Displaying publications 61 - 80 of 4264 in total

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  1. Rahman MN, Rani MR, Rohani JM
    Work, 2012;43(4):507-14.
    PMID: 22927603 DOI: 10.3233/WOR-2012-1404
    The aim of this study was to investigate the work-related musculoskeletal disorders (WMSDs) among workers in wall plastering jobs within the construction industry.
    Matched MeSH terms: Young Adult
  2. Liew SC, Das-Gupta E, Chakravarthi S, Wong SF, Lee N, Safdar N, et al.
    BMC Res Notes, 2012;5:201.
    PMID: 22537619 DOI: 10.1186/1756-0500-5-201
    Angiogenesis has been reported to be one of the contributory factors to the pathogenesis of psoriasis vulgaris. This study aims to compare the expression of different angiogenesis growth factors namely (1) the vascular endothelial growth factor (VEGF) subfamily: A, B, C, D and placenta growth factor (PlGF); (2) nerve growth factor (NGF) and (3) von Willebrand factor (vWFr) in the skins of patients with psoriasis vulgaris and non-psoriatic volunteers.

    Study site: Dermatology Department of Hospital Kuala Lumpur, Kuala Lumpur and Tuanku Ja’afar Hospital, Seremban, Malaysia
    Matched MeSH terms: Young Adult
  3. Choon SE, Lai NM
    Indian J Dermatol Venereol Leprol, 2012 Nov-Dec;78(6):734-9.
    PMID: 23075643 DOI: 10.4103/0378-6323.102367
    BACKGROUND: The prevalence, clinical patterns, and causative drugs of cutaneous adverse drug reactions (cADR) vary among the different populations previously studied.
    AIM: To determine the prevalence, the clinical patterns of drug eruptions, and the common drugs implicated, particularly in severe cADR such as Stevens-Johnson Syndrome/Toxic epidermal necrolysis (SJS/TEN) and drug rash with eosinophilia and systemic symptoms (DRESS) in our population.
    METHODS: We analyzed the database established for all cADR seen by the department of Dermatology from January 2001 till December 2010.
    RESULTS: A total of 362 cADR were seen among 42 170 new clinic attendees, yielding an incidence rate of 0.86%. The most common reaction pattern seen was maculopapular eruption (153 cases) followed by SJS/TEN (110 cases) and DRESS (34 cases). Antibiotics was the most commonly implicated drug group (146 cases) followed by anticonvulsants (81 cases) and antigout drugs (50 cases). The most frequently implicated drug was allopurinol (50 cases). Carbamazepine, allopurinol, and cotrimoxazole were the three main causative drugs of SJS/TEN accounting for 21.8%, 20.9%, and 12.7%, respectively, of the 110 cases seen, whereas DRESS was mainly caused by allopurinol (15 cases). Mortality rates for TEN, SJS, and DRESS were 28.6%, 2.2%, and 5.9%, respectively.
    CONCLUSIONS: The low rate of cADR with a high proportion of severe reactions observed in this study was probably due to referral bias. Otherwise, the reaction patterns and drugs causing cADR in our population were similar to those seen in other countries. Carbamazepine, allopurinol, and cotrimoxazole were the three main causative drugs of SJS/TEN in our population.
    Study site: department of dermatology in Hospital Sultanah Aminah
    Matched MeSH terms: Young Adult
  4. Yeap SS, Othman AZ, Zain AA, Chan SP
    Int J Rheum Dis, 2012 Feb;15(1):17-24.
    PMID: 22324943 DOI: 10.1111/j.1756-185X.2011.01653.x
    AIM: To determine if baseline vitamin D levels would influence the gain in bone mineral density (BMD) in female systemic lupus erythematosus (SLE) patients on corticosteroids (CS) taking bone-active medication.

    METHOD: Premenopausal SLE patients participating in a trial assessing the efficacy of calcium alone, calcitriol and calcium, and alendronate and calcium, on BMD in patients on CS, were studied. Patients were randomly allocated to the treatment groups at the start of the study and followed up for 2 years. Serum 25-hydroxy vitamin D [25(OH)D] was measured at baseline.

