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1.
J Cancer Educ ; 35(1): 14-21, 2020 02.
Artículo en Inglés | MEDLINE | ID: mdl-30291547

RESUMEN

Carcinogenic liver fluke is still an issue of great concern in some countries of Southeast Asia, particularly in Thailand, Cambodia, the Lao People's Democratic Republic, and Vietnam. The infection, caused by Opisthorchis viverrini, is associated to cholangiocarcinoma and is endemic among human populations for whom raw fish is frequently consumed. Prevention and health education are required. Therefore, this study aimed to evaluate the effectiveness of educational intervention to improve knowledge among primary schoolchildren based on animation-assisted education. In this study, 80 participants (40 participants in the experimental group and 40 participants in the comparison group) were selected in 2018. The effectiveness of an interactive animation program in improving the knowledge of students studying liver fluke was determined based on scores on tests given before and immediately after completion of a 4.29-min animated program on the liver fluke life cycle, risk factors, disease, diagnosis, treatment, prevention, and control. Data were analyzed using SPSS-22 via paired t tests and independent samples t tests at a significance level of 0.05. A marked and significant improvement was observed in the immediate posttest compared with the pretest scores. More importantly, the students who had used the animated program achieved a significantly higher score on the final test than the comparison group. The results offered in the first report show that the use of the animated program facilitated education about liver fluke. It is strongly believed that animations are good supplementary learning materials for students, particularly for learning about serious concepts.


Asunto(s)
Neoplasias de los Conductos Biliares/epidemiología , Colangiocarcinoma/epidemiología , Instrucción por Computador/métodos , Educación en Salud , Neoplasias Hepáticas/epidemiología , Opistorquiasis/complicaciones , Opisthorchis/aislamiento & purificación , Animales , Neoplasias de los Conductos Biliares/parasitología , Neoplasias de los Conductos Biliares/patología , Niño , Colangiocarcinoma/parasitología , Colangiocarcinoma/patología , Femenino , Humanos , Neoplasias Hepáticas/parasitología , Neoplasias Hepáticas/patología , Masculino , Opistorquiasis/parasitología , Factores de Riesgo , Instituciones Académicas , Estudiantes , Tailandia/epidemiología
2.
J Int Med Res ; 46(11): 4560-4568, 2018 Nov.
Artículo en Inglés | MEDLINE | ID: mdl-30084317

RESUMEN

OBJECTIVE: This study aimed to detect gastrointestinal helminth infection in migrant workers in Thailand. METHODS: A cross-sectional survey study was conducted in 403 migrant workers in the factories of Nakhon Ratchasima Province, northeastern Thailand during October 2016 to June 2017. Gastrointestinal helminth infections were detected by the formalin ether acetate concentration technique and microscopy. The data were analyzed using the χ2-test and logistic regression. RESULTS: The rate of gastrointestinal helminth infection was 24.07%. The most common species involved in infection was O pisthorchis viverrini (11.91%), followed by hookworm (5.46%), Trichuris trichiura (5.21%), Strongyloides stercoralis (0.5%), Ascaris lumbricoides (0.5%), and Taenia spp. (0.5%). The majority of infections were found in men aged ≥40 years, married participants, uneducated participants, laborers, those who worked for 1 year, and those who had an income of 9000 to 12,000 THB. CONCLUSIONS: Gastrointestinal helminth infection is still found in migrant workers. Therefore, active surveillance is required in this large group for investigating and eradicating this type of infection.


Asunto(s)
Helmintiasis/diagnóstico , Helmintos/patogenicidad , Parasitosis Intestinales/diagnóstico , Tamizaje Masivo , Migrantes , Adulto , Animales , Femenino , Helmintiasis/epidemiología , Humanos , Parasitosis Intestinales/epidemiología , Modelos Logísticos , Masculino , Tailandia/epidemiología
3.
Asian Pac J Cancer Prev ; 17(8): 3721-5, 2016.
Artículo en Inglés | MEDLINE | ID: mdl-27644606

RESUMEN

The liver fluke Opisthorchis viverrini is a serious health problem in Thailand. Infection is associated with cholangiocarcinoma (CCA), endemic among human populations in northeast and north Thailand where raw fish containing fluke metacercariae are frequently consumed. Recently, Thailand public health authorities have been organized to reduce morbidity and mortality particularly in the northeast through O. viverrini and CCA screening projects. Health modfication is one of activities included in this campaign, but systemic guidelines of modifying and developing health behavior for liver flukes and CCA prevention in communities towards health belief and social support theory are still various and unclear. Here we review the guidelines for modifying and developing health behavior among populations in rural communities to strengthen understanding regarding perceived susceptibility, severity, benefits, and barriers to liver fluke and CCA prevention. This model may be useful for public health of cancers and related organizations to further health behavior change in endemic areas.


