Displaying publications 421 - 440 of 1206 in total

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  1. Ganesh S, Lye MS, Lau FN
    Asian Pac J Cancer Prev, 2016;17(4):1677-84.
    PMID: 27221837
    BACKGROUND: Among the factors reported to determine the quality of life of breast cancer patients are socio- demographic background, clinical stage, type of treatment received, and the duration since diagnosis.

    OBJECTIVE: The objective of this study was to determine the quality of life (QOL) scores among breast cancer patients at a Malaysian public hospital.

    MATERIALS AND METHODS: This cross-sectional study of breast cancer patients was conducted between March to June 2013. QOL scores were determined using the European Organization for Research and Treatment of Cancer Quality of Life Questionnaire (EORTC QLQ-C30) and its breast cancer supplementary measure (QLQ-BR23). Both the QLQ-C30 and QLQ-BR23 assess items from functional and symptom scales. The QLQ-C30 in addition also measures the Global Health Status (GHS). Systematic random sampling was used to recruit patients.

    RESULTS: 223 breast cancer patients were recruited with a response rate of 92.1%. The mean age of the patients was 52.4 years (95% CI = 51.0, 53.7, SD=10.3). Majority of respondents are Malays (60.5%), followed by Chinese (19.3%), Indians (18.4%), and others (1.8%). More than 50% of respondents are at stage III and stage IV of malignancy. The mean Global Health Status was 65.7 (SD = 21.4). From the QLQ-C30, the mean score in the functioning scale was highest for 'cognitive functioning' (84.1, SD=18.0), while the mean score in the symptom scale was highest for 'financial difficulties' (40.1, SD=31.6). From the QLQ-BR23, the mean score for functioning scale was highest for 'body image' (80.0, SD=24.6) while the mean score in the symptom scale was highest for 'upset by hair loss' (36.2, SD=29.4). Two significant predictors for Global Health Status were age and employment. The predictors explained 10.6% of the variation of global health status (R2=0.106).

    CONCLUSIONS: Age and employment were found to be significant predictors for Global Health Status (GHS). The Quality of Life among breast cancer patients reflected by the GHS improves as age and employment increases.

    Matched MeSH terms: Prognosis
  2. Low WS, Wan Abas WA
    Biomed Res Int, 2015;2015:239362.
    PMID: 25977918 DOI: 10.1155/2015/239362
    Circulating tumor cells (CTCs) are tumor cells that have detached from primary tumor site and are transported via the circulation system. The importance of CTCs as prognostic biomarker is leveraged when multiple studies found that patient with cutoff of 5 CTCs per 7.5 mL blood has poor survival rate. Despite its clinical relevance, the isolation and characterization of CTCs can be quite challenging due to their large morphological variability and the rare presence of CTCs within the blood. Numerous methods have been employed and discussed in the literature for CTCs separation. In this paper, we will focus on label free CTCs isolation methods, in which the biophysical and biomechanical properties of cells (e.g., size, deformability, and electricity) are exploited for CTCs detection. To assess the present state of various isolation methods, key performance metrics such as capture efficiency, cell viability, and throughput will be reported. Finally, we discuss the challenges and future perspectives of CTC isolation technologies.
    Matched MeSH terms: Prognosis
  3. Khan TM, Leong JP, Ming LC, Khan AH
    Asian Pac J Cancer Prev, 2015;16(13):5349-57.
    PMID: 26225677
    BACKGROUND: Breast cancer is the most common cancer and the leading cause of cancer mortality among women of all ethnic and age groups in Malaysia. Delay in seeking help for breast cancer symptoms is preventable and by identifying possible factors for delayed diagnosis, patient prognosis and survival rates could be improved.

    OBJECTIVES: This narrative review aimed to understand and evaluate the level of in-depth breast cancer knowledge in terms of clinical breast examination and breast self-examination, and other important aspects such as side-effects and risk factors in Malaysian females. Since Malaysia is multicultural, this review assessed social perceptions, cultural beliefs and help-seeking behaviour in respect to breast cancer among different ethnic groups, since these may impinge on efforts to 'avoid' the disease.