    RESULTS:   Thirty-eight patients were studied. One (2%) patient had osteoporosis, nine (24%) had osteopenia and all others had normal BMD. The mean baseline 25(OH)D levels were 21.6 ± 4.6 ng/mL (± 1 SD). Twelve (32%) patients had vitamin D deficiency [25(OH)D < 20 ng/mL]. There was a significant negative correlation between SLEDAI scores and 25(OH)D levels, that is, patients with high SLEDAI scores had significantly lower 25(OH)D levels (P = 0.033). Left femoral neck BMD was significantly lower in the deficient compared to insufficient group (P = 0.042). There was a trend toward better BMD gain at 2 years in the vitamin D insufficient compared to the deficient group, which did not reach statistical significance.

    CONCLUSION: This study showed that in female SLE patients, low vitamin D levels are associated with higher disease activity and suggests that patients who have higher vitamin D levels have a better BMD response during treatment with bone-active agents.
    Matched MeSH terms: Young Adult
  5. Tan GH, Azrif M, Shamsul AS, Ho CC, Praveen S, Goh EH, et al.
    Asian Pac J Cancer Prev, 2011;12(10):2727-30.
    PMID: 22320982
    INTRODUCTION: Testicular cancer mainly affects young men worldwide. There is lack of published data on patients with this malignant condition from the Southeast Asian region. The aim of this study was therefore to determine the clinicopathologic features of testicular cancer patients treated in a Southeast Asian university hospital and their overall survival rate.

    MATERIALS AND METHODS: This was a retrospective study of testicular cancer patients treated between January 2001 and February 2011. Their epidemiological data, clinical presentation, pathologic diagnosis, stage of disease and treatment were gathered and the overall survival rate of this cohort was analyzed.

    RESULTS: Thirty-one patients were included in this study. The majority of them were of Malay ethnicity. The average age at presentation was 33.7 years. The commonest testicular cancer was non-seminomatous germ cell tumour, followed by seminoma, lymphoma and rhabdomyosarcoma. More than half of all testicular germ cell tumour (GCT) patients had some form of metastasis at diagnosis. All the patients were treated with radical orchidectomy. Adjuvant chemotherapy was given to those with metastatic disease. Four seminoma patients received radiotherapy to the para-aortic lymph nodes. The 5-year survival rate for all testicular cancers in this cohort was 83.9%. The survival rate was 88.9% in 5 years when GCT were analyzed separately.

    CONCLUSION: GCT affects patients in their third and fourth decades of life while lymphoma patients are generally older. Most of the patients treated for GCT are of Malay ethnicity. The majority have late presentation for treatment. The survival rate of GCT patients treated here is comparable to other published series in other parts of the world.

    Matched MeSH terms: Young Adult
  6. Hassan BA, Yusoff ZB, Hassali MA, Othman SB
    Asian Pac J Cancer Prev, 2011;12(10):2753-8.
    PMID: 22320987
    INTRODUCTION: Anemia is considered as one of the most frequent hematological demonstration of malignant diseases, which lead to momentous impairment in every tissues and organs of cancer patients and put them under serious stress. This major problem may arise because of the underlining diseases (i.e., cancer diseases) or radiotherapy or chemotherapy treatment received. This present study tries to find the association between anemia onset and severity with different chemotherapeutics regimens used in the treatment of several solid cancers and to find the association of anemia onset and severity with different doses of these chemotherapeutics drugs.

    METHODS: This retrospective observational study was conducted in Penang General Hospital on 534 anemic solid cancer patients who were admitted between 2003 and 2009. The main statistical tests used were Chi-square test and Logistic regression test for categorical data. While for continues data the main statistical tests were Linear regression and correlation test. The significance of the result will be when the P<0.05, while the confidence interval for this study was 95%.

    RESULTS: FEC, 5-FU+5-FU, Docetaxel and Cisplatin+ 5-FU regimen has strong association and correlation with anemia onset and severity. However the associations and correlations with anemia severity were stronger than those with the onset. Different doses of 5-FU, cyclophosphamide, docetaxel and cisplatin play a critical role in anemia onset and severity.

    CONCLUSION: Monitoring and determination of hemoglobin levels for cancer patients treated with FEC, 5-FU+5-FU, Docetaxel, Cisplatin+ 5-FU specifically with high doses must be emphasized and a focus of particular attention.

