Displaying publications 81 - 100 of 340 in total

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  1. Ibau C, Arshad MKM, Gopinath SCB, Nuzaihan M N M, Fathil MFM, Shamsuddin SA
    Int J Biol Macromol, 2020 Nov 01;162:1924-1936.
    PMID: 32822729 DOI: 10.1016/j.ijbiomac.2020.08.125
    This work explores Electrochemical Impedance Spectroscopy (EIS) detection for a highly-sensitive quantification of prostate-specific antigen (PSA) in Faradaic (f-EIS) and non-Faradaic modes (nf-EIS). Immobilization of monoclonal antibody specific to PSA (anti-PSA) was performed using 1-ethyl-3-dimethylaminopropylcarbodiimide hydrochloride and N-hydroxysuccinimide crosslinking agents in order to conjugate carboxylic (-COOH) terminated group of 16-Mercaptoundecanoic acid with amine (-NH3+) on anti-PSA epitope. This approach offers simple and efficient approach to form a strong, covalently bound thiol-gold (SAu) for a reliable SAM layer formation. Studies on the topographic of pristine Au-IDE surface were performed by Scanning Electron Microscopy and Energy Dispersive X-ray Spectroscopy techniques, meanwhile a 3-dimensional optical surface profiler, Atomic Force Microscopy and X-ray Photoelectron Spectroscopy techniques were used to validate the successful functionalization steps on the sensor transducer surface. Detection of PSA in f-EIS mode was carried out by measuring the response in charge transfer resistance (Rct) and impedance change (Z), meanwhile in nf-EIS mode, the changes in device capacitance was monitored. In f-EIS mode, the sensor reveals a logarithmic detection of PSA in a range of 100 ng/ml down to 0.01 ng/ml in Phosphate Buffered Saline with a recorded sensitivity of 2.412 kΩ/log10 ([PSA] ng/ml) and the limit of detection (LOD) down to 0.01 ng/ml. The nf-EIS detection mode yields a logarithmic detection range of 5000 ng/ml down to 0.5 ng/ml, with a sensitivity of 8.570 nF/log10 ([PSA] ng/ml) and an LOD of 0.5 ng/ml. The developed bio-assay yields great device stability, specificity to PSA and repeatability of detection that would pave its way for the future development into portable lab-on-chip bio-sensing system.
    Matched MeSH terms: Early Detection of Cancer
  2. Shahbazi-Gahrouei D, Moradi Khaniabadi P, Moradi Khaniabadi B, Shahbazi-Gahrouei S
    J Res Med Sci, 2019;24:38.
    PMID: 31143239 DOI: 10.4103/jrms.JRMS_437_18
    Medical imaging modalities are used for different types of cancer detection and diagnosis. Recently, there have been a lot of studies on developing novel nanoparticles as new medical imaging contrast agents for the early detection of cancer. The aim of this review article is to categorize the medical imaging modalities accompanying with using nanoparticles to improve potential imaging for cancer detection and hence valuable therapy in the future. Nowadays, nanoparticles are becoming potentially transformative tools for cancer detection for a wide range of imaging modalities, including computed tomography (CT), magnetic resonance imaging, single photon emission CT, positron emission tomography, ultrasound, and optical imaging. The study results seen in the recent literature provided and discussed the diagnostic performance of imaging modalities for cancer detections and their future directions. With knowledge of the correlation between the application of nanoparticles and medical imaging modalities and with the development of targeted contrast agents or nanoprobes, they may provide better cancer diagnosis in the future.
    Matched MeSH terms: Early Detection of Cancer
  3. Alaa H, Shah SA
    Asian Pac J Cancer Prev, 2019 08 01;20(8):2339-2343.
    PMID: 31450904 DOI: 10.31557/APJCP.2019.20.8.2339
    Cancer is responsible for substantial burden on communities and more specifically on less developed countries. The incidence of cancer is on the rise due to population growth and aging, also due to increment of the risk factors such as smoking, increasing weight, low physical activity associated with adoption of western lifestyle. Around 14 million cases of new cancer and 8 million deaths from cancer is estimated to occur by 2012. This cross-sectional study was conducted in Baghdad from June 2016 to October 2016. Participants were selected according to our inclusion criteria, namely aged between 18 to 40 years and not being diagnosed with any chronic diseases. Those who fulfilled the inclusion criteria were 700 participants who completed the questionnaire. Results showed that most of our participants had low perceived susceptibility to cancer risk (62.4%), low perceived severity (59.8%), but good perceived benefits of screening (56.6%). Hierarchal linear regression analysis showed that sociodemographic factors of gender, marital status, and education level were statistically significant. Moreover, factors of health behaviour such as practice towards health and preventive behaviour were associated with the outcome. Finally, treatment control and emotional factors were mostly predicting the outcome. Perceived susceptibility to cancer along with its psychological factors and behaviour were important contributors to self-perceived health in this study. Hence there is association between perception and future morbidity and mortality, thus it is crucial for public health policy. Comprehensive health programs that include health promotion campaigns and proper health care services that deals with secondary prevention.
    Matched MeSH terms: Early Detection of Cancer
  4. Baharudin Shaharuddin A, Abdul Aziz NS, Ahmad MH, Manjit Singh JS, Chan YY, Palaniveloo L, et al.
    Geriatr Gerontol Int, 2020 Dec;20 Suppl 2:68-72.
    PMID: 33370864 DOI: 10.1111/ggi.13962
    AIM: The rise in the prevalence of abdominal obesity (AO), in particular, has become a major concern as it contributes to diabetes, hypertension, high cholesterol, heart disease and certain types of cancer. The aim of this study is to determine the prevalence and associated factors of AO among older adults aged ≥60 years in Malaysia.