    MATERIALS AND METHODS: A comprehensive literature search of seven databases was performed from December 2015 to January 2015. Screening of relevant published journals was also undertaken to identify available information related to the knowledge, perception and help-seeking behaviour of Malaysian women in relation to breast cancer.

    RESULTS: A total of 42 articles were appraised and included in this review. Generally, women in Malaysia had good awareness of breast cancer and its screening tools, particularly breast self-examination, but only superficial in-depth knowledge about the disease. Women in rural areas had lower levels of knowledge than those in urban areas. It was also shown that books, magazines, brochures and television were among the most common sources of breast cancer information. Delay in presentation was attributed mainly to a negative social perception of the disease, poverty, cultural and religion practices, and a strong influence of complementary and alternative medicine, rather than a lack of knowledge.

    CONCLUSIONS: This review highlighted the need for an intensive and in-depth breast cancer education campaigns using media and community health programmes, even with the existing good awareness of breast cancer. This is essential in order to avoid misconceptions and to frame the correct mind-set about breast cancer among women in Malaysia. Socio-cultural differences and religious practices should be taken into account by health care professionals when advising on breast cancer. Women need to be aware of the risk factors and symptoms of breast cancer so that early diagnosis can take place and the chances of survival improved.

    Matched MeSH terms: Prognosis
  4. Azeem E, Gillani SW, Siddiqui A, Shammary H A A, Poh V, Syed Sulaiman SA, et al.
    Asian Pac J Cancer Prev, 2015;16(13):5233-5.
    PMID: 26225658
    Breast cancer is the most common cancer among women in Malaysia. Therefore, it is highly important for the public to be educated on breast cancer and to know the steps to detect it early on. Healthcare providers are in the prime position to provide such education to the public due to their high knowledge regarding health and their roles in healthcare. The present systematic review involved studies conducted in recent years to analyze the knowledge, attitudes and behavior of Malaysian healthcare providers regarding breast cancer, in attempts to obtain an overall picture of how well equipped our healthcare providers are to provide optimal breast cancer education, and to see their perceptions and actual involvement in said education. The systematic review was conducted via a primary search of various databases and journal websites, and a secondary search of references used by eligible studies. Criteria for eligibility included being published from the year 2008 till present, being conducted in Malaysia, and being written in the English language. A total of two studies were eligible for this review. Findings show that Malaysian future and current healthcare providers have moderate knowledge on breast cancer, have a positive towards involvement of breast cancer education, but have poor actual involvement.
    Matched MeSH terms: Prognosis
  5. Faisham WI, Mat Saad AZ, Alsaigh LN, Nor Azman MZ, Kamarul Imran M, Biswal BM, et al.
    Asia Pac J Clin Oncol, 2017 Apr;13(2):e104-e110.
    PMID: 25870979 DOI: 10.1111/ajco.12346
    AIM: Osteosarcoma is a highly malignant primary bone tumor. The study aim to evaluate the prognostic factors influencing the survival rate in our center.

    METHODS: This was a retrospective cohort study of all patients treated between January 2005 and December 2010.

    RESULTS: We included 163 patients with an age range of 6-59 years (median = 19). The median follow-up was 47 months (range 36-84). The overall survival in patients who completed chemotherapy and surgery (n = 117) was 72% at 2 years and 44% at 5 years. Histologically, 99 (85%) had osteoblastic, 6 (5%) had chondroblastic and 3 (2.5%) had telangiectatic osteosarcoma. Limb salvage surgery was performed in 80 (49%) and 41 (25%) underwent amputation. However, 46 patients (28%) underwent no surgical intervention and incomplete chemotherapy. In total, 38/79 patients had a good chemotherapy response. There was a significantly better survival rate for limb salvage versus amputation. Independent prognostic factors for survival are compliance to treatment and presence of lung metastasis.

    CONCLUSION: The overall survival of osteosarcoma patients was influenced by the presence of pulmonary metastases and compliance to treatment. Histological subtype, different chemotherapy regimens and histological necrosis after chemotherapy did not significantly influence survival. The patients who did not complete treatment had significantly poorer survival.

