Displaying publications 61 - 80 of 393 in total

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  1. Tang YQ, Lee SH, Sekaran SD
    JUMMEC, 2014;17(2):1-8.
    MyJurnal
    The plants of the genus Phyllanthus (Euphorbiaceae) are distributed in most tropical and subtropical regions of world. This plant has been long used as a traditional medicine to treat problems such as stomach, intestinal infections, kidney and urinary bladder disturbances, diabetes, and hepatitis B. There has been considerable interest in these plants in recent years. This review discusses the antiviral and anticancer aspects of Phyllanthus species. Scientific studies have demonstrated that extracts and purified isolated compounds (flavonoids, lignans, phenols, and terpenes) obtained from these plants possess antiviral effects against herpes simplex (HSV) and dengue virus infections (DENV). These observations are associated with the disruption of essential proteins needed during viral cycle, thus halting the viral replication. In addition, the Phyllanthus species have also been shown to exert inhibitory effects against selected cancers types. In these studies anti-proliferative, anti-metastatic, anti-angiogenic effects and induced apoptosis of human cancers cell lines were observed. These may be explained by the disruption of multiple survival pathways and differential protein expression. CONLCUSION:As a conclusion, tThe Phyllanthus plant possesses multiple medicinal properties, including antiviral and anticancer activities which may potentially be used as a medicinal source for many disease locally.
  2. Tan, Terence Yew Chin, Norliyana Mohamed Yusoff, Raja Nazatul Izni Raja Shahriman Shah, David, Norman Dhamendran, Teh, Bee Ping
    JUMMEC, 2020;23(2):92-98.
    MyJurnal
    Wound management is important as it helps to promote healing without microbial infection. Euphorbia hirta, a species of Euphorbiaceae family, also known as Ara tanah among Malaysians, is traditionally used to promote wound healing where its poultice is applied to the sores on the legs, bruises and wounds. Several reported pharmacological properties including antioxidant, antimicrobial, antidiabetic, anti-anaphylactic activities have been reported on this plant. The aim of this review was to evaluate the wound healing effects of E. hirta. Information involving only in vivo studies on wound healing effect of E. hirta was searched using electronic databases. The electronic databases include PubMed, Google Scholar, Ovid, CENTRAL, LILACS, and ClinicalTrials.gov from year 1962 to 2020. A total of five out of 70 studies were included and assessment was made. All included articles studied different wound models in rats. All showed significant wound healing activity with different mechanism of action for incision, excision and dead space wound. Quality assessment of the included studies suggested that experimental animal study design can be improved. It can be concluded that E. hirta displayed potential as a wound healing agent in vivo studies although further research on structure-activity relationship of compounds responsible for the wound healing effect and toxicological studies before it can proceed to clinical studies.
  3. Tan, S.L., Selvaratnam, L., Ahmad, T.S.
    JUMMEC, 2015;18(2):1-14.
    MyJurnal
    Tendon is a dense connective tissue that connects muscle to bone. Tendon can adapt to mechanical forces passing across it, through a reciprocal relationship between its cellular components (tenocytes and tenoblasts) and the extracellular matrix (ECM). In early development, the formation of scleraxis-expressing tendon progenitor population in the sclerotome is induced by a fibroblast growth factor signal secreted by the myotome. Tendon injury has been defined as a loss of cells or ECM caused by trauma. It represents a failure of cells and matrix adaptation to mechanical loading. Injury initiates attempts of tendon to repair itself, which has been defined as replacement of damaged or lost cells and ECM by new cells or new matrices. Tendon healing generally consists of four different phases: the inflammatory, proliferation, differentiation and remodelling phases. Clinically, tendons are repaired with a variety of surgical techniques, which show various degrees of success. In order to improve the conventional tendon repair methods, current tendon tissue engineering aims to investigate a repair method which can restore tissue defects with living cells, or cell based therapy. Advances in tissue engineering techniques would potentially yield to a cell-based product that could regenerate functional tendon tissue.
  4. Tan, Renee H.J., Yee, Anne, Ahmad Hatim Sulaiman, Mas Ayu Said, Mahmoud Danaee, Chang, Lua Ahai
    JUMMEC, 2018;21(1):40-46.
    MyJurnal
    Background: The rise in substance-use-related problems among Malaysian adolescents called for a study to
    assess the efficacy of an anti-drug educational program to improve the knowledge, attitude and perception
    (KAP) of Malaysian students regarding substance use.
    Methods: This study involved 573 students from four Malaysian Chinese schools in Malacca. Each student
    filled out a Likert-scale mandarin translated questionnaire (KAP-C) on substance use ( Pre-test). Following an
    educational program on substance use, the KAP-C questionnaire was given again to the students, immediately
    following the program (PT 1), and after a month (PT 2) and two months (PT3) of the programme.
    Results: The students showed improvement in knowledge of the types of substance use in PT 1 (p
  5. Tan, K.L., Ghani, S.N.
    JUMMEC, 2007;10(1):21-24.
    MyJurnal
    This was a cross-sectional study which attempts to assess the effectiveness of the 18-hour lactation management course organised by Klang District Health Office for its health staff. The course was conducted for three days from 19 to 21 September, 2006 with a total of 18 hours, comprising 15 hours of lectures and three hours of supervised clinical experience. There were a total of 46 participants for the course. The pre- and post-test scores of the participants from the course were used for analysis. This study showed that the mean pre-test versus mean post-test scores were 12.63 and 19.87. The difference in the mean score was statistically significant (p < 0.001, 95%CI -8.285, -6.193). The difference was significant for the staff nurse, community nurse and assistant nurse but not for doctors. In conclusion, the 18-hour duration lactation management course was effective at improving the knowledge and skills on breastfeeding management for the health staff.
  6. Tan, John J.T., Nor Zuraida, Z., Mohamad Omer, H., Gill, Jesjeet Singh, Lau, Kelvin H.K.
    JUMMEC, 2007;10(2):31-36.
    MyJurnal
    Recent innovations in the treatment of schizophrenia reflect a growing trend towards community-based care. Malaysia had in the past few years attempted to deinstitutionalise mental patients in the mental hospitals. Therefore it is important to conduct research to compare the two groups of schizophrenia patients (community-based patients against chronic hospitalised patients) to ascertain if deinstitutionalisation has been beneficial. The main objective of the study was to compare levels of depression and function in community-based patients against chronic hospitalised patients as depression is prevalent among schizophrenia patients. This study was cross sectional in nature where data was collected from 51 inpatients in Hospital Bahagia Ulu Kinta (HBUK) and 23 community-based patients. Calgary Depression Scale for Schizophrenia (CDSS) and Global Assessment of Functioning scale (GAF) were the assessment tools used. Community-based patients were found to have significantly lower scores in the CDSS scale (1.96) as compared to chronic hospitalised patients (4.04); p < 0.01). They also showed higher functional capability between community-based and hospitalised patients respectively (74.04 vs 57.92) respectively. (p < 0.001). Community services appeared to be more effective than long stay in-patient services in preventing depression and promoting better functional levels.
  7. Tan, Jin Rong, Dayang Azzyati Awang Dahlan
    JUMMEC, 2021;24(1):91-97.
    MyJurnal
    Introduction: Ureteric obstruction commonly presents as a urological emergency requiring urgent intervention with urinary diversion. Double J stenting (DJS) is the preferred option to relieve ureteric tract obstruction in our centre.