    METHODS: This was a nationwide cross-sectional study using two-stage stratified random sampling. In total, 3977 older adults aged ≥60 years were involved in this study. Socio-demography characteristics were obtained using self-administered questionnaire. AO was measured using waist circumference and classified according to the cut-off values of ≥90 cm for men and ≥80 cm for women based on the WHO recommendation. Descriptive and multiple logistic regression analysis using a complex sample design were performed for data analysis.

    RESULTS: Our findings showed that 2371 (67.3%) older adults had AO. Older adults who were from urban areas (69.7%), of women (78.4%), married (66.7%), with tertiary education (73.6%) and unemployed (70.9%) had the highest prevalence of AO. Those from urban areas (adjusted odds ratio [aOR] = 1.29), women (aOR = 3.12), unemployed (aOR = 1.14), diagnosed with hypertension (aOR = 1.56) and diabetes mellitus (aOR = 2.08) were also significantly associated with a higher risk of AO.

    CONCLUSIONS: This study identified several risk factors that are associated with AO among older adults in Malaysia. Such information is important and needed to improve the healthcare system systematically, enable nutrition screening and appropriate intervention to combat the growing AO in Malaysia. Geriatr Gerontol Int 2020; 20: 68-72.

    Matched MeSH terms: Early Detection of Cancer
  5. Huynh-Le MP, Karunamuni R, Fan CC, Asona L, Thompson WK, Martinez ME, et al.
    Prostate Cancer Prostatic Dis, 2022 Apr;25(4):755-761.
    PMID: 35152271 DOI: 10.1038/s41391-022-00497-7
    BACKGROUND: Prostate cancer risk stratification using single-nucleotide polymorphisms (SNPs) demonstrates considerable promise in men of European, Asian, and African genetic ancestries, but there is still need for increased accuracy. We evaluated whether including additional SNPs in a prostate cancer polygenic hazard score (PHS) would improve associations with clinically significant prostate cancer in multi-ancestry datasets.