    Matched MeSH terms: Prognosis
  6. Salahshourifar I, Vincent-Chong VK, Chang HY, Ser HL, Ramanathan A, Kallarakkal TG, et al.
    Clin Oral Investig, 2015 Dec;19(9):2273-83.
    PMID: 25846277 DOI: 10.1007/s00784-015-1467-7
    OBJECTIVES: This study includes the direct sequencing of cornulin (CRNN) gene to elucidate the possible mechanism of CRNN downregulation and explore the genetic imbalances at 1q21.3 across oral squamous cell carcinoma (OSCC) samples.

    MATERIALS AND METHODS: In mutation screening of CRNN gene, gDNA from OSCC tissues were extracted, amplified, and followed by direct sequencing. OSCC samples were also subjected to fragment analysis on CRNN gene to investigate its microsatellite instability (MSI) and loss of heterozygosity (LOH). Immunohistochemistry was performed to validate CRNN downregulation in OSCC samples.

    RESULTS: No pathogenic mutation was found in CRNN gene, while high frequency of allelic imbalances was found at 1q21.3 region. MSI was found more frequent (25.3 %) than LOH (9.3 %). Approximately 22.6 % of cases had high MSI which reflects higher probability of inactivation of DNA mismatch repair genes. MSI showed significant association with no betel quid chewing (p = 0.003) and tongue subsite (p = 0.026). LOH was associated with ethnicity (p = 0.008) and advanced staging (p = 0.039). The LOH at 1q21.3 was identified to be as an independent prognostic marker in OSCC (HRR = 7.15 (95 % CI, 1.41-36.25), p = 0.018). Downregulation of CRNN was found among MSI-positive OSCCs and was associated with poor prognosis (p = 0.044).

    CONCLUSION: This study showed a significant correlation between LOH/MSI at 1q21.3 with clinical outcomes and that downregulation of CRNN gene could be considered as a prognostic marker of OSCC.

    CLINICAL RELEVANCE: Insights of the downregulation mode of CRNN gene lays the basis of drug development on this gene as well as revealing its prognostic value.

    Matched MeSH terms: Prognosis
  7. Gazzaz NM, Yusoff MK, Ramli MF, Juahir H, Aris AZ
    Water Environ Res, 2015 Feb;87(2):99-112.
    PMID: 25790513
    This paper describes the design of an artificial neural network (ANN) model to predict the water quality index (WQI) using land use areas as predictors. Ten-year records of land use statistics and water quality data for Kinta River (Malaysia) were employed in the modeling process. The most accurate WQI predictions were obtained with the network architecture 7-23-1; the back propagation training algorithm; and a learning rate of 0.02. The WQI forecasts of this model had significant (p < 0.01), positive, very high correlation (ρs = 0.882) with the measured WQI values. Sensitivity analysis revealed that the relative importance of the land use classes to WQI predictions followed the order: mining > rubber > forest > logging > urban areas > agriculture > oil palm. These findings show that the ANNs are highly reliable means of relating water quality to land use, thus integrating land use development with river water quality management.
    Matched MeSH terms: Prognosis
  8. Tan HJ, Eadington D
    Hosp Med, 2001 Mar;62(3):176-7.
    PMID: 11291470
    Matched MeSH terms: Prognosis
  9. Huang X, Butow P, Meiser B, Goldstein D
    Aust N Z J Med, 1999 Apr;29(2):207-13.
    PMID: 10342019
    BACKGROUND: The information needs of ethnic minorities often differ from that of the dominant culture, leading to dissatisfaction among both patients and health professionals.

    AIMS: This research project aims to identify attitudes towards cancer and associated information and communication needs of Chinese patients and their relatives in Sydney, thereby providing a framework for the provision of culturally appropriate cancer care for Chinese-Australians.