    Matched MeSH terms: Young Adult
  7. Alfizah H, Ramelah M, Rizal AM, Anwar AS, Isa MR
    Helicobacter, 2012 Oct;17(5):340-9.
    PMID: 22967117 DOI: 10.1111/j.1523-5378.2012.00956.x
    Polymorphisms of Helicobacter pylori cagA and vacA genes do exist and may contribute to differences in H. pylori infection and gastroduodenal diseases among races in the Malaysian population. This study was conducted to characterize the polymorphisms in H. pylori cagA and vacA in Malaysian population.
    Matched MeSH terms: Young Adult
  8. Aravind SR, Ismail SB, Balamurugan R, Gupta JB, Wadhwa T, Loh SM, et al.
    Curr Med Res Opin, 2012 Aug;28(8):1289-96.
    PMID: 22738801 DOI: 10.1185/03007995.2012.707119
    To compare the incidence of symptomatic hypoglycemia between sitagliptin and sulfonylurea in Muslim patients with type 2 diabetes who fasted during Ramadan.
    Matched MeSH terms: Young Adult
  9. Singh S, Khang TF, Andiappan H, Nissapatorn V, Subrayan V
    Trans R Soc Trop Med Hyg, 2012 May;106(5):322-6.
    PMID: 22480791 DOI: 10.1016/j.trstmh.2012.01.009
    Toxoplasma gondii is a public health risk in developing countries, especially those located in the tropics. Widespread infection may inflict a substantial burden on state resources, as patients can develop severe neurological defects and ocular diseases that result in lifelong loss of economic independence. We tested sera for IgG antibody from 493 eye patients in Malaysia. Overall age-adjusted seroprevalence was estimated to be 25% (95% CI: [21%, 29%]). We found approximately equal age-adjusted seroprevalence in Chinese (31%; 95% CI: [25%, 38%]) and Malays (29%; 95% CI: [21%, 36%]), followed by Indians (19%; 95% CI: [13%, 25%]). A logistic regression of the odds for T. gondii seroprevalence against age, gender, ethnicity and the occurrence of six types of ocular diseases showed that only age and ethnicity were significant predictors. The odds for T. gondii seroprevalence were 2.7 (95% CI for OR: [1.9, 4.0]) times higher for a patient twice as old as the other, with ethnicity held constant. In Malays, we estimated the odds for T. gondii seroprevalence to be 2.9 (95% CI for OR: [1.8, 4.5]) times higher compared to non-Malays, with age held constant. Previous studies of T. gondii seroprevalence in Malaysia did not explicitly adjust for age, rendering comparisons difficult. Our study highlights the need to adopt a more rigorous epidemiological approach in monitoring T. gondii seroprevalence in Malaysia.
    Matched MeSH terms: Young Adult
  10. Karupaiah T, Tan CH, Chinna K, Sundram K
    J Am Coll Nutr, 2011 Dec;30(6):511-21.
    PMID: 22331686
    OBJECTIVE: Saturated fats increase total cholesterol (TC) and low density lipoprotein-cholesterol (LDL-C) and are linked to coronary artery disease risk. The effect of variance in chain length of saturated fatty acids (SFA) on coronary artery disease in human postprandial lipemia is not well elucidated.

    METHODS: A total of 20 healthy volunteers were challenged with 3 test meals, similar in fat content (~31% en) but varying in saturated SFA content and polyunsaturated/saturated fatty acid ratios (P/S). The 3 meals were lauric + myristic acid-rich (LM), P/S 0.19; palmitic acid-rich (POL), P/S 0.31; and stearic acid-rich (STE), P/S 0.22. Blood was sampled at fasted baseline and 2, 4, 5, 6, and 8 hours. Plasma lipids (triacylglycerol [TAG]) and lipoproteins (TC, LDL-C, high density lipoprotein-cholesterol [HDL-C]) were evaluated.