    METHODS: In total, 299 SNPs previously associated with prostate cancer were evaluated for inclusion in a new PHS, using a LASSO-regularized Cox proportional hazards model in a training dataset of 72,181 men from the PRACTICAL Consortium. The PHS model was evaluated in four testing datasets: African ancestry, Asian ancestry, and two of European Ancestry-the Cohort of Swedish Men (COSM) and the ProtecT study. Hazard ratios (HRs) were estimated to compare men with high versus low PHS for association with clinically significant, with any, and with fatal prostate cancer. The impact of genetic risk stratification on the positive predictive value (PPV) of PSA testing for clinically significant prostate cancer was also measured.

    RESULTS: The final model (PHS290) had 290 SNPs with non-zero coefficients. Comparing, for example, the highest and lowest quintiles of PHS290, the hazard ratios (HRs) for clinically significant prostate cancer were 13.73 [95% CI: 12.43-15.16] in ProtecT, 7.07 [6.58-7.60] in African ancestry, 10.31 [9.58-11.11] in Asian ancestry, and 11.18 [10.34-12.09] in COSM. Similar results were seen for association with any and fatal prostate cancer. Without PHS stratification, the PPV of PSA testing for clinically significant prostate cancer in ProtecT was 0.12 (0.11-0.14). For the top 20% and top 5% of PHS290, the PPV of PSA testing was 0.19 (0.15-0.22) and 0.26 (0.19-0.33), respectively.

    CONCLUSIONS: We demonstrate better genetic risk stratification for clinically significant prostate cancer than prior versions of PHS in multi-ancestry datasets. This is promising for implementing precision-medicine approaches to prostate cancer screening decisions in diverse populations.

    Matched MeSH terms: Early Detection of Cancer
  6. Woo YL, Gravitt P, Khor SK, Ng CW, Saville M
    Prev Med, 2021 03;144:106294.
    PMID: 33678225 DOI: 10.1016/j.ypmed.2020.106294
    Cervical cancer remains the fourth most common cancer in women, with 85% of deaths occurring in LMICs. Despite the existence of effective vaccine and screening tools, efforts to reduce the burden of cervical cancer must be considered in the context of the social structures within the health systems of LMICs. Compounding this existing challenge is the global COVID-19 pandemic, declared in March 2020. While it is too soon to tell how health systems priorities will change as a result of COVID-19 and its impact on the cervical cancer elimination agenda, there are opportunities to strengthen cervical screening by leveraging on several trends. Many LMICs maximized the strengths of their long established community-based primary care and public health systems with expansion of surveillance systems which incorporated mobile technologies. LMICs can harness the momentum of the measures taken against COVID-19 to consolidate the efforts against cervical cancer. Self-sampling, molecular human papillomavirus (HPV) testing and digital health will shift health systems towards stronger public health and primary care networks and away from expensive hospital-based care investments. While COVID-19 will change health systems priorities in LMICs in ways that may de-prioritize cervical cancer screening, there are significant opportunities for integration into longer-term trends towards universal health coverage, self-care and digital health.
    Matched MeSH terms: Early Detection of Cancer
  7. Woo YL, Khoo SP, Gravitt P, Hawkes D, Rajasuriar R, Saville M
    Curr Oncol, 2022 Oct 02;29(10):7379-7387.
    PMID: 36290856 DOI: 10.3390/curroncol29100579
    Program ROSE (removing obstacles to cervical screening) is a primary HPV-based cervical screening program that incorporates self-sampling and digital technology, ensuring that women are linked to care. It was developed based on the principles of design thinking in the context of Malaysia. The program illustrates the importance of collaborative partnerships and addressing the multi-faceted barriers from policy changes, and infrastructure readiness to the implementation of a radically new cervical screening program in communities. The paradigm shift in cervical cancer requires a monumental and concerted effort in educating both the healthcare providers and the general public. In this short review, we highlight how Pilot Project ROSE incorporated evidence-based tools that rapidly scaled up to Program ROSE. These ideas and solutions can be adapted and adopted by other countries. Notwithstanding the impact of COVID-19, it is incumbent on countries to pave the road towards the elimination of cervical cancer with pre-existing footpaths.
    Matched MeSH terms: Early Detection of Cancer
  8. Jailani AS, Balqis-Ali NZ, Tang KF, Fun WH, Samad SA, Jahaya R, et al.
    BMC Public Health, 2023 Nov 14;23(1):2243.
    PMID: 37964260 DOI: 10.1186/s12889-023-17132-2
    INTRODUCTION: High-risk human papillomavirus (HPV) screening is vital for early cervical cancer detection and treatment. With the introduction of the national cervical cancer screening programme and screening registry in Malaysia, there is a need to monitor population-based HPV screening uptake and high-risk HPV prevalence as part of cervical cancer surveillance.