    METHODS: A qualitative data collection strategy was selected as the most appropriate method, because no validated measures are available and no previous research has examined attitudes and needs of Chinese-Australian cancer patients. Patients were recruited from three major teaching hospitals in Sydney and from a Chinese cancer support organisation. Sampling was discontinued when informational redundancy was achieved. Four focus groups and 26 individual telephone interviews were conducted with a total of 36 cancer patients and 12 relatives born in China, Singapore and Malaysia.

    RESULTS: While individual differences were observed, a majority view was expressed on a range of issues. Non-disclosure of a poor prognosis was favoured, and the role of the family in liaising between health professionals and the patient was emphasised. Patients preferred a confident and clear diagnosis and treatment recommendation. Most patients wished to incorporate Chinese culture-specific treatments into their care. The need for interpreters and psychological and spiritual support was emphasised.

    CONCLUSIONS: Providing information in a culturally sensitive manner will assist doctors in providing optimum care and support for ethnic minority groups in this country.

    Matched MeSH terms: Prognosis
  10. Okabe N, Morita K
    Uirusu, 2000 Jun;50(1):27-33.
    PMID: 10998976
    Matched MeSH terms: Prognosis
  11. Looi LM, Cheah PL
    Malays J Pathol, 1998 Jun;20(1):19-23.
    PMID: 10879259
    Eighty-six infiltrating ductal carcinoma of breast were studied by the standard avidin-biotin complex immunoperoxidase method on formalin-fixed, paraffin-embedded tissue sections, for oestrogen receptor (ER) protein and c-erbB-2 oncoprotein expression. They were categorized according to the modified Bloom and Richardson criteria into three histological grades. 21% tumours were ER positive while 44% were c-erbB-2 positive. Of ER positive tumours, 33.3% were c-erbB-2 positive whereas the c-erbB-2 positivity rate was much higher (47.1%) in ER negative tumours. Only 16% of c-erbB-2 positive tumours were ER positive while 25% of c-erbB-2 negative tumours were ER positive. This negative relationship between ER and c-erbB-2 expression was statistically significant (Mc Nemar's test, p < 0.005). The ER positivity rate did not vary significantly with histological grade. However, c-erbB-2 overexpression was significantly more prevalent in grade III tumours compared with grade I and II tumours (Chi-square test, p < 0.005). Since the c-erbB-2 oncogene has extensive structural homology to the epidermal growth factor receptor (EGFR) gene, we expect that c-erbB-2 oncoprotein would share functional similarities with EGFR leading to both loss of oestrogen receptor and poor prognosis in breast cancer. Its overexpression can be expected to relate to more aggressive tumour proliferation and may explain its correlation with high histological grade, a known indicator of aggressive cancer behaviour. As there is no indication that ER protein activity contributes to advancement in histological grade, it would appear that cellular dedifferentiation precedes ER loss during malignant transformation. It has been mooted that ER positive breast cancers which also show c-erbB-2 oncoprotein overexpression have a poorer response to hormonal therapy. The use of this parameter in the routine assessment of breast cancer patients may identify subsets of patients for more aggressive therapy.
    Matched MeSH terms: Prognosis
  12. Azian AA, Nurulazman AA, Shuaib L, Mahayidin M, Ariff AR, Naing NN, et al.
    Acta Neurochir (Wien), 2001;143(7):711-20.
    PMID: 11534693
    Head injury is a significant economic, social and medical problem all over the world. Road accidents are the most frequent cause of head injury in Malaysia with highest risk in the young (15 to 24 years old). The associated outcomes include good recovery, possibility of death for the severely injured, which may cause disruption of the lives of their family members. It is important to predict the outcome as it will provide sound information to assist clinicians in Malaysia in providing prognostic information to patients and their families, to assess the effectiveness of different modes of treatment in promoting recovery and to document the significance of head injury as a public health problem.

    RESULTS: A total of 103 cases with intracranial haemorrhage i.e. intracerebral haemorrhage, extradural haemorrhage, subdural haemorrhage, intraventricular haemorrhage, haemorrhagic contusion and subarachnoid haemorrhage, following motor vehicle accidents was undertaken to study factors contributing to either good or poor outcome according to the Glasgow Outcome Scale. Patients below 12 years of age were excluded. The end point of the study was taken at 24 months post injury. The selected variables were incorporated into models generated by logistic regression techniques of multivariate analysis to see the significant predictors of outcome as well as the correlation between the CT findings with GCS.

