Displaying publications 1 - 20 of 44 in total

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  1. Swathirajan CR, Vignesh R, Pradeep A, Solomon SS, Solomon S, Balakrishnan P
    Indian J Med Microbiol, 2017 Jan-Mar;35(1):37-40.
    PMID: 28303816 DOI: 10.4103/ijmm.IJMM_16_164
    CONTEXT: Diarrhoea is one of the major complications occurring in over 90% of HIV-infected individuals in developing countries. Coccidian group of parasites, being opportunistic pathogens, have been implicated as the most common causative agents of diarrhoea among HIV-infected population.

    AIMS: The aim was to study the magnitude of parasitic diarrhoea with special context to coccidian parasitic infections in HIV-infected individuals and their association with the patient's immunological status measured by CD4 T-cell counts.

    SETTINGS AND DESIGN: This investigation was performed between January 2002 and December 2014 at a tertiary HIV care centre in Chennai, South India.

    MATERIALS AND METHODS: Stool samples were collected and microscopically observed for parasites using direct, formal-ether-concentrated wet mounts and modified acid-fast staining for coccidian parasites. CD4 T-cell counts were done by FACScount.

    STATISTICAL ANALYSIS USED: All statistical analyses were performed using GraphPad Prism software, version 5.0, andP < 0.05 was considered statistically significant.

    RESULTS: Coccidian parasitic infection accounted for about 23.4% of parasitic infections, and of these, Cystoisospora belli was observed to be the most common cause of diarrhoea (88.8%), followed by Cryptosporidium spp. (9.9%) and Cyclospora spp. (1.3%). Trend analysis of coccidian aetiology during the study period revealed a significant rise in the positivity of C. belli and Cryptosporidium spp. (P = 0.001). Among the HIV patients with CD4+ T-cell counts <200 cells/μL, Cryptosporidium infection was most common (90%), followed by infection with C. belli(61.4%).