    OBJECTIVE: To determine the prevalence and sociodemographic factors predicting high-risk HPV infection in Malaysia based on a public, community-based cervical cancer screening registry targeting women at risk of getting HPV infection.

    METHODS: The study used data from the Malaysian cervical cancer screening registry established by the Family Health Development Division from 2019 to 2021. The registry recorded sociodemographic data, HPV test details and results of eligible women who underwent HPV screening at public primary healthcare facilities. A vaginal sample (via self-sampling or assisted by a healthcare provider) was used for DNA extraction for HPV detection and genotyping. Registry data were extracted and analysed to determine prevalence estimates of high-risk HPV infection. Multifactorial logistic regression analysis was conducted to determine predictors of high-risk HPV infection. All analyses were performed using Stata version 14.

    RESULTS: The programme screened a total of 36,738 women during the study period. Women who attended the screening programme were mainly from urban areas, aged 30-39 years, and of Malay ethnicity. The prevalence of high-risk HPV infection was 4.53% among women screened, with the yearly prevalence ranging from 4.27 to 4.80%. A higher prevalence was observed among urban settling women, those aged 30-49 years, those of Indian ethnicity, and those without children. The results from logistic regression showed that women from urban areas, lower age groups, of Indian or Chinese ethnicity, and who are self-employed were more likely to be infected with high-risk HPV.

    CONCLUSION: Targeted and robust strategies to reach identified high-risk groups are needed in Malaysia. In addition, the registry has the potential to be expanded for an improved cervical cancer elimination plan.

    TRIAL REGISTRATION: Trial registration number: NMRR ID-22-00187-DJU.

    Matched MeSH terms: Early Detection of Cancer/methods
  9. Chuah, U.C., Kamarul, T., Sara, T.
    JUMMEC, 2006;9(2):28-31.
    MyJurnal
    Squamous cell carcinoma of the tongue is a highly malignant condition and results in high mortality and morbidity in patients despite its early detection (1). Early surgical interventions have been found to reduce mortality but in many reports, tongue reconstructions using live grafts have been found to reduce normal tongue function of speech, swallow and taste. In contrast, our report using free radial forearm flap (FRFF) to reconstruct the defect left over after a radical tongue resection in a 38-year-old gentleman with oral cancer has shown promising results. This type of reconstruction has left the patient with a functional and cosmetically acceptable tongue with minimal alteration in recognizable speech.
    Matched MeSH terms: Early Detection of Cancer
  10. Ahmadian M, Samah AA
    Asian Pac J Cancer Prev, 2013;14(7):4005-13.
    PMID: 23991945
    BACKGROUND: Although breast cancer is a major public health worry among Asian women, adherence to screening for the disease remains an obstacle to its prevention. A variety of psycho-social and cultural factors predispose women to delay or avoidance of screening for breast cancer symptoms at the early stages when cure is most likely to be successful. Yet few interventions implemented to date to address this condition in this region have drawn on health behavior theory.

    MATERIALS AND METHODS: This paper reviews the existing literature on several cognitive theories and models associated with breast cancer screening, with an emphasis on the work that has been done in relation to Asian women. To conduct this review, a number of electronic databases were searched with context-appropriate inclusion criteria.