    CONCLUSION: Significant predictors of outcome were GCS on arrival in the accident emergency department, pupillary reflex and the CT scan findings. The CT predictors of outcome include ICH, EDH, IVH, present of SAH, site of ICH, volumes of EDH and SDH as well as midline shift.

    Matched MeSH terms: Prognosis
  13. Wong KT, Shieh WJ, Zaki SR, Tan CT
    Springer Semin. Immunopathol., 2002;24(2):215-28.
    PMID: 12503066
    The Nipah virus outbreak represented one of several bat-derived paramyxoviruses that has emerged during the last decade to cause severe human and animal disease. The pathogenesis of Nipah infection is associated with its ability to infect blood vessels and extravascular parenchyma in many organs, particularly in the central nervous system. The clinical manifestations of acute Nipah infection range from fever and mild headache to a severe acute encephalitic syndrome in which there is a high mortality. Much remains to be understood about this new disease, including its intriguing ability to cause relapsing encephalitis in some survivors. This review provides an overview of the Nipah outbreak, focussing on what is presently known about it as an infectious disease, including the clinical aspects, pathology and pathogenesis.
    Matched MeSH terms: Prognosis
  14. Sachithanandan S, Fielding JF
    Med J Malaysia, 1999 Mar;54(1):110-3.
    PMID: 10972013
    The aim of this study was to determine if knowledge of both the serum HCV RNA and serum anti core IgM antibody status enabled one to predict the histological severity in chronic hepatitis C. We studied 45 female patients with chronic hepatitis C infection. The presence or absence of IgM antibodies to HCV and HCV RNA by PCR in each patient's serum was determined. Liver biopsies performed were scored according to a modified Desmet's histological activity index. Negative HCV RNA patients had least histological change. HCV RNA positive patients who were also IgM antibody positive had lower scores than their IgM negative counterparts. The grade of histological severity is more accurately predictable from knowledge of both the HCV RNA and IgM anti HCV status of the patient.
    Matched MeSH terms: Prognosis
  15. Shahrudin MD
    Int Surg, 1997 Jul-Sep;82(3):269-74.
    PMID: 9372373
    Recent studies have demonstrated a reduction in the morbidity and mortality of pancreatic resection and improvement in the actuarial 5-year survival for patients with resected ductal adenocarcinoma. We reviewed the clinico-pathological characteristics of patients who underwent resection with curative intent for ductal adenocarcinoma of the pancreas between 1980 and 1993.
    Matched MeSH terms: Prognosis
  16. Ong LC, Dhillon MK, Selladurai BM, Maimunah A, Lye MS
    J Paediatr Child Health, 1996 Apr;32(2):173-6.
    PMID: 9156530
    OBJECTIVE: To determine the type and outcome of early post-traumatic seizures in children and the factors associated with it.

    METHODOLOGY: A prospective observational study on all consecutive children with head injuries at the General Hospital Kuala Lumpur between November 1993 and December 1994. The onset, type and frequency of seizures occurring within the first week of injury were documented. Using inpatients as a cohort, logistic regression analysis was used to determine clinical and radiological variables significantly associated with seizures. The outcome 6 months post-injury was assessed using the Glasgow Outcome Scale.

    RESULTS: Fifty-three of 966 children (5.5%) developed seizures within the first week of trauma. Seven (13.2%) occurred within 1 h of injury, 30 (56.6%) between 1 and 24 h and 16 (30.2%) after 24 h. Factors significantly associated with early post-traumatic seizures were female sex, age less than 2 years, loss of consciousness for more than 24h and acute subdural haematoma (P<0.01). Children with seizures had a poorer outcome (death or severe disability) than inpatients without seizures (21/53 vs 19/182, P<0.001). The outcome was worst in children with recurrent partial seizures, who had a longer injury-seizure interval and were more likely to have focal neurologic deficits compared to those with sporadic or generalized seizures.

