1.Association Between Oral Microbiota and Gastrointestinal/Extra-Gastrointestinal Diseases
Do-Young PARK ; Young-Youn KIM ; Chang Kee KIM ; Inseong HWANG ; Jeong-Hoo LEE ; Jiyoung HWANG ; Ju-Yeong HWANG
The Korean Journal of Helicobacter and Upper Gastrointestinal Research 2024;24(4):319-326
Dental clinicians and researchers have recently recommended oral microbial examinations to more accurately diagnose and treat oral diseases, including periodontitis and dental caries. Theoretical and experimental evidence suggests that oral microbiota may also be associated with non-oral diseases, such as gastrointestinal and extra-gastrointestinal diseases. This review highlights studies demonstrating microbial alterations in the oral cavity associated with malignant tumors including gastric, colorectal, esophageal, and lung cancers, implying that these alterations may serve as early indicators for non-invasive diagnosis and risk assessment of cancer development. Furthermore, we addressed the implications of oral microbial co-occurrence with malignant tumors, such as Streptococcus anginosus, Fusobacterium nucleatum, and Veillonella parvula, which are recognized as tumor-enriched oral pathogens involved in the development and progression of cancers in the stomach, colon, and lungs, respectively. Notably, we explored the immune and inflammatory mechanisms underlying reciprocal interactions between oral microbiota and tumors, underscoring that targeting these mechanistic pathways can contribute to preventing cancer development.
2.Digital Health Literacy for People with Developmental Disabilities in South Korea: B arriers, Opportunities and Prospects
Gwanwook BANG ; Jiyoung HWANG ; Inhwan PARK ; So-Youn PARK
Health Communication 2024;19(1):71-79
Purpose:
: Health literacy, or the ability to find, understand, and use health information, is a key focus in South Korea’s ‘5th National Health Promotion Comprehensive Plan.’ However, despite South Korea’s high internet penetration, research on digital health information use among people with developmental disabilities is limited. This study assesses the current state of digital health literacy in this population.
Methods:
: A survey was conducted on the people with disabilities and people without disabilities. General digital health information was measured using an 8-item scale by Skinner (2006), and COVID-19-related health information was assessed with a 10-item tool developed by the research team. A total of 365 responses were analyzed, comprising people with physical disabilities (189), developmental disabilities (82), and those without disabilities (94). Data analysis was performed using SPSS version 28, including MANOVA and descriptive statistics.
Results:
: eHealth scores for individuals with developmental disabilities (24.6 ± 9.8) were significantly lower than those with physical disabilities (32.6 ± 7.9) and those without disabilities (33.9 ± 9.1). Similarly, Covid-eHealth scores were lower for individuals with developmental disabilities (24.6 ± 8.4) compared to those with physical disabilities (29.5 ± 6.8) and those without disabilities (31.3 ± 7.7). The differences in both cases were statistically significant (p < 0.001).
Conclusion
: This study represents the first comprehensive examination of digital health literacy among people with developmental disabilities in South Korea. The findings indicate that while this group has lower digital health literacy, appropriate education and support can improve their skills. This underscores the need for policies and support systems to ensure they can access and effectively use digital health information, especially as healthcare becomes more digital.
3.Association Between Oral Microbiota and Gastrointestinal/Extra-Gastrointestinal Diseases
Do-Young PARK ; Young-Youn KIM ; Chang Kee KIM ; Inseong HWANG ; Jeong-Hoo LEE ; Jiyoung HWANG ; Ju-Yeong HWANG
The Korean Journal of Helicobacter and Upper Gastrointestinal Research 2024;24(4):319-326
Dental clinicians and researchers have recently recommended oral microbial examinations to more accurately diagnose and treat oral diseases, including periodontitis and dental caries. Theoretical and experimental evidence suggests that oral microbiota may also be associated with non-oral diseases, such as gastrointestinal and extra-gastrointestinal diseases. This review highlights studies demonstrating microbial alterations in the oral cavity associated with malignant tumors including gastric, colorectal, esophageal, and lung cancers, implying that these alterations may serve as early indicators for non-invasive diagnosis and risk assessment of cancer development. Furthermore, we addressed the implications of oral microbial co-occurrence with malignant tumors, such as Streptococcus anginosus, Fusobacterium nucleatum, and Veillonella parvula, which are recognized as tumor-enriched oral pathogens involved in the development and progression of cancers in the stomach, colon, and lungs, respectively. Notably, we explored the immune and inflammatory mechanisms underlying reciprocal interactions between oral microbiota and tumors, underscoring that targeting these mechanistic pathways can contribute to preventing cancer development.