Asunto(s)
Colangiocarcinoma/prevención & control , Colangiocarcinoma/psicología , Fascioliasis/prevención & control , Fascioliasis/psicología , Conductas Relacionadas con la Salud/fisiología , Opistorquiasis/prevención & control , Opistorquiasis/psicología , Animales , Fasciola hepatica/patogenicidad , Humanos , Opisthorchis/patogenicidad , Apoyo Social , Tailandia
4.
Asian Pac J Cancer Prev ; 17(6): 2761-5, 2016.
Artículo en Inglés | MEDLINE | ID: mdl-27356687

RESUMEN

Opisthorchiasis is a health problem in rural communities of Thailand, particularly in the northeast and north regions. Therefore, this study aimed to investigate raw fish consuming behavior related to liver fluke infection among the population at risk for opisthorchiasis and cholangiocarcinoma (CCA). A cross-sectional descriptive study was conducted in Meuang Yang district, Nakhon Ratchasima province, northeast Thailand, between June and October 2015. Participants were screened for CCA, and samples who had a high score of CCA risk were purposively selected. A predesigned questionnaire was utilized to collect the data from all participants. X2-test was used for analysis of associations between demographic data and raw fish consumption. The results revealed that participants had past histories of stool examination (33.0%), liver fluke infection (21.0%), praziquantel use (24.0%), raw fish consumption (78.0%), relatives family consuming raw fish (73.0%), and relatives family with CCA (3.0%). Participants consumed several dished related to liver fluke infection, mainly raw fermented fish (13.0%), under smoked catfish (5.00%), raw pickled fish (4.00%), and raw spicy minced fish salad (3.00%). The most common types of cyprinoid fish were Barbodes gonionotus (39%), Hampala dispar (38%), Puntius brevis (37%), Cyclocheilichthys armatus (33%), Puntioplites proctozysron (32%), and Luciosoma bleekeri (30%), respectively. Participants had a low level of knowledge (mean=3.79, SD=0.74), moderate attitude (mean=7.31, SD=7.31) and practice (mean=38.64, SD=6.95) regarding liver fluke prevention and control. Demographic variables like age (>36 years old; X2-test=17.794, p-value=0.001), education (primary school; X2-test=18.952, p-value=0.001), marital status (married; X2-test=12.399, p-value=0.002), and income (<5,000 baht; X2-test=27.757, p-value=0.015) were significantly associated with raw fish consumption. This result indicates that the population had risk consumption for liver fluke infection particularly of various cyprinoid fishes that are 2nd intermediate hosts. Therefore, health education is required to improve their behavior.


Asunto(s)
Neoplasias de los Conductos Biliares/etiología , Conductos Biliares Intrahepáticos/parasitología , Colangiocarcinoma/etiología , Comportamiento del Consumidor , Cyprinidae , Opistorquiasis/complicaciones , Opisthorchis/patogenicidad , Adulto , Anciano , Animales , Neoplasias de los Conductos Biliares/epidemiología , Neoplasias de los Conductos Biliares/patología , Conductos Biliares Intrahepáticos/patología , Colangiocarcinoma/epidemiología , Colangiocarcinoma/patología , Estudios Transversales , Femenino , Estudios de Seguimiento , Educación en Salud , Conocimientos, Actitudes y Práctica en Salud , Humanos , Masculino , Persona de Mediana Edad , Estadificación de Neoplasias , Opistorquiasis/parasitología , Opistorquiasis/psicología , Pronóstico , Tailandia/epidemiología
5.
Asian Pac J Cancer Prev ; 17(6): 2889-94, 2016.
Artículo en Inglés | MEDLINE | ID: mdl-27356708