    CONCLUSIONS: Anticonvulsant prophylaxis to minimize the adverse effects of early seizures in head injury should be considered for young children (less than 2 years old) with subdural haematoma and a prolonged duration of coma. Prompt and effective control of recurrent seizures is recommended.

    Matched MeSH terms: Prognosis
  17. Selladurai BM, Jayakumar R, Tan YY, Low HC
    Br J Neurosurg, 1992;6(6):549-57.
    PMID: 1472321
    The outcome of 109 patients with severe head injury was studied in relation to clinical and computed tomographic (CT) criteria on admission, after resuscitation. Age, Glasgow Coma Score (GCS) and state of pupils strongly correlated with outcome. The presence of hypothalamic disturbances, hypoxia and hypotension were associated with an adverse outcome. The CT indicators associated with poor outcome were perimesencephalic cistern (PMC) obliteration, subarachnoid haemorrhage, diffuse axonal injury and acute subdural haematoma. The prognostic value of midline shift and mass effect were influenced by concomitant presence of diffuse brain injury. For the subset of patients aged < 20 years, with GCS 6-8 and patent PMC (n = 21), 71.4% correct predictions were made for a good outcome. For the subset of patients aged > 20 years, with GCS 3-5 and partial or complete obliteration of PMC (n = 28), 89.3% correct predictions were made for a poor outcome.
    Matched MeSH terms: Prognosis
  18. Sim PH, Razack AH, Jalleh RP
    Med J Malaysia, 1995 Dec;50(4):346-52.
    PMID: 8668055
    A retrospective study was carried out on 42 patients (38 males, 4 females, mean age 25.9) with liver injury at the University Hospital, Kuala Lumpur from 1994 through to 1991. Prognostic factors that might help to identify those patient survival was related to pulse rate on arrival ( < or = 120 beats per minute, p = 0.027), systolic blood pressure at induction of anaesthesia ( > or = to 80 mmHg, p = 0.003) and intraoperative blood transfusion of < or = to 4 units (p = 0.05). This data were supported by the 95% confidence interval suggesting that these factors may be strong prognostic indicators individually. Increased mortality was also associated with increased total blood transfused (p = 0.002) and grade of liver injury (p = 0.02). Although the factors we have identified reflect both the severity of injury and resuscitative and surgical efforts, further studies using a prospective design are required to confirm these findings.
    Matched MeSH terms: Prognosis
  19. Maziah W, Choo KE, Ray JG, Ariffin WA
    J Trop Pediatr, 1995 06;41(3):185-8.
    PMID: 7636941 DOI: 10.1093/tropej/41.3.185
    In this study, 31 cases of childhood empyema thoracis admitted over 4 1/2 years to the Hospital Universiti Sains Malaysia, in Kelantan, Malaysia, were retrospectively reviewed. Twenty-two males and nine females were included, with a mean age of 1.9 years (range: 26 days to 7 years). Frequent symptoms were fever, cough, and dyspnoea, while common signs were temperature above 38 degrees C, decreased breath sounds, dullness to chest percussion, and intercostal recession. Radiography demonstrated unilateral moderate to large effusions in 68 per cent of cases, while consolidated lung was seen in 45 per cent of patients. Pleural fluid cultures were positive for Staphylococcus aureus (48 per cent), Streptococcus pneumoniae (7 per cent), while no growth was seen in 42 per cent of cases. Ninety-four per cent of children had a blood leukocytosis above 10 000 cell/mm3, but blood cultures were negative in 21 out of 26 patients (81 per cent). Most cases were treated with a combination of intravenous antibiotics and chest tube drainage. Antibiotics and pleural tap(s) were used in the remainder. Patients stayed in hospital for an average of 20.7 days (range: 4-52 days). Surgical intervention was necessary in only four children. The mortality rate at the time of discharge was zero, with 100 per cent radiographic resolution among the 23 patients who were followed-up.
    Matched MeSH terms: Prognosis
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