4.Association Between Oral Microbiota and Gastrointestinal/Extra-Gastrointestinal Diseases
Do-Young PARK ; Young-Youn KIM ; Chang Kee KIM ; Inseong HWANG ; Jeong-Hoo LEE ; Jiyoung HWANG ; Ju-Yeong HWANG
The Korean Journal of Helicobacter and Upper Gastrointestinal Research 2024;24(4):319-326
Dental clinicians and researchers have recently recommended oral microbial examinations to more accurately diagnose and treat oral diseases, including periodontitis and dental caries. Theoretical and experimental evidence suggests that oral microbiota may also be associated with non-oral diseases, such as gastrointestinal and extra-gastrointestinal diseases. This review highlights studies demonstrating microbial alterations in the oral cavity associated with malignant tumors including gastric, colorectal, esophageal, and lung cancers, implying that these alterations may serve as early indicators for non-invasive diagnosis and risk assessment of cancer development. Furthermore, we addressed the implications of oral microbial co-occurrence with malignant tumors, such as Streptococcus anginosus, Fusobacterium nucleatum, and Veillonella parvula, which are recognized as tumor-enriched oral pathogens involved in the development and progression of cancers in the stomach, colon, and lungs, respectively. Notably, we explored the immune and inflammatory mechanisms underlying reciprocal interactions between oral microbiota and tumors, underscoring that targeting these mechanistic pathways can contribute to preventing cancer development.
5.Digital Health Literacy for People with Developmental Disabilities in South Korea: B arriers, Opportunities and Prospects
Gwanwook BANG ; Jiyoung HWANG ; Inhwan PARK ; So-Youn PARK
Health Communication 2024;19(1):71-79
Purpose:
: Health literacy, or the ability to find, understand, and use health information, is a key focus in South Korea’s ‘5th National Health Promotion Comprehensive Plan.’ However, despite South Korea’s high internet penetration, research on digital health information use among people with developmental disabilities is limited. This study assesses the current state of digital health literacy in this population.
Methods:
: A survey was conducted on the people with disabilities and people without disabilities. General digital health information was measured using an 8-item scale by Skinner (2006), and COVID-19-related health information was assessed with a 10-item tool developed by the research team. A total of 365 responses were analyzed, comprising people with physical disabilities (189), developmental disabilities (82), and those without disabilities (94). Data analysis was performed using SPSS version 28, including MANOVA and descriptive statistics.
Results:
: eHealth scores for individuals with developmental disabilities (24.6 ± 9.8) were significantly lower than those with physical disabilities (32.6 ± 7.9) and those without disabilities (33.9 ± 9.1). Similarly, Covid-eHealth scores were lower for individuals with developmental disabilities (24.6 ± 8.4) compared to those with physical disabilities (29.5 ± 6.8) and those without disabilities (31.3 ± 7.7). The differences in both cases were statistically significant (p < 0.001).
Conclusion
: This study represents the first comprehensive examination of digital health literacy among people with developmental disabilities in South Korea. The findings indicate that while this group has lower digital health literacy, appropriate education and support can improve their skills. This underscores the need for policies and support systems to ensure they can access and effectively use digital health information, especially as healthcare becomes more digital.