    RESULTS: Varying SFA in the test meal significantly impacted postprandial TAG response (p < 0.05). Plasma TAG peaked at 5 hours for STE, 4 hours for POL, and 2 hours for LM test meals. Area-under-the-curve (AUC) for plasma TAG was increased significantly after STE treatment (STE > LM by 32.2%, p = 0.003; STE > POL by 27.9%, p = 0.023) but was not significantly different between POL and LM (POL > LM by 6.0%, p > 0.05). At 2 hours, plasma HDL-C increased significantly after the LM and POL test meals compared with STE (p < 0.05). In comparison to the STE test meal, HDL-C AUC was elevated 14.0% (p = 0.005) and 7.6% (p = 0.023) by the LM and POL test meals, respectively. The TC response was also increased significantly by LM compared with both POL and STE test meals (p < 0.05).

    CONCLUSIONS: Chain length of saturates clearly mediated postmeal plasma TAG and HDL-C changes.

    Matched MeSH terms: Young Adult
  11. Candotti D, Lin CK, Belkhiri D, Sakuldamrongpanich T, Biswas S, Lin S, et al.
    Gut, 2012 Dec;61(12):1744-53.
    PMID: 22267593 DOI: 10.1136/gutjnl-2011-301281
    To investigate the molecular basis of occult hepatitis B virus (HBV) infection (OBI) in Asian blood donors.
    Matched MeSH terms: Young Adult
  12. Al-Mekhlafi AM, Mahdy MA, Al-Mekhlafi HM, Azazy AA, Fong MY
    Parasit Vectors, 2011;4:94.
    PMID: 21619624 DOI: 10.1186/1756-3305-4-94
    Malaria remains a significant health problem in Yemen with Plasmodium falciparum being the predominant species which is responsible for 90% of the malaria cases. Despite serious concerns regarding increasing drug resistance, chloroquine is still used for the prevention and treatment of malaria in Yemen. This study was carried out to determine the prevalence of choloroquine resistance (CQR) of P. falciparum isolated from Yemen based on the pfcrt T76 mutation.
    Matched MeSH terms: Young Adult
  13. Cheah PL, Looi LM, Mun KS, Abdoul Rahman N, Teoh KH
    Malays J Pathol, 2011 Dec;33(2):83-7.
    PMID: 22299207
    On integration into the host cervical keratinocyte genome, human papillomavirus (HPV) E7 protein binds pRB,releasing E2F from normally incompetent pRB-E2F complexes and allowing propagation of G1-S transition by the E2F. p16(INK4a), a tumour suppressor protein, increases in reflex response to counter this. 29 histologically re-confirmed low-grade squamous intraepithelial lesions (LSIL), 27 high-grade squamous intraepithelial lesions (HSIL) and 30 invasive cervical squamous carcinoma (SCC) were immunohistochemically stained for p16(INK4a) expression using the CINtec Histology Kit (REF 9511, mtm laboratories AG, Heidelberg, Germany) to re-affirm the notion that integration of HPV occurs predominantly in SCC and possibly HSIL and less in LSIL and normal squamous epithelium (NSqE). Implicit was also the attempt to understand the role of E2F, as indicated by p16(INK4a), in evolution of SCC from HSIL. No ethnic predilection was noted for LSIL, HSIL or SCC. Patients with SCC were significantly older by about 14-years compared with HSIL (p < 0.05) while there was no significant age difference between HSIL and LSIL. p16(INK4a) expression was significantly increased (p < 0.05) in both HSIL (88.9%) and SCC (83.3%) compared with LSIL (3.4%) and NSqE (0%); the NSqE being normal squamous epithelium noted in 17 of the LSIL, 19 HSIL and 5 SCC. From these findings there is suggestion that fundamental upstream events viz HPV integration, E7 upregulation followed by E2F activation occurs at point of transformation to HSIL and continues unrelentingly for another one to two decades before hitherto unclear factors convert a non-invasive lesion into an overtly invasive malignant counterpart. Interestingly, the occurrence of HSIL and LSIL in almost the same age group could mean that alteration from episomal to integrated form of HPV may not incur a prolonged incubation period, unlike from HSIL to SCC.
    Matched MeSH terms: Young Adult
  14. Qua CS, Goh KL
    J Gastroenterol Hepatol, 2011 Aug;26(8):1333-7.
    PMID: 21443669 DOI: 10.1111/j.1440-1746.2011.06732.x
    To determine the etiology of liver cirrhosis and risk factors for hepatocellular carcinoma (HCC) in a multiracial Asian population.
    Matched MeSH terms: Young Adult
  15. Mazita A, Zabri M, Aneeza WH, Asma A, Saim L
    J Laryngol Otol, 2011 Nov;125(11):1116-20.
    PMID: 21846418 DOI: 10.1017/S0022215111002052
    To review cases of congenital external auditory canal anomaly with cholesteatoma, documenting clinical presentation, cholesteatoma site and extent, complications, and surgery.
    Matched MeSH terms: Young Adult
  16. Deris ZZ, Shafei MN, Harun A
    Asian Pac J Trop Biomed, 2011 Aug;1(4):313-5.
    PMID: 23569782 DOI: 10.1016/S2221-1691(11)60050-6
    To determine the risk factors and outcomes of imipenem-resistant Acinetobacter baumannii (IRAB) bloodstream infection (BSI) cases, since there is very little publication on Acinetobacter baumannii infections from Malaysia.
    Matched MeSH terms: Young Adult
  17. Asha'Ari ZA, Ahmad R, Rahman J, Kamarudin N, Ishlah LW
    J Laryngol Otol, 2011 Aug;125(8):781-5.
    PMID: 21524330 DOI: 10.1017/S0022215111000545
    To study the prevalence and patterns of contrecoup injury in traumatic temporal bone fracture cases.
    Matched MeSH terms: Young Adult
  18. Dhanoa A, Fang NC, Hassan SS, Kaniappan P, Rajasekaram G
    Virol J, 2011;8:501.
    PMID: 22050645 DOI: 10.1186/1743-422X-8-501
    Numerous reports have described the epidemiological and clinical characteristics of influenza A (H1N1) 2009 infected patients. However, data on the effects of bacterial coinfection on these patients are very scarce. Therefore, this study explores the impact of bacterial coinfection on the clinical and laboratory parameters amongst H1N1 hospitalized patients.

