scholarly journals Peri-Implant Diseases and Gastrointestinal Diseases

2021 ◽  
Vol 16 (Supp. 1) ◽  
pp. 1-4
Author(s):  
Utmi Arma ◽  
Nadhifah Salsabila

Peri-implant diseases are serious problems that plagues today’s dentistry, both in terms of therapy and epidemiology. With the expansion of implantology practice and the increasing number of implants placed annually, the frequency of peri-implant diseases has greatly expanded. The clinical manifestations, in the absence of a globally established classification, are peri-implant mucositis and peri-implantitis, the counterparts of gingivitis and periodontitis, respectively. However, many doubts remain about their features. Official diagnostic criteria, globally recognised by the dental community, have not yet been introduced. The review presented possible association between gastrointestinal diseases and peri-implant diseases. Previous studies had revealed the association with significantly higher levels of bacteria in patient’s gastrointestinal disease at either gingivitis or in periodontitis site. Additionally, pathogenesis of the periodontitis is similar to peri-implant diseases.

Children ◽  
2021 ◽  
Vol 8 (2) ◽  
pp. 77
Author(s):  
Katerina Sdravou ◽  
Elpida Emmanouilidou-Fotoulaki ◽  
Athanasia Printza ◽  
Elias Andreoulakis ◽  
Athanasios Evangeliou ◽  
...  

Parental feeding practices and mealtime routine significantly influence a child’s eating behavior. The aim of this study was to investigate the mealtime environment in healthy children and children with gastrointestinal diseases. We conducted a cross-sectional case–control study among 787 healthy, typically developing children and 141 children with gastrointestinal diseases, aged two to seven years. Parents were asked to provide data on demographics and describe their mealtime environment by answering to 24 closed-ended questions. It was found that the majority of the children had the same number of meals every day and at the same hour. Parents of both groups exerted considerable control on the child’s food intake by deciding both when and what their child eats. Almost one third of the parents also decided how much their child eats. The two groups differed significantly in nine of the 24 questions. The study showed that both groups provided structured and consistent mealtime environments. However, a significant proportion of children did not control how much they eat which might impede their ability to self-regulate eating. The presence of a gastrointestinal disease was found to be associated with reduced child autonomy, hampered hunger cues and frequent use of distractions during meals.


2021 ◽  
Vol 26 (3) ◽  
pp. 20-26
Author(s):  
Vicki Baldrey

Hamsters are popular pets in the UK. The Syrian or Golden hamster (Mesocricetus auratus) is the best known species in the pet trade, with a variety of dwarf species also encountered. Gastrointestinal disease occurs frequently, and diarrhoea is a common presenting complaint. This is most often associated with bacterial or parasitic infection, but can also be related to neoplasia or the use of certain antibiotics. Initial stabilisation of the hamster with diarrhoea should include provision of a warm stress-free environment, fluid therapy, nutritional support with an appropriate critical care diet and analgesia. Following a full history and clinical examination, further diagnostic steps include faecal parasitology and microbiology, routine biochemistry and haematology, radiography with or without positive contrast, and abdominal ultrasound. Indications for surgery include evidence of intestinal obstruction or prolapsed intussusception. This article gives an overview of the most common gastrointestinal diseases encountered in hamster species and provides a guide of how to logically approach the investigation and treatment of these cases, achievable in general practice.


Cells ◽  
2021 ◽  
Vol 10 (6) ◽  
pp. 1331
Author(s):  
Alexane Ollivier ◽  
Maxime M. Mahe ◽  
Géraldine Guasch

The gastrointestinal tract is a continuous series of organs from the mouth to the esophagus, stomach, intestine and anus that allows digestion to occur. These organs are frequently associated with chronic stress and injury during life, subjecting these tissues to frequent regeneration and to the risk of developing disease-associated cancers. The possibility of generating human 3D culture systems, named organoids, that resemble histologically and functionally specific organs, has opened up potential applications in the analysis of the cellular and molecular mechanisms involved in epithelial wound healing and regenerative therapy. Here, we review how during normal development homeostasis takes place, and the role of the microenvironmental niche cells in the intestinal stem cell crypt as an example. Then, we introduce the notion of a perturbed niche during disease conditions affecting the esophageal–stomach junction and the colon, and describe the potential applications of organoid models in the analysis of human gastrointestinal disease mechanisms. Finally, we highlight the perspectives of organoid-based regenerative therapy to improve the repair of the epithelial barrier.


2016 ◽  
Vol 18 (3(71)) ◽  
pp. 148-151
Author(s):  
A. Berezovskyi ◽  
T. Fotyna ◽  
L. Ulko ◽  
A. Nechyporenko ◽  
E. Tytov