RESUMEN

This study aimed to modify behavior regarding liver fluke and cholangiocarcinoma prevention in Chumphuang district, Nakhon Ratchasima province, Thailand through integrated learning. A total of 180 participants were included through purposive selection of high-risk scores on verbal screening. Participants attended the health education program which applied the health belief model included family based, knowledge station based, academic merit based and community based learning. Data were collected using a questionnaire composed of 4 parts: 1) personal information, 2) knowledge, 3) perceived susceptibility, severity, benefits, and barriers, 4) practice regarding liver fluke and cholangiocarcinoma prevention. The result revealed that the majority were female (79.9%), age ≥60 years old (33.2%), primary school educational level (76.1%), and agricultural occupation (70.1%). The mean scores of knowledge, perception, and practice to liver fluke and cholangiocarcinoma prevention, before participated the integrative learning were low, moderate, and low, respectively. Meanwhile, the mean score of knowledge, perceived susceptibility, severity, benefits, and barriers, and practice regarding liver fluke and cholangiocarcinoma prevention, were higher with statistical significance after participation in the integrated learning. This finding indicates that health education programs may successfully modify health behavior in the rural communities. Therefore they may useful for further work behavior modification in other epidemic areas.


Asunto(s)
Terapia Conductista , Neoplasias de los Conductos Biliares/prevención & control , Conductos Biliares Intrahepáticos/parasitología , Colangiocarcinoma/prevención & control , Educación en Salud , Modelos Estadísticos , Opistorquiasis/prevención & control , Animales , Neoplasias de los Conductos Biliares/etiología , Neoplasias de los Conductos Biliares/psicología , Colangiocarcinoma/etiología , Colangiocarcinoma/psicología , Femenino , Estudios de Seguimiento , Conductas Relacionadas con la Salud , Conocimientos, Actitudes y Práctica en Salud , Humanos , Masculino , Persona de Mediana Edad , Opistorquiasis/complicaciones , Opistorquiasis/parasitología , Opisthorchis/patogenicidad , Pronóstico , Tailandia
6.
Asian Pac J Cancer Prev ; 17(6): 2947-51, 2016.
Artículo en Inglés | MEDLINE | ID: mdl-27356716

RESUMEN

A quasi-experimental study was conducted to develop a health education modification program based on self-efficacy and motivation regarding liver flukes and cholangiocarcinoma development in Keang Sanam Nang district, Nakhon Ratchasima province, Thailand. A total of 36 individuals were invited to participate in the program and were screened for population at risk of liver fluke infection and cholangiocarcinoma using SUT-OV-001 and SUT-CCA-001. Development of health education modification program regarding liver fluke and cholangiocarcinoma prevention included 3 steps: (1) preparation, (2) health education program, and (3) follow-up and evaluation. The study was implemented for 10 weeks. Pre-and-post-test knowledge was measured with questionnaires, Kuder-Richardson-20: KR-20 = 0.718,and Cronbach's Alpha Coefficient = 0.724 and 0.716 for perception and outcome expectation questionnaires. Paired and independent t-tests were applied for data analysis. The majority of the participants were female (55.6%), aged between ≤50 and 60 years old (36.1%), married (86.1%), education level of primary school (63.9%), agricultural occupation (80.6%), and income <4,000 Baht (44.4%). The results revealed that after the health education program, the experimental group had a mean score of knowledge, perception, and outcome expectation regarding liver fluke and cholangiocarcinoma prevention significantly higher than before participation and in the control group. In conclusion, this successful health education modification program for liver fluke and cholangiocarcinoma, therefore may useful for further work behavior modification in other epidemic areas.


Asunto(s)
Terapia Conductista , Neoplasias de los Conductos Biliares/prevención & control , Conductos Biliares Intrahepáticos/parasitología , Colangiocarcinoma/prevención & control , Educación en Salud , Modelos Estadísticos , Opistorquiasis/prevención & control , Animales , Neoplasias de los Conductos Biliares/etiología , Neoplasias de los Conductos Biliares/psicología , Estudios de Casos y Controles , Colangiocarcinoma/etiología , Colangiocarcinoma/psicología , Femenino , Estudios de Seguimiento , Conductas Relacionadas con la Salud , Conocimientos, Actitudes y Práctica en Salud , Humanos , Masculino , Persona de Mediana Edad , Ensayos Clínicos Controlados no Aleatorios como Asunto , Opistorquiasis/complicaciones , Opistorquiasis/parasitología , Opisthorchis/patogenicidad , Pronóstico , Factores de Riesgo , Autoeficacia , Encuestas y Cuestionarios , Tailandia
7.
Asian Pac J Cancer Prev ; 17(5): 2565-71, 2016.
Artículo en Inglés | MEDLINE | ID: mdl-27268631