6.Association Between Oral Microbiota and Gastrointestinal/Extra-Gastrointestinal Diseases
Do-Young PARK ; Young-Youn KIM ; Chang Kee KIM ; Inseong HWANG ; Jeong-Hoo LEE ; Jiyoung HWANG ; Ju-Yeong HWANG
The Korean Journal of Helicobacter and Upper Gastrointestinal Research 2024;24(4):319-326
Dental clinicians and researchers have recently recommended oral microbial examinations to more accurately diagnose and treat oral diseases, including periodontitis and dental caries. Theoretical and experimental evidence suggests that oral microbiota may also be associated with non-oral diseases, such as gastrointestinal and extra-gastrointestinal diseases. This review highlights studies demonstrating microbial alterations in the oral cavity associated with malignant tumors including gastric, colorectal, esophageal, and lung cancers, implying that these alterations may serve as early indicators for non-invasive diagnosis and risk assessment of cancer development. Furthermore, we addressed the implications of oral microbial co-occurrence with malignant tumors, such as Streptococcus anginosus, Fusobacterium nucleatum, and Veillonella parvula, which are recognized as tumor-enriched oral pathogens involved in the development and progression of cancers in the stomach, colon, and lungs, respectively. Notably, we explored the immune and inflammatory mechanisms underlying reciprocal interactions between oral microbiota and tumors, underscoring that targeting these mechanistic pathways can contribute to preventing cancer development.
7.Digital Health Literacy for People with Developmental Disabilities in South Korea: B arriers, Opportunities and Prospects
Gwanwook BANG ; Jiyoung HWANG ; Inhwan PARK ; So-Youn PARK
Health Communication 2024;19(1):71-79
Purpose:
: Health literacy, or the ability to find, understand, and use health information, is a key focus in South Korea’s ‘5th National Health Promotion Comprehensive Plan.’ However, despite South Korea’s high internet penetration, research on digital health information use among people with developmental disabilities is limited. This study assesses the current state of digital health literacy in this population.
Methods:
: A survey was conducted on the people with disabilities and people without disabilities. General digital health information was measured using an 8-item scale by Skinner (2006), and COVID-19-related health information was assessed with a 10-item tool developed by the research team. A total of 365 responses were analyzed, comprising people with physical disabilities (189), developmental disabilities (82), and those without disabilities (94). Data analysis was performed using SPSS version 28, including MANOVA and descriptive statistics.
Results:
: eHealth scores for individuals with developmental disabilities (24.6 ± 9.8) were significantly lower than those with physical disabilities (32.6 ± 7.9) and those without disabilities (33.9 ± 9.1). Similarly, Covid-eHealth scores were lower for individuals with developmental disabilities (24.6 ± 8.4) compared to those with physical disabilities (29.5 ± 6.8) and those without disabilities (31.3 ± 7.7). The differences in both cases were statistically significant (p < 0.001).
Conclusion
: This study represents the first comprehensive examination of digital health literacy among people with developmental disabilities in South Korea. The findings indicate that while this group has lower digital health literacy, appropriate education and support can improve their skills. This underscores the need for policies and support systems to ensure they can access and effectively use digital health information, especially as healthcare becomes more digital.
8.Association Between Oral Microbiota and Gastrointestinal/Extra-Gastrointestinal Diseases
Do-Young PARK ; Young-Youn KIM ; Chang Kee KIM ; Inseong HWANG ; Jeong-Hoo LEE ; Jiyoung HWANG ; Ju-Yeong HWANG
The Korean Journal of Helicobacter and Upper Gastrointestinal Research 2024;24(4):319-326
Dental clinicians and researchers have recently recommended oral microbial examinations to more accurately diagnose and treat oral diseases, including periodontitis and dental caries. Theoretical and experimental evidence suggests that oral microbiota may also be associated with non-oral diseases, such as gastrointestinal and extra-gastrointestinal diseases. This review highlights studies demonstrating microbial alterations in the oral cavity associated with malignant tumors including gastric, colorectal, esophageal, and lung cancers, implying that these alterations may serve as early indicators for non-invasive diagnosis and risk assessment of cancer development. Furthermore, we addressed the implications of oral microbial co-occurrence with malignant tumors, such as Streptococcus anginosus, Fusobacterium nucleatum, and Veillonella parvula, which are recognized as tumor-enriched oral pathogens involved in the development and progression of cancers in the stomach, colon, and lungs, respectively. Notably, we explored the immune and inflammatory mechanisms underlying reciprocal interactions between oral microbiota and tumors, underscoring that targeting these mechanistic pathways can contribute to preventing cancer development.