The results of tests of samples of biological material from the calves with acute gastrointestinal diseases presents in the article. It was found that the occurrence and development of acute gastrointestinal diseases the leading role played by opportunistic bacteria association: S. aureus, S. saprophiticus, S. agalactiae, S. faecalis, S. pyogenes, E. coli, E. cloacae, C. jejuni, P. vulgaris, P. mirabilis, P. aeruginosa and K. Pneumoniae. Of the 632 examinations we studied 2,786 samples of biological material. Analysis of the results on our diagnostic work shows that acute gastrointestinal disease in calves caused by microbial associations. At acute gastrointestinal disease isolated pathogen E. coli – 21.0%. Coccoid microorganisms group also had significant representation. Thus, a biomaterial of 15.5% was allocated S. faecalis, at 11.6% was allocated pathogen S. aureus. Although to a lesser extent, but large office in the species spectrum of microorganisms by acute gastrointestinal diseases of calves occupied S. agalactiae – 4.8%, S. saprophiticus – 4.6%, S. pyogenes – 3.7%. Among the important place occupied microorganisms culture P. vulgaris – 8.5% of the total allocation of the samples. The average discharge frequency was characteristic for Campylobacter jejuni – 6.5% of cases.In analyzing the sensitivity of microorganisms isolated from calves with acute gastro–intestinal diseases to different groups of antibiotic drugs found that E. coli has a low sensitivity to antibiotics almost all studied groups. The largest number of selected crops susceptible to cephalosporins – 74.8%. Most of the isolated cultures weaklysensitive or insensitive to antibiotics studied by us. These data are an indication of the spread of antibiotic–resistant strains of microorganisms among newborn calves in the farms of Sumy and Chernihiv regions, which explains the low efficiency of antibiotic therapy. Highly active towards crop S. aureus, S. saprophiticus, S. agalactiae, S. faecalis, S. pyogenes, E. coli, E. cloacae, C. jejuni, P. vulgaris, P. mirabilis, P. aeruginosa, and K. pneumoniae were drug «Ceftioklin» and combined antibacterial agents. 


2020 ◽  
Vol 96 (1) ◽  
pp. 64-66
Author(s):  
Yoichi Sakurai ◽  
Hirofumi Suzuki ◽  
Michikazu Abe ◽  
Tomohisa Okaya ◽  
Isamu Sugano ◽  
...  

2018 ◽  
Vol 373 (1750) ◽  
pp. 20170217 ◽  
Author(s):  
Kathryn L. Fair ◽  
Jennifer Colquhoun ◽  
Nicholas R. F. Hannan

Gastrointestinal diseases are becoming increasingly prevalent in developed countries. Immortalized cells and animal models have delivered important but limited insight into the mechanisms that initiate and propagate these diseases. Human-specific models of intestinal development and disease are desperately needed that can recapitulate structure and function of the gut in vitro . Advances in pluripotent stem cells and primary tissue culture techniques have made it possible to culture intestinal epithelial cells in three dimensions that self-assemble to form ‘intestinal organoids'. These organoids allow for new, human-specific models that can be used to gain insight into gastrointestinal disease and potentially deliver new therapies to treat them. Here we review current in vitro models of intestinal development and disease, considering where improvements could be made and potential future applications in the fields of developmental modelling, drug/toxicity testing and therapeutic uses. This article is part of the theme issue ‘Designer human tissue: coming to a lab near you'.


2018 ◽  
Author(s):  
Lancer Naghdechi ◽  
Atef Bakhoum ◽  
Waguih William IsHak

In the Diagnostic and Statistical Manual of Mental Disorders, fifth edition (DSM-5), gender dysphoria (GD), previously known as gender identity disorder, is defined as distress or impairment in psychosocial, occupational, educational, or other areas of life due to a perceived disagreement between a person’s assigned gender, natal gender, and the gender currently experienced or expressed for at least 6 months. The DSM-5 mentions that one’s experienced gender may be outside of binary gender stereotypes. Diagnostic criteria are different for GD in children and in adolescents/adults. This review covers the definition, epidemiology, etiology/genetics, clinical manifestations, and studies/tests/treatments related to GD. Tables list the diagnostic criteria for GD and definitions of common terms. This review contains 2 tables and 30 references Key words: DSM-5, gender dysphoria, sexual reassignment surgery


Author(s):  
Qin Song ◽  
Yu-Jun Zheng ◽  
Jun Yang

Morbidity prediction can be useful in improving the effectiveness and efficiency of medical services, but accurate morbidity prediction is often difficult because of the complex relationships between diseases and their influencing factors. This study investigates the effects of food contamination on gastrointestinal-disease morbidities using eight different machine-learning models, including multiple linear regression, a shallow neural network, and three deep neural networks and their improved versions trained by an evolutionary algorithm. Experiments on the datasets from ten cities/counties in central China demonstrate that deep neural networks achieve significantly higher accuracy than classical linear-regression and shallow neural-network models, and the deep denoising autoencoder model with evolutionary learning exhibits the best prediction performance. The results also indicate that the prediction accuracies on acute gastrointestinal diseases are generally higher than those on other diseases, but the models are difficult to predict the morbidities of gastrointestinal tumors. This study demonstrates that evolutionary deep-learning models can be utilized to accurately predict the morbidities of most gastrointestinal diseases from food contamination, and this approach can be extended for the morbidity prediction of many other diseases.


2016 ◽  
Vol 43 (1-2) ◽  
pp. 15-28 ◽  
Author(s):  
Ilka M. Rosa ◽  
Ana Gabriela Henriques ◽  
Liliana Carvalho ◽  
Joana Oliveira ◽  
Odete A.B. da Cruz e Silva

Background/Aims: Diagnosing dementia is challenging in many primary care settings, given the limited human resources and the lack of current diagnostic tools. With this in mind, a primary care-based cohort was established in the Aveiro district of Portugal. Methods: A total of 568 participants were evaluated using cognitive tests and APOE genotyping. Results: The findings revealed a dementia prevalence of 12%. A strong correlation between increasing Clinical Dementia Rating (CDR) scores and education was clearly evident. Other highly relevant risk factors were activities of daily living (ADL), instrumental ADL, aging, depression, gender, the APOE ε4 allele, and comorbidities (depression as well as gastrointestinal, osteoarticular, and neurodegenerative diseases). A hitherto unreported, significant correlation between gastrointestinal disease and high CDR score was clearly observable. Conclusions: This study shows the merit of carrying out a dementia screening on younger subjects. Significantly, 71 subjects in the age group of 50-65 years were flagged for follow-up studies; furthermore, these cases with a potentially early onset of dementia were identified in a primary care setting.


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