RESUMEN

A cross-sectional survey was conducted among 730 participants from 4 rural districts of Nakhon Ratchasima province, Thailand, with a reported high incidence of liver fluke infection. This study was aimed to examine and evaluate the nutritional status in relation to Opisthorchis viverrini infection. Participants were purposive selected from Chum Phuang, Mueang Yang, Bua Yai, and Kaeng Sanam Nang districts. Stool samples were prepared by Kato Katz technique and then assessed by microscopy. Anthropometry was evaluated according to the body mass index from weight and height. Descriptive statistics and Spearman rank correlation coefficients were used to evaluate the association between the nutritional status and O. viverrini infection. Of 1.64% infected with O. viverrini the highest proportions were found in age groups ≥61 and 41-50 years old, Mueang Yang district. The majorities of participants had normal weight (32.2%), followed by class II obesity (28.1%), class I obesity (21.8%), underweight (10.3%), and class III obesity (8.63%). Nutritional status with class II obesity (rS=0.639, <0.01) and class I obesity (rS=0.582, <0.05), had moderately statistical significant correlations with O. viverrini infection. Meanwhile, normal weight (rS=0.437, <0.05) and class III obesity (rS=0.384, <0.05) demonstrated lower statistical significance. These findings raise the possibility that infection with O. viverrini may contribute to fat deposition and thereby have long-term consequences on human health. Further studies are needed to better understand whether O. viverrini contributes directly to fat deposition and possible mechanisms.


Asunto(s)
Fasciola hepatica/patogenicidad , Fascioliasis/epidemiología , Opistorquiasis/epidemiología , Opisthorchis/patogenicidad , Sobrepeso/fisiopatología , Delgadez/fisiopatología , Adulto , Animales , Estudios Transversales , Fascioliasis/parasitología , Femenino , Estudios de Seguimiento , Humanos , Masculino , Persona de Mediana Edad , Opistorquiasis/parasitología , Prevalencia , Pronóstico , Población Rural , Tailandia/epidemiología
8.
Asian Pac J Cancer Prev ; 17(4): 2205-9, 2016.
Artículo en Inglés | MEDLINE | ID: mdl-27221919

RESUMEN

Cholangiocarcinoma (CCA) is a serious problem in Thailand, particularly in the northeastern region. Active surveillance in rural communities with an appropriat low-cost screening tool is required to facilitate early detection. Therefore, this study aimed to investigate the population at risk of CCA in Bua Yai district, Nakhon Ratchasima province, Northeastern Thailand using the Korat-CCA verbal screening test (KCVST) during June to October 2015. Reliability of KCVST demonstrated a Cronbach alpha coefficient=0.75 Stepwise-multiple regression showed that alcohol consumption was important for CCA screened, followed by agriculture and pesticide use, under-cooked cyprinoid fish consumption, praziquantel use, naïve northeastern people, opisthorchiasis, family relatives with CCA, and cholangitis or cholecystitis or gallstones, respectively. Population at risk for CCA was classified to low risk (63.4%), moderate risk (33.7%), and high risk (1.32%) for CCA. When CCA was screened using ultrasonography, 4 of 32 high risk participants had an abnormal biliary tract with dilated bile ducts. This study indicates that KCVST is a potential useful too which decrease the cost of large scale CCA screening.


Asunto(s)
Neoplasias de los Conductos Biliares/etiología , Conductos Biliares Intrahepáticos/patología , Colangiocarcinoma/etiología , Tamizaje Masivo/métodos , Opistorquiasis/complicaciones , Opisthorchis/patogenicidad , Adulto , Animales , Neoplasias de los Conductos Biliares/epidemiología , Neoplasias de los Conductos Biliares/patología , Conductos Biliares Intrahepáticos/parasitología , Colangiocarcinoma/epidemiología , Colangiocarcinoma/patología , Estudios Transversales , Femenino , Estudios de Seguimiento , Humanos , Masculino , Persona de Mediana Edad , Opistorquiasis/diagnóstico , Opistorquiasis/parasitología , Vigilancia de la Población , Pronóstico , Factores de Riesgo , Población Rural , Tailandia/epidemiología , Conducta Verbal
9.
Asian Pac J Cancer Prev ; 17(3): 1097-102, 2016.
Artículo en Inglés | MEDLINE | ID: mdl-27039731