    RESULTS: Little empirical work was found that specifically addressed the applicability of health theories in promoting adherence to the current breast cancer prevention programs Among Asian women. However, a few studies were found that addressed individual cognitive factors that are likely to encourage women's motivation to protect themselves against breast cancer in this region of the world. The findings suggest that multi-level, socio-cultural interventions that focus on cognitive factors have much promise with this issue.

    CONCLUSIONS: Interventions are needed that effectively and efficiently target the personal motivation of at-risk Asian women to seek out and engage in breast cancer prevention. Concerning implications, personal motivation to seek out and engage in individual preventive actions for breast cancer prevention among Asian women is a timely, high priority target with practical implications for community development and health promotion. Further studies using qualitative, anthropologic approaches shaped for implementation in multi-ethnic Asian settings are needed to inform and guide these interventions.

    Matched MeSH terms: Early Detection of Cancer/psychology*
  11. Dunn RA, Tan A, Samad I
    Asian Pac J Cancer Prev, 2010;11(2):417-21.
    PMID: 20843127
    OBJECTIVES: Breast self-examination (BSE) was evaluated to see if it is a significant predictor of mammography.

    METHODS: The decisions of females above age 40 in Malaysia to test for breast cancer using BSE and mammography are jointly modeled using a bivariate probit so that unobserved attributes affecting mammography usage are also allowed to affect BSE. Data come from the Malaysia Non-Communicable Disease Surveillance-1, which was collected between September 2005 and February 2006.

    RESULTS: Having ever performed BSE is positively associated with having ever undergone mammography among Malay (adjusted OR=7.343, CI=2.686, 20.079) and Chinese (adjusted OR=3.466, CI=1.330, 9.031) females after adjusting for household income, education, marital status and residential location. Neither relationship is affected by jointly modelling the decision problem. Although the association is also positive for Indian females when mammography is modelled separately (adjusted OR=5.959, CI=1.546 - 22.970), the relationship is reversed when both decisions are modelled separately.

    CONCLUSIONS: De-emphasizing BSE in Malaysia may reduce mammography screening among a large proportion of the population. Previous work on the issue in developed countries may not apply to nations with limited resources.
    Matched MeSH terms: Early Detection of Cancer
  12. Lim WF, Mohamad Yusof MI, Teh LK, Salleh MZ
    Nutrients, 2020 Sep 30;12(10).
    PMID: 33007803 DOI: 10.3390/nu12102993
    Moringa oleifera is a miracle plant with many nutritional and medicinal properties. Chemopreventive values of the combined mixture of moringa leaves and seed residue (MOLSr) at different ratios (M1S9, M1S1 and M9S1) were investigated. MOLSr extracts were subjected to phytochemical screening, antioxidant assays, metabolite profiling and cytotoxic activity on the primary mammary epithelial cells (PMECs), non-malignant Chang's liver cells and various human cancer cell lines (including breast, cervical, colon and liver cancer cell lines). The MOLSr ratio with the most potent cytotoxic activity was used in xenograft mice injected with MDA-MB-231 cells for in vivo tumorigenicity study as well as further protein and gene expression studies. M1S9, specifically composed of saponin and amino acid, retained the lowest antioxidant activity but the highest glucosinolate content as compared to other ratios. Cell viability decreased significantly in MCF-7 breast cancer cells and PMECs after treatment with M1S9. Solid tumor from MDA-MB-231 xenograft mice was inhibited by up to 64.5% at third week after treatment with high-dose M1S9. High-dose M1S9 significantly decreased the expression of calcineurin (CaN) and vascular endothelial cell growth factor (VEGF) proteins as well as the secreted frizzled-related protein 1 (SFRP1) and solute carrier family 39 member 6 (SLC39A6) genes. This study provides new scientific evidence for the chemoprevention potential of MOLSr extracts in a breast cancer model; however, the precise mechanism warrants further investigation.
    Matched MeSH terms: Early Detection of Cancer
  13. Ahmadian M, Carmack S, Samah AA, Kreps G, Saidu MB
    Asian Pac J Cancer Prev, 2016;17(3):1277-84.
    PMID: 27039760
    BACKGROUND: Early detection is a critical part of reducing the burden of breast cancer and breast selfexamination (BSE) has been found to be an especially important early detection strategy in low and middle income countries such as Malaysia. Although reports indicate that Malaysian women report an increase in BSE activity in recent years, additional research is needed to explore factors that may help to increase this behavior among Southeastern Asian women.

