126 research outputs found

    Multiorgan involvement of Behcet's disease in a young woman

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    Behcet's disease is a rare disorder of unknown etiology that is classified as a systemic vasculitis. The prevalence of the disease is high in countries in the Far East, Mediterranean Basin, and East Asia. Thus, it is also known as the Silk Road Disease. Behcet's disease is characterized by recurrent oral aphthous ulcers, genital sores, and ocular lesions. However, it can present with severe clinical manifestations as a result of cardiovascular system, central nervous system, and gastrointestinal tract involvement. The disease causes serious complications, morbidity, and mortality, especially in male patients with early age onset. Here we present a rare case of Behcet's disease exhibiting multiple organ involvement in a 26-year-old Caucasian female

    Evaluation of the relationship between rosacea cutaneous subtype and meibography findings

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    Acne rosacea (AR) is a chronic inflammatory skin disease that can cause serious ocular complications. This study was designed to evaluate dry eye disease (DED) and meibomian gland dysfunction (MGD) in AR patients and to investigate the relationship between the cutaneous subtype of AR and ocular involvement. Materials and Methods: This study included 67 participants with AR and 50 healthy individuals. Patients diagnosed with 3 cutaneous subtypes were examined: erythematotelangiectatic rosacea (ETR), papulopustular rosacea (PPR), and phymatous rosacea (PR). An ophthalmatological examination was performed that included an evaluation of lid margin alterations due to meibomian gland (MG) obstruction, Ocular Surface Disease Index assessment, tear film break-up time testing, Schirmer testing, and a corneal conjunctival fluorescein staining assessment. Meibography was used to evaluate the upper and lower lids for MG loss. Results: Findings in the AR group revealed MGD in 45.5% and DED in 28.1%. The meibomian gland loss rate (MGLR) was 38.7±16.9% and the meibomian gland loss grade (MGLG) was 1.57±0.82%. The rate of MGLR and MGLG was significantly greater in the AR group than in the control group (p<0.001). PPR was seen in 59.7% of the 67 patients, ETR in 29.9%, and PR in 13.4%. A comparison of the MGD, MGLR, MGLG, and presence of DED in the 3 cutaneous subtype groups yielded statistically insignificant results. Conclusion: AR can affect MG morphology, which may result in MGD or DED. Though we did not find a significant difference in the ocular findings by subgroup, ocular involvement is a recognized risk in AR. Ophthalmologists and dermatologists should cooperate in the evaluation of AR patients. Additional studies to further examine the effects in subtype groups are recommended

    Akut allerjik rinitli hastalarda lokal sempatik sistem disfonksiyonunu gösteren lokal sempatik deri yanıtları testi’nin elektrofizyolojik çalışması

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    Introduction: In this study, we aimed to investigate sympathetic nervous system functions by local sympathetic skin responses of the nasal septum in patients with acute allergic rhinitis.Material and Methods: Eighty-five patients who were diagnosed as acute allergic rhinitis according to medical history and otorhinolaryngological examination with positive allergy evaluations via skin prick testing and 50 healthy subjects were included to the study. Sympathetic skin responses of the nasal septum were recorded in patients and in the control groups, and sympathetic skin response latencies and amplitudes were compared between groups.Results: The mean value of sympathetic skin response latencies was significantly longer in the patient group than that of the control group (p<0.001). In addition, mean value of sympathetic skin response amplitudes was significantly lower in the patient group than the control group (p<0.001).Conclusion: Our study is the first which electrophysiologically evaluated the local sympathetic nervous functions that shows objective evidence of local sympathetic nervous system dysfunction. This way to access local sympathetic nervous system dysfunction would be helpful in deciding patients' treatment

    Prediction of marketing live weights in hair goat kids using artificial neural network

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    In this study, marketing live weights (120th day) were predicted using artificial neural network model according to the herd, gender, birth type, maternal age, birth weight, body weight at 60th day and weaning weight (90th day) measurements of 12983 hair goat kids born between 2018-2021 years. Artificial neural networks (ANN) have been frequently used as an alternative to classical regression analysis in recent years, especially in future estimation studies in the field of livestock, and also in many different fields. In this study, it was aimed to predict the marketing weights of hair goats according to the holding, gender, birth type, maternal age, birth, 60th day and weaning weights with the ANN model. For this purpose, the multi-layer feed-forward backpropagation algorithm the ANN model, in which the number of hidden layers is one and the numbers of hidden neurons are three, was used. This model performance metrics were obtained for training set as 0.98, 0.62 and 0.55; for validation set as 0.97, 0.62 and 0.55, respectively. According to these results, it was determined that ANN can be used successfully in terms of estimation of marketing live weight in Hair goat kids. Estimating the marketing weight will enable the economic cost calculations to be obtained from kids to be evaluated both based on Turkey and on the farm basis, and to reveal future projections

    Blastocystis: A mysterious member of the gut microbiome

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    Blastocystis is the most common gastrointestinal protist found in humans and animals. Although the clinical significance of Blastocystis remains unclear, the organism is increasingly being viewed as a commensal member of the gut microbiome. However, its impact on the microbiome is still being debated. It is unclear whether Blastocystis promotes a healthy gut and microbiome directly or whether it is more likely to colonize and persist in a healthy gut environment. In healthy people, Blastocystis is frequently associated with increased bacterial diversity and significant differences in the gut microbiome. Based on current knowledge, it is not possible to determine whether differences in the gut microbiome are the cause or result of Blastocystis colonization. Although it is possible that some aspects of this eukaryote’s role in the intestinal microbiome remain unknown and that its effects vary, possibly due to subtype and intra-subtype variations and immune modulation, more research is needed to characterize these mechanisms in greater detail. This review covers recent findings on the effects of Blastocystis in the gut microbiome and immune modulation, its impact on the microbiome in autoimmune diseases, whether Blastocystis has a role like bacteria in the gut–brain axis, and its relationship with probiotics
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