RESUMEN

BACKGROUND: Liver fluke infection with Opisthorchis viverrini and its associated cholangiocarcinoma constitute a serious problem in Thailand. Healthy behavior can decrease infection, therefore, the investigation of knowledge, attitude, and practice is need required in high risk areas. OBJECTIVE: This study aimed to investigate the behavior and perceptions regarding liver fluke. MATERIALS AND METHODS: A cross-sectional descriptive study was conducted in Chum Phuang district of Nakhon Ratchasima province, Thailand during July to November 2015. A total 80 participants who had screened with verbal screening test, stool examination, and ultrasonography, were purposive selected and completed a pre-designed questionnaire (Kruder-Richardon-20=0.80, Cronbach's alpha coefficient=0.82 and 0.79). T-test, ANOVA, and Pearson correlation test were used for analyzed data. RESULTS: The results reveal that O. viverrini infection was 1.25%, and 3 patients had a dilated bile ducts. The participants had a high knowledge, attitude, and practice regarding liver fluke. The education, occupation, and income, were statistical significant to attitude regarding liver fluke. Nurses and television were the main sources of information regarding liver fluke, with statistical significance(p-value <0.05). Knowledge was significantly associated with attitude and practice (p-value<0.05). CONCLUSIONS: Participants had good behavior regarding liver fluke. Improvement of knowledge and attitude is influenced to practical change regarding this carcinogenic fluke. In addition, nurse and television are the main information resources for key success in increasing people perception for disease prevention and control in this area.


Asunto(s)
Neoplasias de los Conductos Biliares/etiología , Neoplasias de los Conductos Biliares/parasitología , Colangiocarcinoma/etiología , Colangiocarcinoma/parasitología , Fasciola hepatica/patogenicidad , Fascioliasis/complicaciones , Fascioliasis/parasitología , Animales , Conducta , Conductos Biliares/parasitología , Estudios Transversales , Conocimientos, Actitudes y Práctica en Salud , Humanos , Enfermeras y Enfermeros , Opistorquiasis/complicaciones , Opistorquiasis/parasitología , Opisthorchis/patogenicidad , Televisión , Tailandia
10.
Asian Pac J Cancer Prev ; 17(3): 1433-6, 2016.
Artículo en Inglés | MEDLINE | ID: mdl-27039785

RESUMEN

BACKGROUND: Cholangiocarcinoma (CCA), a major problem of health in Thailand, particularly in Northeastern and Northern regions, is generally incurable and rapidly lethal because of presentation in stage 3 or 4. Early diagnosis of stage 1 and 2 could allow better survival. Therefore, this study aimed to provide a distribution map of populations at risk for CCA in BuaYai district of Nakhon Ratchasima province, Northeast Thailand. MATERIALS AND METHODS: A cross-sectional survey was carried out in 10 sub-districts and 122 villages, during June and November 2015. The populations at risk for CCA were screened using the Korat CCA verbal screening test (KCVST) and then risk areas were displayed by using Google map (GM). RESULTS: A total of 11,435 individuals from a 26,198 population completed the KCVST. The majority had a low score of risk for CCA (1-4 points; 93.3%). High scores with 6, 7 and 8 points accounted for 1.20%, 0.13% and 0.02%. The population at risk was found frequently in sub-district municipalities, followed by sub-district administrative organization and town municipalities, (F=396.220, P-value=0.000). Distribution mapping comprised 11 layers: 1, district; 2, local administrative organization; 3, hospital; 4, KCVST opisthorchiasis; 5, KCVST praziquantel used; 6, KCVST cholelithiasis; 7, KCVST raw fish consumption; 8, KCVST alcohol consumption; 9, KCVST pesticide used; 10, KCVST relative family with CCA; and 11, KCVST naive northeastern people. Geovisual display is now available online. CONCLUSIONS: This study indicated that the population at high risk of CCA in Bua Yai district is low, therefore setting a zero model project is possible. Key success factors for disease prevention and control need further study. GM production is suitable for further CCA surveillance and monitoring of the population with a high risk score in this area.