    OBJECTIVE: This study is the first of its kind to explore how the predicting variables of self-efficacy, perceived barriers, and body image factors correlate with self-reports of past BSE, and intention to conduct future breast self-exams among female students in Malaysia.

    MATERIALS AND METHODS: Through the analysis of data collected from a prior study of female students from nine Malaysian universities (n=842), this study found that self-efficacy, perceived barriers and specific body image sub-constructs (MBSRQ-Appearance Scales) were correlated with, and at times predicted, both the likelihood of past BSE and the intention to conduct breast self-exams in the future.

    RESULTS: Self-efficacy (SE) positively predicted the likelihood of past self-exam behavior, and intention to conduct future breast self-exams. Perceived barriers (BR) negatively predicted past behavior and future intention of breast self-exams. The body image sub-constructs of appearance evaluation (AE) and overweight preoccupation (OWP) predicted the likelihood of past behavior but did not predict intention for future behavior. Appearance orientation (AO) had a somewhat opposite effect: AO did not correlate with or predict past behavior but did correlate with intention to conduct breast self-exams in the future. The body image sub-constructs of body area satisfaction (BASS) and self-classified weight (SCW) showed no correlation with the subjects' past breast self-exam behavior nor with their intention to conduct breast self-exams in the future.

    CONCLUSIONS: Findings from this study indicate that both self-efficacy and perceived barriers to BSE are significant psychosocial factors that influence BSE behavior. These results suggest that health promotion interventions that help enhance self-efficacy and reduce perceived barriers have the potential to increase the intentions of Malaysian women to perform breast self-exams, which can promote early detection of breast cancers. Future research should evaluate targeted communication interventions for addressing self-efficacy and perceived barriers to breast self-exams with at-risk Malaysian women. and further explore the relationship between BSE and body image.
    Matched MeSH terms: Early Detection of Cancer/psychology; Early Detection of Cancer/statistics & numerical data*
  14. Moey SF, Mutalib AMA, Mohamed NC, Saidin N
    AIMS Public Health, 2020;7(3):620-633.
    PMID: 32968682 DOI: 10.3934/publichealth.2020049
    Background/aim: In Malaysia, breast cancer is the most common cancer among women. As such, early diagnosis and screening practices are important to increase the survival rate. Breast self-examination (BSE) is one of the main screening methods for breast cancer. Socio-demographic characteristics and knowledge of breast cancer are amongst the crucial roles in determining women's behavioral adoption in performing BSE. This study aims to assess the relationship of socio-demographic factors and knowledge of breast cancer on the stage of behavioral adoption of BSE among Malaysian women in Kuantan, Pahang.

    Materials and methods: A cross-sectional study was conducted on 520 women from three different government health clinics in Kuantan and IIUM Family Health Clinic from February to April 2018. Data were collected using a self-administered questionnaire on socio-demographic factors and knowledge of breast cancer and its effect on the behavioral adoption of BSE.

    Results: Significant difference was found between socio-demographic characteristics and behavioral adoption of BSE. However, only breast screening and the best time for screening were found to be significant with the behavioral adoption of BSE and knowledge of breast cancer.

    Conclusion: It is found that most women in Kuantan, Pahang perform BSE but were still unaware of the importance of performing BSE for early breast cancer detection. This study was expected to enhance women's awareness of the benefits of performing BSE.

