointestinal bleeding in children in the absence of the dysenteric syndrome.
    Matched MeSH terms: Gastrointestinal Hemorrhage/diagnosis; Gastrointestinal Hemorrhage/etiology*
  12. Kyaw K, Raj SM
    Med J Malaysia, 1993 Sep;48(3):377-8.
    PMID: 8183158
    Matched MeSH terms: Gastrointestinal Hemorrhage/therapy*
  13. Raj SM
    Med J Malaysia, 1991 Jun;46(2):183-6.
    PMID: 1839424
    A review of the records at a teaching hospital in Kelantan revealed that 175 new cases of peptic ulcer disease were diagnosed endoscopically over a period of 5 years. The ratio of duodenal to gastric ulcers was 2:1. Male patients outnumbered females by 2.7:1. There was a disproportionately high number of Chinese patients. A striking observation was that an unusually large proportion (45%) of patients had presented with acute gastrointestinal bleeding. The implication is that peptic ulcer disease in this region may be underdetected; the diagnosis often coming to light only after a serious complication has supervened.
    Matched MeSH terms: Gastrointestinal Hemorrhage/etiology
  14. Kosasih S, Muhammad Nawawi KN, Wong Z, Chia Hsin DC, Ban AY, Raja Ali RA
    Case Rep Med, 2019;2019:3437056.
    PMID: 31772583 DOI: 10.1155/2019/3437056
    Upper gastrointestinal bleeding as a result of gastrointestinal metastases from lung cancer is extremely rare. We report two cases of patients with duodenal metastases from lung adenocarcinoma presented with recurrent melena. Histopathological examination and immunohistochemical staining of the duodenal biopsies supported the diagnosis of metastatic lung adenocarcinoma.
    Matched MeSH terms: Gastrointestinal Hemorrhage
  15. Hamidon BB, Raymond AA
    Med J Malaysia, 2006 Aug;61(3):288-91.
    PMID: 17240577 MyJurnal
    Gastrointestinal (GI) bleeding is one of the most serious complications after an acute ischaemic stroke and may affect stroke outcome. We identified predictors and the eventual outcome of gastrointestinal bleeding during the in-patient period following the commencement of aspirin. This was a study of patients with acute ischaemic stroke admitted to Universiti Kebangsaan Malaysia Hospital from June 2000 to January 2001. A single observer, using predefined diagnostic criteria recorded information on demography, risk factors and GI bleeding that occurred during the inpatient period. One hundred and fifteen patients with acute ischaemic stroke were enrolled in the study. Gastrointestinal bleeding was observed in 6 (5.2%) patients. Using univariate analysis, the independent predictors of gastrointestinal bleeding were age (OR 1.25; 95% CI 1.07 to 1.50), and middle cerebral artery (MCA) territory infarcts (OR 9.47; 95% CI 1.62 to 55.5). Using multivariate analysis, the presence of gastrointestinal bleeding increased mortality (OR 24.97; 95% CI 1.97 to 316.91). Older age, and large MCA infarct predict the development gastrointestinal bleeding. Stroke mortality was independently predicted by gastrointestinal bleeding. Prophylactic treatment in elderly patients with large cerebral infarcts may be an area for further investigation.
    Matched MeSH terms: Gastrointestinal Hemorrhage/etiology*
  16. Reid HA
    PMID: 4397208
    Matched MeSH terms: Gastrointestinal Hemorrhage/etiology*
  17. Rosly NB, Loo GH, Shuhaili MAB, Rajan R, Ritza Kosai N
    Int J Surg Case Rep, 2019;61:161-164.
    PMID: 31374465 DOI: 10.1016/j.ijscr.2019.07.039
    INTRODUCTION: Transoesophageal echocardiography (TOE) is a widely used intraoperative diagnostic tool in cardiac patients, and it is considered as a safe and non-invasive procedure. However, it has its known complications, which is estimated to be 0.18% with mortality reported as 0.0098%. Complications of TOE include odynophagia, upper gastrointestinal haemorrhage, endotracheal tube malpositioning and dental injury. One of the rarer complications includes oesophageal perforation, whose incidence is reported to be 0.01%.

    CASE PRESENTATION: We present a case of a 61-year-old lady with mitral valve prolapse (MVP) who underwent TOE with subsequent presentation of odynophagia with left neck swelling. An upper endoscopy examination was inconclusive; however, a contrasted computed tomography of the neck showed evidence of cervical oesophageal perforation. She was managed conservatively and discharged well.

    DISCUSSION: The trauma caused by TOE probe insertion and manipulation accounts for most of the upper gastrointestinal complications. Mortality of patients associated with oesophageal perforation can be up to 20% and doubled if the treatment is delayed for more than 24 h. Mechanism of injury from TOE probe is likely multifactorial. Predisposing factors that increase the risk of tissue disruption include the presence of unknown structural pathology. Imaging studies and an upper endoscopy examination may aid in the diagnosis of oesophageal perforation.

    CONCLUSION: A high index of suspicion, coupled with a tailored, multidisciplinary approach, is essential to achieve the best possible outcome. Conservative management may be worthwhile in a stable patient despite delayed presentation. Although TOE is considered a safe procedure, physicians should be made aware of such a dreaded complication.