    CONCLUSIONS: Coccidian parasites continue to be the most common aetiological agent of diarrhoea among patients with HIV. The increasing trend of positivity of both cystoisosporiasis and cryptosporidiosis over the study period and the high positivity of cryptosporidiosis in patients with lower CD4+ T-cell counts are issues of serious concern. The findings call for the need for the early diagnosis of coccidian parasites and appropriate intervention among HIV-infected patients.
    Matched MeSH terms: Diarrhea/etiology
  2. Jegathesan M, Wah LT, Soon LE, Su Har D, Boo Liat L
    Trop Geogr Med, 1976 Jun;28(2):91-5.
    PMID: 788266
    Three species of commonly eaten shellfish found in Malaysian coastal waters were examined for the presence of common bacterial enteropathogens. Vibrio parahaemolyticus, non-agglutinating vibrios, and various serotypes of enteropathogenic E. coli were isolated from a large proportion of them. Salmonella were isolated in two instances. High colony counts with evidence of faecal contamination indicated the strong possibility of pulltion being the cause for the presence of these enteropathogens. Methods of cooking and eating these shellfish enhance their likelihood of acting as vehicles of diarrhoeal disease.
    Matched MeSH terms: Diarrhea/etiology
  3. Lee WS, Tay CG, Nazrul N, Paed M, Chai PF
    Med J Malaysia, 2009 Mar;64(1):83-5.
    PMID: 19852331 MyJurnal
    A five-month-old Indian girl, product of consanguineous marriage, presented with diarrhoea with an onset within two days after birth, severe malnutrition and metabolic acidosis. The diarrhoea persisted even with lactose-free formula, amino acid-based formula and glucose-containing oral rehydration solution, but stopped when fasted. She required prolonged parenteral nutrition. Fructose and glucose tolerance tests were performed, confirming the child was able to absorb and metabolize fructose but not glucose, indicating a diagnosis of glucose-galactose malabsorption. This case illustrate how simple and pertinent clinical observations and laboratory investigations is sufficient to allow a firm diagnosis to be made.
    Matched MeSH terms: Diarrhea/etiology*
  4. Liong CC, Ravindran S, Gnana Kumar G, Chin EF, Koh PS, Chan WK
    Med J Malaysia, 2016 04;71(2):88-90.
    PMID: 27326953 MyJurnal
    Chronic diarrhoea in tropical countries may be due to a myriad of causes from infective to non-infective. This case report illustrates the challenges faced in the investigation of a middle-age Chinese gentleman who presented with chronic diarrhoea and weight loss. The diagnosis of type II enteropathy-associated T-cell lymphoma (EATL) was finally made. The diagnosis of EATL was least suspected as the condition is almost unheard of in this part of the world. The epidemiology, presentation, diagnosis, management and prognosis of this rare condition are discussed.
    Matched MeSH terms: Diarrhea/etiology*
  5. Pang T, Wong PY, Puthucheary SD, Sihotang K, Chang WK
    J Med Microbiol, 1987 May;23(3):193-8.
    PMID: 3585956
    Studies were performed on a cytotoxin (CT) from human strains of Campylobacter jejuni isolated in Malaysia. CT was detected by cytopathic effect (CPE) on HeLa cells at titres from 8 to 32, in culture filtrates from 14 (48%) of 29 human isolates. The CPE correlated well with a quantitative 51Cr-release assay where a specific release of 54-68% was noted. CT production was lost after 5-7 subcultures. CT activity was also detected in 5 (26%) of 19 faecal filtrates from which CT-producing isolates were subsequently obtained. The mol. wt of CT was estimated by Sephadex G-50 chromatography to be greater than 30,000. In a suckling-mouse assay, CT consistently failed to demonstrate fluid accumulation after intragastric inoculation of culture filtrate. The Removable Intestinal Tie Adult Rabbit Diarrhoea (RITARD) assay was also used. Rabbits given CT-producing strains of C. jejuni developed bacteraemia and severe watery mucus-containing diarrhoea for the duration of the experiment with death of some animals. Rabbits given CT non-producing strains had less severe disease and none died. Rabbits given partially-purified CT had diarrhoea for 3 days but none died.
    Matched MeSH terms: Diarrhea/etiology
  6. Majid HA, Bin Sidek MA, Chinna K
    Prev Med, 2013;57 Suppl:S64-6.
    PMID: 23298820 DOI: 10.1016/j.ypmed.2012.12.021
    To investigate the psychometric properties of the developed 21 item questionnaire to measure definitions, attitudes and management practices in relation to diarrhea during enteral nutrition (DAPonDEN).
    Matched MeSH terms: Diarrhea/etiology
  7. Knight SM, Toodayan W, Caique WC, Kyi W, Barnes A, Desmarchelier P
    Int J Epidemiol, 1992 Aug;21(4):812-8.
    PMID: 1521988
    In response to a recorded increasing incidence of diarrhoea in Tumpat District, Malaysia, a case-control study was performed to identify modifiable risk factors for the transmission of diarrhoea, in children aged 4-59 months. Ninety-eight pairs of children, matched on age and sex, were recruited prospectively from health centres. Exposure status was determined during a home visit. Interviewers were 'blinded' as to the disease status of each child. Odds ratios were measured through matched pair analysis and conditional logistic regression. Risk factors for diarrhoea identified were: reported--drinking of unboiled water, storage of cooked food before consumption and bottle feeding; and observations--animals inside the house and absence of washing water in latrines. Water quality, source of drinking water, reported hand washing behaviour, indiscriminate defecation by children, cup use and the absence of a functional latrine were not associated with diarrhoea. Nonsignificant associations were found for: accessibility of washing water source, type of water storage container and use of fly covers for food.
    Matched MeSH terms: Diarrhea/etiology