    Matched MeSH terms: Early Detection of Cancer
  15. De S, Selvan VT, Tan J, Soe HHK, Sahoo S, Sahoo R
    PMID: 31867395 DOI: 10.4103/jehp.jehp_379_19
    BACKGROUND: Cancer cervix is caused by human papillomavirus (HPV), oncogenic virus and has vaccines and screening as its preventive measures. This study analyzes the change in awareness and attitudes of nonmedical students toward the condition following the use of an educational module.

    METHODOLOGY: The study design was quasi-experimental. The interprofessional (IP) team implemented an educational module and analyzed the difference in awareness of young individuals toward the cancer cervix. A pretest and posttest written questionnaire, customized for both genders, was administered with the intervention of the educational module in between. The module consisted of a short educational presentation along with a group activity. A follow-up survey was also done after 2 months to check the attrition of awareness. The statistical analysis was done using MacNemar test using SPSS 12 IBM software and significance of differences were determined.

    RESULTS: There was a significant improvement of knowledge and awareness on linkage between HPV and cervical cancer (P < 0.001). There was also significant change with regard to attitudes toward cervical cancer vaccination (P = 0.004). The knowledge of HPV linkage to the malignancy was maintained after 2 months of gap. The subjects also wished for more future awareness program.

    CONCLUSIONS: There is improved awareness in the dental and foundation in science students, and this improved awareness will ensure favorable attitudes toward cervical cancer vaccines or will attend regular screening programs. Awareness program must be held at regular intervals at different locations to enhance the knowledge dissemination of this common yet preventable genital malignancy of females. The IP collaboration and practices will help in reducing the disease burden of the society in future.

    Matched MeSH terms: Early Detection of Cancer
  16. Kumar M, Tata MD, Sahid Nik Lah NA
    Ann Med Surg (Lond), 2021 May;65:102353.
    PMID: 34007446 DOI: 10.1016/j.amsu.2021.102353
    Introduction: Signet cell carcinoma (SRCC)of the rectum is a rare subtype of the rectum cancer which accounts for only 0.8% of colorectal cancer in adolescents and young adults (AYAs) which spread aggressively to other organs and peritoneum.

    Case presentation: We present a case of 15-year-old boy from rural area, presented with chronic diarrhea and per rectal bleeding for 3 months. The diagnosis was determined by colonoscope which revealed a fungating mass identified at 10cm from anal verge. Histological examination confirmed diagnosis of signet ring cell adenocarcinoma. CT scan of the abdomen showed thickening involving the recto-sigmoid colon and rectal mass, without evidence of distant metastatic disease. The patient's carcinoembryonic antigen level was within the normal range. He underwent a colostomy and was subjected to neoadjuvant CCRT and surgery.

    Discussion: This CASE highlights the importance and challenges in achieving early diagnosis and surgical intervention of signet-ring cell carcinoma in adolescents, as most cases are detected at an advanced stage coupled with the scarcity of information on these rarer subtypes which leads to a poor prognosis.

    Conclusion: In managing Signet cell carcinoma of the colorectal, physician have to know that it has a poor prognosis in patients of any age. However, in young teenagers delayed diagnosis and treatment option are narrowed to palliative management. Genetic profiling of family members and similar environment population may be a key to early detection.