    Study site: Hospital Sultanah Aminah Johor Bahru
    Matched MeSH terms: Young Adult
  19. Asha'ari ZA, Ahmad R, Rahman J, Yusof RA, Kamarudin N
    Auris Nasus Larynx, 2012 Apr;39(2):151-5.
    PMID: 21592698 DOI: 10.1016/j.anl.2011.02.010
    To study the relationship pattern of intracranial hemorrhage in cases of traumatic petrous temporal bone fracture.
    Matched MeSH terms: Young Adult
  20. Chong PP, Asyikin N, Rusinahayati M, Halimatun S, Rozita R, Ng CK, et al.
    Asian Pac J Cancer Prev, 2010;11(6):1645-51.
    PMID: 21338211
    Persistent high-risk human papillomavirus (HPV) infection is known to play an important role in the genesis of cervical cancer. Since new screening and prevention strategies, namely improved HPV testing and HPV vaccination have been aggressively promoted recently, it is crucial to investigate the HPV distribution in Malaysia in order to maximize their cost-effectiveness. This study was therefore conducted to assess the HPV type distribution in the most populous region, the state of Selangor. A total of 200 cervical swab samples were collected in two health-screening campaigns, and also from women attending obstetrics and gynecology clinics in several hospitals in Selangor. DNA extraction was performed and HPV DNA was detected via nested PCR using MY09/MY11 as outer primers and GP5+/GP6+ as inner primers which target the L1 gene of the viral genome. The purified PCR products were subjected to automated DNA sequencing to determine the HPV genotype. Out of 180 β-globin positive samples, 84 (46.7%) were positive for HPV DNA. The most common HPV type found was high-risk oncogenic type 16 (40%), followed by HPV type 18 (3.3%), HPV 33 (1.7%), HPV 31 (0.6%), and low-risk HPV 87 (0.6%). Our study confirmed that nested PCR method is highly sensitive in detecting HPV DNA even in low risk patients. Since a relatively high prevalence rate of HPV infection was found in this population, prompt healthcare policy changes to bring about implementation of early HPV vaccination program is desirable to prevent a high incidence of cervical cancer.

    Study site: Gynaecology and Obstetrics Clinics in Selangor (Hospital Kajang, Hospital Serdang, and the Britannia Women and Children Specialist Centre)
    Matched MeSH terms: Young Adult
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