  8. Gilman RH, Davis C, Fitzgerald F
    Trans R Soc Trop Med Hyg, 1976;70(4):313-6.
    PMID: 1006759
    Children with heavy Trichuris infestation were compared with paediatric amoebic dysentery patients and normal children. Heavy Trichuris infestation was diagnosed by visualization of worms on anoscopy. Patients with heavy Trichuris infection had a longer duration of disease, more frequent hospitalization and a higher rate of rectal prolapse than did patients with amoebiasis. Five Trichuris children also had clubbing. Trichuris patients had lower mean haematrocrits (27%) and serum albumin (3-3 gm%) than did patients with amoebiasis (32% and 3-7 gm% respectively). Coinfection with Shigella and Salmonella was significantly increased in patients with heavy Trichuris infection compared to both amoebic and control group children. Trichuris patients were infected with Entamoeba histolytica more frequently (46%) than normal children. Heavy Trichuris infection is the probable cause of symptoms and signs seen in these patients.
    Matched MeSH terms: Diarrhea/etiology
  9. Hilmi I, Hartono JL, Pailoor J, Mahadeva S, Goh KL
    BMC Gastroenterol, 2013;13:80.
    PMID: 23651739 DOI: 10.1186/1471-230X-13-80
    There is increasing evidence for the role of microscopic inflammation in patients with IBS. We aimed to examine the prevalence of microscopic colitis and inflammation in Malaysian IBS patients with diarrhoea (IBS-D).
    Matched MeSH terms: Diarrhea/etiology
  10. O'Holohan DR, Hugoe-Mathews J
    Ann Trop Med Parasitol, 1970 Dec;64(4):475-9.
    PMID: 5276552
    Matched MeSH terms: Diarrhea/etiology
  11. Hashan MR, Elhusseiny KM, Huu-Hoai L, Tieu TM, Low SK, Minh LHN, et al.
    Acta Trop, 2020 Oct;210:105603.
    PMID: 32598920 DOI: 10.1016/j.actatropica.2020.105603
    We aimed to systematically review evidence pertaining to the safety and efficacy of nitazoxanide in treating infectious diarrhea. On September 21, 2017, we identified relevant studies using 12 databases. The estimates of the included studies were pooled as a risk ratio (RR). We conducted a network and pairwise random-effects meta-analysis for both direct and indirect comparisons of different organisms that are known to cause diarrhea. The primary and secondary analysis outcomes were clinical response until cessation of illness, parasitological response and adverse events. We included 18 studies in our analysis. In cryptosporidiosis, the overall estimate favored nitazoxanide in its clinical response in comparison with placebo RR 1.46 [95% CI 1.22-1.74; P-value <0.0001]. Network meta-analysis among patients with Giardia intestinalis showed an increase in the probability of diarrheal cessation and parasitological responses in comparison with placebo, RR 1.69 [95% CI 1.08-2.64, P-score 0.27] and RR 2.91 [95% CI 1.72-4.91, P-score 0.55] respectively. In Clostridium difficile infection, the network meta-analysis revealed a non-significantly superior clinical response effect of nitazoxanide to metronidazole 31 days after treatment RR 1.21 [95% CI 0.87-1.69, P-score 0.26]. In Entamoeba histolytica, the overall estimate significantly favored nitazoxanide in parasitological response with placebo RR 1.80 [95% CI 1.35-2.40, P-value < 0.001]. We highlighted the effectiveness of nitazoxanide in the cessation of diarrhea caused by Cryptosporidium, Giardia intestinalis and Entamoeba histolytica infection. We also found significant superiority of NTZ to metronidazole in improving the clinical response to G. intestinalis, thus it may be a suitable candidate for treating infection-induced diarrhea. To prove the superiority of NTZ during a C. difficile infection may warrant a larger-scale clinical trial since its superiority was deemed insignificant. We recommend nitazoxanide as an appropriate option for treating infectious diarrhea.
    Matched MeSH terms: Diarrhea/etiology
  12. Ismail A
    PMID: 3217821
    Analysis of diarrhoeal disease patterns in Malaysia from 1981-1986 suggested that infectious hepatitis ranked as the most predominant diarrhoeal disease followed by typhoid, food poisoning, dysentery and cholera. Although these five major food and water-borne diseases are still endemic in this country, diarrhoeal diseases per se no longer become an important public health problem in Malaysia. Enforcement of the cholera control program brought the incidence of the disease to a minimal. Unfortunately, this fatal form of diarrhoeal disease caused the greatest mortality compared to the others. Seasonal influence also played a part in controlling the occurrence of the disease. There was a preponderance of diarrhoeal diseases during the rainy season implicating contaminated water as a source of transmission. Although greater than half of the population has been supplied with piped water and sanitary latrines, a lot more has to be done before diarrhoeal diseases could be eliminated from this country.
    Matched MeSH terms: Diarrhea/etiology
  13. Ariffin WA, Choo KE, Karnaneedi S
    Med J Malaysia, 1992 Sep;47(3):231-4.
    PMID: 1491651
    Three sisters with cassava poisoning are described. A review of the toxic properties of cassava is presented together with discussion on the methods of its preparation, its adverse effects on man, its detoxification in the body, and the treatment of its poisoning.
    Matched MeSH terms: Diarrhea/etiology
  14. Yusuf A, Ahmad Z, Keng SL
    Asian Pac J Cancer Prev, 2013;14(1):435-40.
    PMID: 23534769
    BACKGROUND: Breast cancer is the leading cause of cancer-related death among women in Malaysia. A diagnosis is very stressful for women, affecting all aspects of their being and quality of life. As such, there is little information on quality of life of women with breast cancer across the different ethnic groups in Malaysia. The purpose of this study was to examine the quality of life in Malay and Chinese women newly diagnosed with breast cancer in Kelantan.