    Matched MeSH terms: Early Detection of Cancer
  17. Juliana N, Shahar S, Chelliah KK, Ghazali AR, Osman F, Sahar MA
    Asian Pac J Cancer Prev, 2014;15(14):5759-65.
    PMID: 25081698
    Electrical impedance tomography (EIT) is a potential supplement for mammogram screening. This study aimed to evaluate and feasibility of EIT as opposed to mammography and to determine pain perception with both imaging methods. Women undergoing screening mammography at the Radiology Department of National University of Malaysia Medical Centre were randomly selected for EIT imaging. All women were requested to give a pain score after each imaging session. Two independent raters were chosen to define the image findings of EIT. A total of 164 women in the age range from 40 to 65-year-old participated and were divided into two groups; normal and abnormal. EIT sensitivity and specificity for rater 1 were 69.4% and 63.3, whereas for rater 2 they were 55.3% and 57.0% respectively. The reliability for each rater ranged between good to very good (p<0.05). Quantitative values of EIT showed there were significant differences in all values between groups (ANCOVA, p<0.05). Interestingly, EIT scored a median pain score of 1.51±0.75 whereas mammography scored 4.15±0.87 (Mann Whitney U test, p<0.05). From these quantitative values, EIT has the potential as a health discriminating index. Its ability to replace image findings from mammography needs further investigation.
    Matched MeSH terms: Early Detection of Cancer/methods*
  18. Sothilingam S, Sundram M, Malek R, Sahabuddin RM
    Urol Oncol, 2010;28(6):670-2.
    PMID: 21062649 DOI: 10.1016/j.urolonc.2009.12.014
    The incidence of prostate cancer in Malaysia is still low compared to the west. This may be due to a true low incidence or lower detection rates. Prostate Awareness Campaigns are held on a yearly basis to educate and encourage males over the age of 50 years to have their prostate examined. Such a campaign was organized in 2005 at the national level involving 12 district hospitals. A total of 2770 participants attended the campaign. 38.7% had no urinary symptoms and attended out of curiosity. Among the symptomatic patients, nocturia was the most bothersome in the majority. 84.6% of the participants also had some degree of erectile dysfunction based on the IIEF questionnaire. 10.4% of participants had a PSA > 4 ng/mL. Malay participants had the highest mean PSA level (2.32 ng/mL) and Indian participants the lowest (1.30 ng/mL). 408 participants were called back for biopsy but only 183 agreed to the biopsy. 30 cancers were detected. At present Malaysia will benefit most by continuing to conduct these awareness programmes to educate the public on prostate disease and hopefully in future patients will be less reluctant to have prostate biopsies taken when indicated.
    Matched MeSH terms: Early Detection of Cancer/methods*
  19. Sachithanandan A
    Med J Malaysia, 2023 Nov;78(6):847-848.
    PMID: 38031230
    No abstract available.
    Matched MeSH terms: Early Detection of Cancer
  20. Abdullah NN, Daud S, Al-Kubaisy W, Saari IS, Saad SR
    Eur J Obstet Gynecol Reprod Biol, 2016 Nov;206:136-140.
    PMID: 27693934 DOI: 10.1016/j.ejogrb.2016.09.011
    OBJECTIVES: The objectives of this study were to determine the prevalence and predictors of Pap smear screening among women aged 50 years and older.
    STUDY DESIGN: This cross-sectional study was conducted at two large urban health centres in Selangor. A total of 515 women aged 50 and older were recruited.
    RESULTS: The mean age of the respondents was 58.83±7.05, with a range of 50- 83 years. The prevalence of Pap smear screening was 39.22% (n=202). From the multivariate analysis, Pap smear screening was significantly associated with health care provider advice (adjusted odds ratio (AOR)=18.75; 95% CI=8.30, 42.37); tertiary (AOR=11.26; 95% CI=1.50, 84.68) and secondary education level (AOR=9.47; 95% CI=1.43, 62.84); use of contraception (AOR=2.90; 95% CI=1.48, 5.69); heart disease (AOR=0.22; 95% CI=0.05, 0.97); and worry about Pap smear results (AOR=0.20; 95% CI=0.09, 0.42).
    CONCLUSION: The prevalence of Pap smear screening in the older women is unsatisfactory. Health care provider advice, education level, use of contraception, heart disease and worry about Pap smear results were predictors of undergoing Pap smear screening in this study population.
    Study site: Two Klinik Kesihatan in Gombak, Selangor, Malaysia
    Matched MeSH terms: Early Detection of Cancer/statistics & numerical data*
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