    Objective: Our study aims to determine the feasibility and outcomes of DJS by general surgeons and medical officers in a hospital without a resident urologist and to identify the possible predictive factors for successful DJS.

    Methods: This is a clinical audit of all patients scheduled for DJS in Hospital Bintulu, Sarawak, from January 2017 to March 2020. A total of 57 patients were included. Socio-demographic data and factors predicting success rate, i.e., level of ureteric obstruction and its causes (intrinsic or extrinsic), diagnosis, size and nature of stone(s), degree of hydronephrosis and pre-operative renal profile, were collected. Success rate and postoperative outcomes for all successful cases were evaluated. Bivariate statistical analyses were used to investigate the association of predictive factors with the success rate of DJS.

    Results: Double J stenting was successful in 63.2% (36 cases) of our total samples of 57 cases. Out of 36 successful cases, 82.1% of the cases were able to return to baseline renal profile within 14 days and 83.3% did not develop fever within 3 days post-operative. The post-operative mean length of stay was 3.16 days and post-operative day 1 mean pain score was 0.72. Causes of obstruction by intrinsic factors, urolithiasis, pre-operative normal serum creatinine (
  8. Tan, J.H., Aishah A. Fauzi, Hasnan, N.
    JUMMEC, 2017;20(2):31-33.
    MyJurnal
    There is a high incidence of 36% to 83% of respiratory dysfunction in patients with acute cervical spinal cord
    injury. Complications arising from respiratory dysfunction remain one of the most common causes of morbidity
    and mortality in the spinal cord injured population. Specialized pulmonary care and therapy can help individuals
    with tetraplegia to maintain a stable respiratory status allowing active participation in active rehabilitation.
    This would allow them to achieve rehabilitation goals of independent function and community reintegration.
    Mechanical insufflation-exsufflation (MIE) therapy is an option for secretion management in individuals with
    acute spinal cord injury. In this paper, we present our experience using MIE as an adjunct to management of
    secretions in the spinal cord injured population at the University of Malaya Medical Centre.
  9. Tan, Christina Phoay Lay, Blitz, Julia J.
    JUMMEC, 2008;11(1):1-2.
    MyJurnal
    What does this term medical education conjure up? Does it refer to the teaching and learning of medicine and therefore relates to students and the curriculum? Does it refer to the process of teaching and therefore relates to teachers? Perhaps it is both, since teaching and learning go hand in hand.(Copied from article).
  10. Tan YM, Goh KL
    JUMMEC, 1996;1:29-32.
  11. Tan WY, Ismail I
    JUMMEC, 2020;23(101):238-246.
    MyJurnal
    Introduction: Health literacy (HL) has been linked to various health outcomes among diabetics. However, there is no study exploring HL among diabetics within Malaysia.

    Materials and methods: This cross-sectional study examined HL levels among Type 2 Diabetes Mellitus (T2DM) patients, and its association with glycaemic control.

    Results: The response rate was 93.7%; whereby 289 T2DM patients from three public health clinics participated in the study between July 2018 and August 2018. 83.1% of the participants had limited HL (high likelihood of limited HL: 64.4%, adequate HL: 16.9%) and there was no association between HL and glycaemic control (P-value = 0.839). Forward logistic regression showed that limited HL was associated with age (OR 3.231; 95% CI 1.611-6.482) and education level (OR 7.290; 95% CI 3.547-14.984).

    Conclusion: As our findings show, many T2DM patients have a limited HL, especially among those who are older and those who have a lower education level, diabetics should be consistently advised by using layman’s terms to improve their understanding.
  12. Tan SY
    JUMMEC, 2010;13(2):70-71.
    MyJurnal
    The current issue of JUMMEC touches on many diverse topics and in many ways reflects the evolution of modern medicine from the practice of acupuncture to epidemics facilitated by modern travel to the subject of ethics including controversies surrounding financial incentives given in promoting organ donation.(Copied from article).
  13. Tan SY, Hawkins PN, Pepys MB
    JUMMEC, 1998;3:54-55.