    MATERIALS AND METHODS: A descriptive study involved 58 Malays and 15 Chinese women newly diagnosed with breast cancer prior to treatment. Quality of life was measured using the Malay version of the European Organization for Research and Treatment of Cancer Quality of Life Questionnaire (EORTC QLQ-C30) and its breast-specific module (QLQ-BR23). Socio-demographic and clinical data were also collected. All the data were analyzed using SPSS version 20.0.

    RESULTS: Most of the women were married with at least a secondary education and were in late stages of breast cancer. The Malay women had lower incomes (p=0.046) and more children (p=0.001) when compared to the Chinese women. Generally, both the Malay and Chinese women had good functioning quality-of-life scores [mean score range: 60.3-84.8 (Malays); 65.0-91.1 (Chinese)] and global quality of life [mean score 60.3, SD 22.2 (Malays); mean score 65.0, SD 26.6 (Chinese)]. The Malay women experienced more symptoms such as nausea and vomiting (p=0.002), dyspnoea (p=0.004), constipation (p<0.001) and breast-specific symptoms (p=0.041) when compared to the Chinese.

    CONCLUSIONS: Quality of life was satisfactory in both Malays and Chinese women newly diagnosed with breast cancer in Kelantan. However, Malay women had a lower quality of life due to high general as well as breast-specific symptoms. This study finding underlined the importance of measuring quality of life in the newly diagnosed breast cancer patient, as it will provide a broader picture on how a cancer diagnosis impacts multi-ethnic patients. Once health care professionals understand this, they might then be able to determine how to best support and improve the quality of life of these women during the difficult times of their disease and on-going cancer treatments.

    Matched MeSH terms: Diarrhea/etiology
  15. Khairul Anuar A
    Med J Malaysia, 1985 Dec;40(4):325-9.
    PMID: 3842734
    Matched MeSH terms: Diarrhea/etiology*
  16. Kirchgatterer A, Allinger S, Balon R, Tuppy H, Knoflach P
    Z Gastroenterol, 1998 Oct;36(10):897-900.
    PMID: 9846368
    A 43-year-old woman developed abdominal pain and diarrhea following a travel to Malaysia. Examinations in another hospital proved no evidence of infection, an empirical antibiotic therapy with ciprofloxacin yielded no benefit. One and a half year later, the patient was admitted to our department because of persistent diarrhea and wasting. Laboratory tests showed megaloblastic anemia, folate deficiency and steatorrhea. Stool specimens for bacterial pathogens and parasites were negative. Endoscopy and biopsy from the distal portion of the duodenum revealed broadening and shortening of the villi and an increased infiltration of the lamina propria by chronic inflammatory cells (plasma cells and lymphocytes). In conclusion, diagnosis of tropical sprue was established. The therapy comprised of tetracycline for six weeks and folic acid for six months. Subsequently, the diarrhea disappeared, the patient continuously gained weight and was free of any complaints. The complete remission following this regimen proved the suspected diagnosis. Differential diagnosis in any patient who recently returned from the tropics may be a challenge. Tropical sprue predominantly occurs during or after a longer stay in endemic areas. However, if chronic diarrhea and signs of malabsorption develop after a short journey to India, South-East Asia and parts of the Caribbean, tropical sprue has to be considered, too.
    Matched MeSH terms: Diarrhea/etiology*
  17. Lam SK
    Ann Acad Med Singap, 1987 Apr;16(2):250-1.
    PMID: 3318653
    Viral infections are probably the most important cause of childhood morbidity and mortality in the world. In many developing countries in South East Asia and the Western Pacific, priority health problems include acute respiratory infections, acute diarrhoeas and arboviral infections. Where studies have been carried out, there is no significant difference in the aetiological agents involved or in the manifestation of clinical childhood disease. Surveillance of these diseases have improved with the introduction of rapid viral diagnosis. The better understanding of the immunopathogenesis of many diseases have also encouraged research in this area and will lead to the better control and management of these diseases. However, the search for antivirals has been disappointing but fortunately new vaccines are on the horizon and the prospect for bringing some of these diseases under control through vaccination are bright.
    Matched MeSH terms: Diarrhea/etiology
  18. Lee WS, Ng RT, Chan KW, Lau YL
    World J Gastroenterol, 2016 Dec 28;22(48):10653-10662.
    PMID: 28082818 DOI: 10.3748/wjg.v22.i48.10653
    AIM: Infantile-onset inflammatory bowel disease (IO-IBD) with the onset of disease before 12 mo of age, is a different disease entity from childhood IBD. We aimed to describe the clinical features, outcome and role of mutation in interleukin-10 (IL-10) and interleukin-10 receptors (IL-10R) in Asian children with IO-IBD.