Asunto(s)
Neoplasias de los Conductos Biliares/etiología , Conductos Biliares Intrahepáticos/parasitología , Colangiocarcinoma/etiología , Sistemas de Información Geográfica/estadística & datos numéricos , Opistorquiasis/complicaciones , Opisthorchis/patogenicidad , Motor de Búsqueda/estadística & datos numéricos , Adulto , Anciano , Animales , Neoplasias de los Conductos Biliares/epidemiología , Neoplasias de los Conductos Biliares/patología , Conductos Biliares Intrahepáticos/patología , Colangiocarcinoma/epidemiología , Colangiocarcinoma/patología , Estudios Transversales , Femenino , Estudios de Seguimiento , Humanos , Masculino , Persona de Mediana Edad , Estadificación de Neoplasias , Opistorquiasis/parasitología , Pronóstico , Factores de Riesgo , Tailandia/epidemiología
11.
Asian Pac J Cancer Prev ; 17(2): 685-9, 2016.
Artículo en Inglés | MEDLINE | ID: mdl-26925664

RESUMEN

Opisthorchiasis is still a major health problem in rural communities of Thailand. Infection is associated with cholangiocarcinoma (CCA), which is found frequently in Thailand, particularly in the northeastern. Therefore, this study aimed to evaluate the effectiveness of health intervention in the population at risk for opisthorchiasis and CCA. A quasi-experimental study was conducted in Meuang Yang district, Nakhon Ratchasima province, northeastern Thailand, between June and October 2015. Participants were completed health intervention comprising 4 stations; 1, VDO clip of moving adult worm of liver fluke; 2, poster of life cycle of liver fluke; 3, microscopy with adult and egg liver fluke; and 4, brochure with the knowledge of liver fluke containing infection, signs, symptoms, related disease, diagnosis, treatment, prevention, and control. Pre-and-post-test questionnaires were utilized to collect data from all participants. Students paired t-tests were used to analyze differences between before and after participation in the health intervention. Knowledge (mean difference=-7.48, t=-51.241, 95% CI, -7.77, -7.19, p-value =0.001), attitude (mean difference=-9.07, t=-9.818, 95% CI=-10.9, -7.24, p-value=0.001), and practice (mean difference=-2.04, t=-2.688, 95% CI=-3.55, -0.53, p-value=0.008), changed between before and after time points with statistical significance. Community rules were concluded regarding: (1) cooked cyprinoid fish consumption; (2) stop under cooked cyprinoid fish by household cooker; (3) cooked food consumption; (4) hygienic defecation; (5) corrected knowledge campaign close to each household; (6) organizing a village food safety club; (7) and annual health check including stool examination featuring monitoring by village health volunteers and local public health officers. The results indicates that the present health intervention program was effective and easy to understand, with low cost and taking only a short time. Therefore, this program may useful for further work at community and provincial levels for liver fluke prevention and control.


Asunto(s)
Neoplasias de los Conductos Biliares/prevención & control , Conductos Biliares Intrahepáticos/patología , Colangiocarcinoma/prevención & control , Fasciola hepatica/patogenicidad , Fascioliasis/prevención & control , Conocimientos, Actitudes y Práctica en Salud , Opistorquiasis/prevención & control , Adulto , Anciano , Animales , Neoplasias de los Conductos Biliares/epidemiología , Neoplasias de los Conductos Biliares/parasitología , Conductos Biliares Intrahepáticos/parasitología , Colangiocarcinoma/epidemiología , Colangiocarcinoma/parasitología , Intervención Médica Temprana , Fasciola hepatica/aislamiento & purificación , Fascioliasis/epidemiología , Fascioliasis/parasitología , Femenino , Estudios de Seguimiento , Humanos , Masculino , Persona de Mediana Edad , Ensayos Clínicos Controlados no Aleatorios como Asunto , Opistorquiasis/epidemiología , Opistorquiasis/parasitología , Opisthorchis/aislamiento & purificación , Prevalencia , Pronóstico , Encuestas y Cuestionarios , Tailandia/epidemiología
12.
Asian Pac J Cancer Prev ; 17(1): 37-44, 2016.
Artículo en Inglés | MEDLINE | ID: mdl-26838240

RESUMEN

Several infectious agents are considered to be causes of cancer in human, mainly hepatitis B and C viruses, high-risk human pailloma viruses, Helicobacter pylori, Clonorchis sinensis, and Opisthorchis viverrini. Here we described the evident research and the association between Helicobacter spp. and biliary tract cancer particularly cholangiocarcinoma (CCA). Global epidemiological studies have suggested that Helicobacter spp. are possible risk factors for biliary tract diseases. Molecular studies support a linkage of Helicobacter spp. with CCA development. H. pylori, H. bilis, and H. hepaticus, are found in CCA, but the most common species are H. pylori and H. bilis. The type of CCA are associated with Helicobacter spp. include extrahepatic CCA, and common bile duct cancer. Up to the present, however, the results from different regions, materials and methods, sub-sites of cancer, and controls have not been consistent, thus introducing heterogeneity. Therefore, a comparison between co-Helicobacter spp.-CCA in the countries with low and high incident of CCA is required to settle the question. Furthermore, clarifying variation in the role of Helicobacter species in this CCA, including pathogenesis of CCA through enhanced biliary cell inflammation and proliferation, is necessary.