    Familial amyloid polyneuropathy is most commonly associated with variant plasma transthyretin (TTR) although it has been described in association with variant apolipoprotein A1 and gelsolin. More than 40 TTR variants, all consisting of single amino acid substitutions diskibuted widely along the length of the 127 residue TTR subunit have now been described. We report here a novel TTR variant, Glu18, in a Colombian woman with TTR amyloidosis.
  14. Syeda Humayra, Abd. Rahim Mohamad, Ab. Kahar Ab. Ghapar, L Mohamed
    JUMMEC, 2020;23(2):5-7.
    MyJurnal
    The Takotsubo syndrome is an acquired, non-ischemic stress-induced cardiomyopathy popularly known as the ‘broken heart syndrome’. It is an acute left ventricular dysfunction presenting mostly in older women after an intensely stressful event. The exact pathophysiology remains elusive. The term came into existence in the early 1990s in Japan, where the distinctive change in the shape of the left ventricle with apical ballooning during systole, resembled the Takotsubo, an octopus pot used bythe Japanese fisherman. From a rare underrecognized syndrome, it has been increasingly recognised as a form of acute cardiac failure. Clinical diagnosis of the syndrome may be unidentified due to its similarity with the acute coronary syndrome, but without the narrowing of coronary vessels in angiographic imaging. There is a substantial elevation of the cardiac biomarkers, troponin and the natriuretic peptides which helps in differentiating the Takotsubo syndrome from myocardial infarction. A case report of a 59-year old Malaysian lady with typical, recurrent episodes of the Takotsubo syndrome is presented.
  15. Suresh K, Rajah S, Khairul Anuar A, Anuar Zaini MZ, Saminathan R, Ramakrishnan S
    JUMMEC, 1998;3:62-63.
    One hundred seventy three stool samples were obtained from workers from Indonesia, Bangladesh, Myanmar, Pakistan and others. The stool samples were examined for Ascaris, Trichuris, Hookworm, Schistosomes, trematodes and cestodes. The protozaon parasites included Bnlantidiirrir coli, Blastocystis honlinis, Cyclospora cryptosporidium, Microsporidiirin, Entamoeeba histolytica, Giardia lamblia, lodamoeba butschilli. Of these 21.9%, 17% and 1% of the population studied had hookworm, Trichuris trichiura and Ascaris lumbricoides infections respectively. There was only one Indonesian reported to have Hymenolepis nana infections. The most common protozoan seen in the faecal sample is Blastocystis hominis (36%) followed by Giardia lamblia (4%). Most of the stools positive with these faecal pathogens were semisolid especially the ones positive for the protozoan. We have also shown Blastocystis from the Indonesian workers show very small forms almost 3-5 in size compared to the normal size of 10-15 pm in the other nationalities. These forms show a distinct growth profile in cultures and appears to be more resistant to temperature changes than Blastocystis seen in the other two nationalities. The high incidence of Hookworm and Trichuris infections is suggestive that if these workers are left unheated their productivity will be hampered by other possible serious complications such as anaemia, weight loss, abdominal pain with diarrhoea1 stools and nausea. There are increasing reports that Blastocystis hominis is pathogenic. Flatulence, abdominal discomfort and the increase in the frequency of the passing watery stool has been noted in patients infected with the parasite. Since most of the workers are generally housed in crowded rooms it is highly likely that this will facilitate transmission through the faecal-oral route of both Giardia and Blastocystis possibly increasing the incidences of these infections among workers.
  16. Sundus, Ahlam, Tan, Maw Pin, Sellappans, Renukha
    JUMMEC, 2021;24(1):63-69.
    MyJurnal
    Introduction: The population of Malaysia is ageing rapidly. Due to the relatively greater incidence of noncommunicable diseases among older adults, polypharmacy is highly prevalent in this population. This polypharmacy along with other age-related factors increases the risk of drug-related problems to several folds. Currently, no study in Malaysia or even Asia has determined the type and nature of drug-related problems among non-institutionalised older adults. Therefore, this study aims to highlight common drug-related problems among community-dwelling older persons (≥ 65 years) with polypharmacy.