    METHODS: All cases of IO-IBD, defined as onset of disease before 12 mo of age, seen at University Malaya Medical Center, Malaysia were reviewed. We performed mutational analysis for IL10 and IL10R genes in patients with presenting clinical features of Crohn's disease (CD).

    RESULTS: Six [13%; CD = 3, ulcerative colitis (UC) = 2, IBD-unclassified (IBD-U) = 1] of the 48 children (CD = 25; UC = 23) with IBD have IO-IBD. At final review [median (range) duration of follow-up: 6.5 (3.0-20) years], three patients were in remission without immunosuppression [one each for post-colostomy (IBD-U), after standard immunosuppression (CD), and after total colectomy (UC)]. Three patients were on immunosuppression: one (UC) was in remission while two (both CD) had persistent disease. As compared with later-onset disease, IO-IBD were more likely to present with bloody diarrhea (100% vs 55%, P = 0.039) but were similar in terms of an associated autoimmune liver disease (0% vs 19%, P = 0.31), requiring biologics therapy (50% vs 36%, P = 0.40), surgery (50% vs 29%, P = 0.27), or achieving remission (50% vs 64%, P = 0.40). No mutations in either IL10 or IL10R in the three patients with CD and the only patient with IBD-U were identified.

    CONCLUSION: The clinical features of IO-IBD in this Asian cohort of children who were negative for IL-10 or IL-10R mutations were variable. As compared to childhood IBD with onset of disease after 12 mo of age, IO-IBD achieved remission at a similar rate.

    Matched MeSH terms: Diarrhea/etiology
  19. Zainul NH, Ma ZF, Besari A, Siti Asma H, Rahman RA, Collins DA, et al.
    Epidemiol Infect, 2017 Oct;145(14):3012-3019.
    PMID: 28891459 DOI: 10.1017/S0950268817002011
    Little is known about Clostridium difficile infection (CDI) in Asia. The aims of our study were to explore (i) the prevalence, risk factors and molecular epidemiology of CDI and colonization in a tertiary academic hospital in North-Eastern Peninsular Malaysia; (ii) the rate of carriage of C. difficile among the elderly in the region; (iii) the awareness level of this infection among the hospital staffs and students. For stool samples collected from hospital inpatients with diarrhea (n = 76) and healthy community members (n = 138), C. difficile antigen and toxins were tested by enzyme immunoassay. Stool samples were subsequently analyzed by culture and molecular detection of toxin genes, and PCR ribotyping of isolates. To examine awareness among hospital staff and students, participants were asked to complete a self-administered questionnaire. For the hospital and community studies, the prevalence of non-toxigenic C. difficile colonization was 16% and 2%, respectively. The prevalence of CDI among hospital inpatients with diarrhea was 13%. Out of 22 C. difficile strains from hospital inpatients, the toxigenic ribotypes 043 and 017 were most common (both 14%). In univariate analysis, C. difficile colonization in hospital inpatients was significantly associated with greater duration of hospitalization and use of penicillin (both P < 0·05). Absence of these factors was a possible reason for low colonization in the community. Only 3% of 154 respondents answered all questions correctly in the awareness survey. C. difficile colonization is prevalent in a Malaysian hospital setting but not in the elderly community with little or no contact with hospitals. Awareness of CDI is alarmingly poor.
    Matched MeSH terms: Diarrhea/etiology
  20. Haug NL, Davis CE, Anandan J, Lim TW
    Med J Malaya, 1969 Sep;24(1):24-31.
    PMID: 4243839
    Matched MeSH terms: Diarrhea/etiology
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