Asunto(s)
Neoplasias de los Conductos Biliares/etiología , Neoplasias de los Conductos Biliares/microbiología , Colangiocarcinoma/etiología , Colangiocarcinoma/microbiología , Infecciones por Helicobacter/complicaciones , Helicobacter/patogenicidad , Animales , Humanos , Factores de Riesgo
13.
Asian Pac J Cancer Prev ; 17(1): 85-8, 2016.
Artículo en Inglés | MEDLINE | ID: mdl-26838259

RESUMEN

BACKGROUND: Cervical cancer is the second most common malignancy among women worldwide, and women of reproductive age in Thailand. However, information on the behavior regarding cervical cancer in rural community Thailand is sparse. OBJECTIVE: To assess the knowledge, attitude, and practice regarding cervical cancer (CC) among rural community women in Nakhon Ratchasima, Thailand, using predesigned structured questionnaires. MATERIALS AND METHODS: A cross-sectional survey was conducted in 8 villages of Non Sung district, Nakhon Ratchasima province, Thailand, during January to April 2015. Bloom's taxonomy was used as a framework for the study. 265 women aged between 30-60 years old were selected by simple random sampling. All participants completed predesigned questionnaires with 4 parts: demographic data, knowledge, attitude, and practice regarding cervical cancer. Descriptive statistics were used for analysis in this study. RESULTS: The majority of participants were in the age group of 41-50 years old (42.6%) with senior secondary school level of education (32.1%), marriage status (85.0%), agricultural employment (59.6%), and family income between 6,000- 10,000 baht per month (54.3%). Some 63.4% and 68.7% participants had high knowledge and moderate level of attitudes regarding CC, while 41.1%, 48.7%, and 10.2% had neem regularly, irregularly or never screened for CC, respectively. The main reasons for not screening were were shyness (44.4%) and no time (55.6%). Vaginal discharge and itching were the common signs and symptoms of participants who were screened at a health promotion hospital of sub-district. CONCLUSIONS: CC is still a health problem in the rural community. Therefore, health education is required, particularly for those who have never undergone screening.


Asunto(s)
Conocimientos, Actitudes y Práctica en Salud , Neoplasias del Cuello Uterino/prevención & control , Neoplasias del Cuello Uterino/psicología , Adulto , Estudios Transversales , Detección Precoz del Cáncer/psicología , Femenino , Humanos , Tamizaje Masivo/psicología , Persona de Mediana Edad , Población Rural , Encuestas y Cuestionarios , Tailandia , Población Urbana , Frotis Vaginal/psicología
14.
J Med Assoc Thai ; 99 Suppl 7: S144-50, 2016 10.
Artículo en Inglés | MEDLINE | ID: mdl-29901974

RESUMEN

Background: Cholangiocarcinoma (CCA) is a bile duct cancer. It includes intra-and extra-hepatic bile duct. It is most commonly found in Thailand particularly in the northeast and north region. Those regions have been reported as the highest of incident of the world. Objective: Primary car interven in the risk areas of CCA among population in Nakhon Ratchasima province,Thailand. Material and Method: A community-based study was conducted among three districts of Nakhon Ratchasima province, Thailand including Bua Yai, Chum Phuang, and Mueang Yang district between July and December 2015. Mix method was used in this study that included cross-sectional survey, action research, and application of Geographic Information System. The study was composed of five steps, develop Korat CCA network, CCA screening by using Korat CCA verbal screening test, detection of liver fluke and CCA in the population at risk by using Kato Katz thick smear technique and ultrasonography, health behavior modification, and development of Geographic Information System for CCA database. Results: Three hundred fifty five participants were tested for liver fluke infection and the infection rate was found to be 2.25%. Eight cases from 88 participants at risk had a dilated bile duct. Populations at risk in each district were selected for health modification briefing that used the social engagement model. Seven community rules were agreed, cooked fish consumption, stop under-cooked fish, hygienic defecation, CCA campaign, food safety club, annual health check, an ongoing monitoring by village health volunteer and local public health officer. Conclusion: Infection in Nakhon Ratchasima is high. A community briefing and rules were agreed. A geovisual display of the population at risk for CCA is now available.