9.Cutaneous Metastasis of Renal Cell Carcinoma Presenting as Multiple Nodules: A Case Report
Dong Heon LEE ; Ho Eun GWAG ; So Yoon PARK ; Narang HONG ; Hyung Don KOOK ; Jiyoung AHN ; Mi Youn PARK ; Hye Jung JUNG
Korean Journal of Dermatology 2024;62(2):106-109
Renal cell carcinomas (RCC) account for 2.4% of all adult malignancies. RCC is known for its aggressive nature, with approximately one-third of patients presenting with metastasis at the time of diagnosis. Cutaneous metastasis is a rare presentation of this cancer. A 78-year-old male presented with numerous erythematous nodules of various sizes on the left flank, which he had had for a month. He had undergone a left partial nephrectomy for papillary RCC 3 years previously and had been receiving chemotherapy since surgery. Histopathology revealed papillary architecture with prominent atypical nucleoli throughout the dermis. Immunohistochemical findings were positive for CD10, cytokeratin 7, PAX-8, vimentin, and alpha-methylacyl-CoA racemase. These results led to a diagnosis of cutaneous metastases of papillary renal cell carcinoma. Papillary RCC rarely presents with cutaneous metastases.Because these lesions are easily accessible, cutaneous lesions in patients with risk factors for RCC should be excised and pathologically evaluated.
10.Association of coffee consumption with type 2 diabetes and glycemic traits:a Mendelian randomization study
Hyun Jeong CHO ; Akinkunmi Paul OKEKUNLE ; Ga-Eun YIE ; Jiyoung YOUN ; Moonil KANG ; Taiyue JIN ; Joohon SUNG ; Jung Eun LEE
Nutrition Research and Practice 2023;17(4):789-802
BACKGROUND/OBJECTIVES:
Habitual coffee consumption was inversely associated with type 2 diabetes (T2D) and hyperglycemia in observational studies, but the causality of the association remains uncertain. This study tested a causal association of genetically predicted coffee consumption with T2D using the Mendelian randomization (MR) method.
SUBJECTS/METHODS:
We used five single-nucleotide polymorphisms (SNPs) as instrumental variables (IVs) associated with habitual coffee consumption in a previous genome-wide association study among Koreans. We analyzed the associations between IVs and T2D, fasting blood glucose (FBG), 2h-postprandial glucose (2h-PG), and glycated haemoglobin (HbA1C) levels. The MR results were further evaluated by standard sensitivity tests for possible pleiotropism.
RESULTS:
MR analysis revealed that increased genetically predicted coffee consumption was associated with a reduced prevalence of T2D; ORs per one-unit increment of logtransformed cup per day of coffee consumption ranged from 0.75 (0.62–0.90) for the weighted mode-based method to 0.79 (0.62–0.99) for Wald ratio estimator. We also used the inverse-variance-weighted method, weighted median-based method, MR-Egger method, and MR-PRESSO method. Similarly, genetically predicted coffee consumption was inversely associated with FBG and 2h-PG levels but not with HbA1c. Sensitivity measures gave similar results without evidence of pleiotropy.
CONCLUSIONS
A genetic predisposition to habitual coffee consumption was inversely associated with T2D prevalence and lower levels of FBG and 2h-PG profiles. Our study warrants further exploration.

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