    Materials and Methods: A cross-sectional exploratory study was carried out where in-depth home medication reviews were carried out by two pharmacists. Participants were recruited from geriatric and fall clinics of the University of Malaya Medical Centre located in the urban area of the Federal Territory of Malaysia. The total numbers of drug-related problems were classified using the Pharmaceutical Care Network Europe (PCNE) classification V9.0. Recommendations and referral letters were provided based on the pharmaceutical care issues identified.

    Results: Thirty participants were recruited, among whom 178 drug-related problems were identified with a median value of six [range 1-11] drug-related problems per participant. The majority of problems were related to the effectiveness of prescribed treatment (69.1 %), followed by the possibility of adverse effects (28.7 %).

    Conclusion: Home medication review identifies numerous medication-related issues and allows for patient education and detailed counselling in an informal and patient-friendly manner. Future studies to determine the longitudinal effect of home medication review on patient outcome, cost implications, and overall healthcare utilization are now indicated.
  17. Subramaniam, K.S., Wong, M.S., Woo, Y.L., Mat Adenan, N.A., Mohamed, Z., Chung, I., et al.
    JUMMEC, 2013;16(1):1-5.
    MyJurnal
    Genetic mutations in endometrial cancer (EC) have been extensively studied in the Western population but not much in Asian cohorts. This study has demonstrated that PTEN and PIK3CA mutations are commonly found in EC among Malaysian women. Following RNA extraction from 20 cancerous and 18 non-cancerous tissues, the presence of mutations in 9 exons of PTEN and 3 exons of PIK3CA genes were detected using real-time PCR, accompanied by High Resolution Melt (HRM) analysis. Sequencing confirmed specificity of each PCR product. The mutations for both genes were detected in the samples with varying frequencies. Notably, all samples expressed mutation of PTEN at exon 7 but none in exon 4. Further analysis demonstrated that strong concurrent mutations occurred between exons 7 of PTEN with exon 20 region 1 of PIK3CA gene (90%). Our data showed mutations are present in EC and not the non-cancerous tissues. Larger samples are being collected to validate this observation.
  18. Subramaniam KN, Prepageran N, Jalaludin MA, Krishnan G
    JUMMEC, 2000;5:105-106.
  19. Subramaniam G
    JUMMEC, 1998;3:18-21.
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