Asunto(s)
Neoplasias de los Conductos Biliares/prevención & control , Colangiocarcinoma/prevención & control , Fasciola hepatica , Prevención Primaria/organización & administración , Adulto , Animales , Neoplasias de los Conductos Biliares/patología , Conductos Biliares Intrahepáticos , Colangiocarcinoma/patología , Estudios Transversales , Bases de Datos Factuales , Femenino , Estudios de Seguimiento , Conductas Relacionadas con la Salud , Humanos , Masculino , Persona de Mediana Edad , Pronóstico , Tailandia/epidemiología
15.
Asian Pac J Cancer Prev ; 16(16): 6825-30, 2015.
Artículo en Inglés | MEDLINE | ID: mdl-26514452

RESUMEN

Opisthorchis viverrini is remains a public health problem in Thailand, particularly in the northeast and north regions which have the highest incidences of chonalgiocarcinoma (CCA). O. viverrini causes the disease opithorchiasis, and its has been classified as a group 1 biological carcinogen. Humans, dogs, and cats become infected with O. viverrini by ingesting raw or undercooked fish containing infective metacercariae. The first human cases of O. viverrini infection were reported in Thailand 100 years ago, and it's still a problem at the community level. Based on data for the year 2009, more than 6 million people were infected with O. viverrini. Associated medical care and loss of wages in Thailand costs about $120 million annually. This review highlights the current status of O. viverrini infection in communities of Thailand through active surveillance for the five years period from 2010 and 2015. A total of 17 community-based surveys were conducted, most in the northeast region. Some 7 surveys demonstrated a high prevalence over 20%, and the highest was 45.7%. Most commonly infection was found in age group of 35 years and older, males, and agricultural workers. Although, the national prevalence may be decreasing but the results show that the O. viverrini infection is still high in communities of the northeast region. Therefore, the focus in populations living in northeast Thailand should be screening of infection and changing their eating behavior.


Asunto(s)
Neoplasias de los Conductos Biliares/parasitología , Colangiocarcinoma/parasitología , Estadios del Ciclo de Vida , Opistorquiasis/epidemiología , Opistorquiasis/transmisión , Opisthorchis/crecimiento & desarrollo , Animales , Humanos , Opistorquiasis/complicaciones , Prevalencia , Tailandia/epidemiología
16.
Asian Pac J Cancer Prev ; 16(18): 8079-83, 2015.
Artículo en Inglés | MEDLINE | ID: mdl-26745042

RESUMEN

Metformin is an oral anti-hyperglycemic agent, which is the most commonly prescribed medication in the treatment of type-2 diabetes mellitus. It is purportedly associated with a reduced risk for various cancers, mainly exerting anti-proliferation effects on various human cancer cell types, such as pancreas, prostate, breast, stomach and liver. This mini-review highlights the risk and benefit of metformin used for cholangiocarcinoma (CCA) prevention and therapy. The results indicated metformin might be a quite promising strategy CCA prevention and treatment, one mechanism being inhibition of CCA tumor growth by cell cycle arrest in both in vitro and in vivo. The AMPK/mTORC1 pathway in intrahepatic CCA cells is targeted by metformin. Furthermore, metformin inhibited CCA tumor growth via the regulation of Drosha-mediated expression of multiple carcinogenic miRNAs. The use of metformin seems to be safe in patients with cirrhosis, and provides a survival benefit. Once hepatic malignancies are already established, metformin does not offer any therapeutic potential. Clinical trials and epidemiological studies of the benefit of metformin use for CCA should be conducted. To date, whether metformin as a prospective chemotherapeutic for CCA is still questionable and waits further atttention.


Asunto(s)
Neoplasias de los Conductos Biliares/tratamiento farmacológico , Conductos Biliares Intrahepáticos/efectos de los fármacos , Colangiocarcinoma/tratamiento farmacológico , Hipoglucemiantes/uso terapéutico , Metformina/uso terapéutico , Animales , Humanos
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