    Matched MeSH terms: Gastrointestinal Hemorrhage
  18. Mohd Hashim S, Tong SF, Omar K, Abdul Rashid MR, Shah SA, Sagap I
    Asian Pac J Cancer Prev, 2011;12(8):2007-11.
    PMID: 22292642
    BACKGROUND: Knowledge is believed to be a driving factor for patients' early presentation for healthcare. This study was conducted to assess knowledge of colorectal cancer among subjects presenting with rectal bleeding and to determine its association with late presentation.

    METHODS: A cross-sectional study of 80 patients with rectal bleeding, aged 40 and above, was conducted between December 2008 and June 2009 in the endoscopy unit, University Kebangsaan Malaysia Medical Centre. The research instruments used in this study was a self-administered questionnaire including data on duration of rectal bleeding, first medical consultation and knowledge of colorectal cancer.

    RESULTS: Sixty percent of subjects with rectal bleeding delayed seeking medical advice. Subjects were more aware of symptoms of non-colorectal cancers compared to symptoms of colorectal cancer. The majority of subjects (63.8%) correctly identified rectal bleeding as a symptom but were not aware of the best screening method to detect colorectal cancer. Half of the subjects knew increasing age and genetic background to be risk factors for colorectal carcinoma. However, knowledge of colorectal cancer was not found to be significantly associated with delay in seeking help.

    CONCLUSION: Findings indicate poor awareness of colorectal cancer among the subjects. Although public education of colorectal cancer is important for early presentation on rectal bleeding, further studies are advocated to evaluate other factors influencing patients' help seeking behavior other than knowledge.
    Matched MeSH terms: Gastrointestinal Hemorrhage/etiology*; Gastrointestinal Hemorrhage/pathology; Gastrointestinal Hemorrhage/psychology
  19. Hashim SM, Omar K, Fah TS, Rashid RA, Daud TI, Shah SA, et al.
    Asian Pac J Cancer Prev, 2010;11(5):1335-9.
    PMID: 21198288
    BACKGROUND: Patients' delay in the presentation with rectal bleeding had been identified as a factor for late diagnosis of colorectal cancer. This study was conducted to determine the prevalence of delay in consulting a medical practitioner and identifying associated factors.

    MATERIALS AND METHODS: A cross-sectional study of 80 patients with rectal bleeding, aged 40 and above, was conducted between December 2008 and June 2009 in the endoscopy unit, University Kebangsaan Malaysia Medical Centre. The self-administered questionnaire included data on sociodemographic, concern of rectal bleeding, whether patients sought initial advice, any self treatment prior to medical consultation and patients' opinion on causes of their own rectal bleeding.

    RESULTS: The prevalence of delay in the presentation of rectal bleeding was 60%. Patients who were less worried (OR 9.6; 95% CI 3.3-27.5), who did not seek anyoneandapos;s advice (OR 11.8; 95% CI 3.8-36.8) and took some treatment before seeking medical consultation (OR 5.0; 95% CI 1.0-24.1) were significantly more likely to delay. Multiple logistic regression revealed that less worry of rectal bleeding and not seeking anyoneandapos;s advice were important predictors (p<0.05). The majority of patients attributed their bleeding to benign causes.

    CONCLUSION: A high proportion of patients with rectal bleeding in the high risk group delayed in seeking medical advice. Public education needs to focus on interventions to reduce the delay in presenting and diagnosis of colorectal carcinoma.
    Matched MeSH terms: Gastrointestinal Hemorrhage/epidemiology*
  20. Pui WC, Chieng TH, Siow SL, Nik Abdullah NA, Sagap I
    Asian Pac J Cancer Prev, 2020 Oct 01;21(10):2927-2934.
    PMID: 33112550 DOI: 10.31557/APJCP.2020.21.10.2927
    BACKGROUND: Various methods have been used for treatment of hemorrhagic radiation proctitis (HRP) with variable results. Currently, the preferred treatment is formalin application or endoscopic therapy with argon plasma coagulation. Recently, a novel therapy with colonic water irrigation and oral antibiotics showed promising results and more effective compared to 4% formalin application for HRP. The study objective is to compare the effect of water irrigation and oral antibiotics versus 4% formalin application in improving per rectal bleeding due to HRP and related symptoms such as diarrhoea, tenesmus, stool frequency, stool urgency and endoscopic findings.

    METHODS: We conducted a study on 34 patients with HRP and randomly assigned the patients to two treatment arm groups (n=17). The formalin group underwent 4% formalin dab and another session 4 weeks later. The irrigation group self-administered daily rectal irrigation at home for 8 weeks and consumed oral metronidazole and ciprofloxacin during the first one week. We measured the patients' symptoms and endoscopic findings before and after total of 8 weeks of treatment in both groups.

    RESULTS: Our study showed that HRP patients had reduced per rectal bleeding (p = 0.003) in formalin group, whereas irrigation group showed reduced diarrhoea (p=0.018) and tenesmus (p=0.024) symptoms. The comparison between the two treatment arms showed that irrigation technique was better than formalin technique for tenesmus (p=0.043) symptom only.

    CONCLUSION: This novel treatment showed benefit in treating HRP. It could be a new treatment option which is safe and conveniently self-administered at home or used as a combination with other therapies to improve the treatment outcome for HRP.
    .

    Matched MeSH terms: Gastrointestinal Hemorrhage/etiology; Gastrointestinal Hemorrhage/pathology; Gastrointestinal Hemorrhage/therapy*
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