33 research outputs found

    Reactive Statistical Mapping: Towards the Sketching of Performative Control with Data

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    Part 1: Fundamental IssuesInternational audienceThis paper presents the results of our participation to the ninth eNTERFACE workshop on multimodal user interfaces. Our target for this workshop was to bring some technologies currently used in speech recognition and synthesis to a new level, i.e. being the core of a new HMM-based mapping system. The idea of statistical mapping has been investigated, more precisely how to use Gaussian Mixture Models and Hidden Markov Models for realtime and reactive generation of new trajectories from inputted labels and for realtime regression in a continuous-to-continuous use case. As a result, we have developed several proofs of concept, including an incremental speech synthesiser, a software for exploring stylistic spaces for gait and facial motion in realtime, a reactive audiovisual laughter and a prototype demonstrating the realtime reconstruction of lower body gait motion strictly from upper body motion, with conservation of the stylistic properties. This project has been the opportunity to formalise HMM-based mapping, integrate various of these innovations into the Mage library and explore the development of a realtime gesture recognition tool

    A rare case of sarcoidosis involving the middle turbinates: an incidental diagnosis

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    BACKGROUND: Sarcoidosis is a chronic, systemic granulomatous disease of unknown etiology that features noncaseating granulomas in many body regions. Sinonasal involvement is rare but is also suspected to be underreported. CASE PRESENTATION: We present the case of a 39-year-old woman who was incidentally diagnosed with isolated sarcoidosis involving the middle turbinates. Histopathologic examination of resected concha bullosa material and an extensive panel of diagnostic tests revealed a diagnosis of isolated sarcoidosis. Since no systemic manifestations were detected, topical corticosteroid (nasal spray) was administered in the postoperative period. Throughout the 12 months after surgery, the patient remained free of symptoms and all nasal endoscopy examinations were normal. CONCLUSION: Although isolated nasal involvement of sarcoidosis is rare, otorhinolaryngologists should consider this condition in a differential diagnosis for sinonasal complaints

    Demographic characteristics and risk factors in Turkish patients with anogenital warts

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    Anogenital warts (AGW) are one of the most common sexually transmitted diseases worldwide. The determination of groups vulnerable to contracting anogenital warts (AGW) leads to the development of policies for disease control and of prevention programs. The aim of our study was to investigate the demographical features and risk factors of Turkish patients with AGW. This study included 200 patients with AGW and 200 healthy individuals as a control group. The age, gender, education and marital status, age of first sexual intercourse, number of sexual partners, sexual orientation, and smoking status were recorded in both groups. In this study, 88\% of the patients were male, and 12\% were female. The mean age of the patients was 35.21 +/- 0.77 years, and the majority of patients were below 35 years old (63\%). Furthermore, 46.0\% of the patients were educated at the university level, and 33.5\% had graduated high school. No significant differences were found based on sexual orientation or condoms between the patient and control groups. In the patient group, the mean age of first sexual intercourse was significantly earlier, and the number of single individuals and sexual partners were significantly higher. Also, 61\% of the patients were current smokers, which was significantly higher than the control group. The duration of smoking and the duration of AGW were found to be correlated. All patients were tested for anti-HIV antibodies, and only one patient was found to be infected. AGW were more common in patients younger than 35 years old, among men, and among those who had graduated from high school or university. Early age of first sexual intercourse, a high number of sexual partners, being single, and smoking were also risk factors for the development of anogenital warts. (C) 2015 King Saud Bin Abdulaziz University for Health Sciences. Published by Elsevier Limited. All rights reserved

    Hepatitis B vaccination response of treatment-naive patients with juvenile idiopathic arthritis.

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    To evaluate the vaccine response of treatment-naive juvenile idiopathic arthritis (JIA) patients who were fully vaccinated against Hepatitis B Virus (HBV) and then compare their antibody status with healthy controls. In this multicenter study, initial visit hepatitis B surface antigen (HbsAg) and anti-hepatitis B surface antibody (anti-Hbs) titers of 262 treatment-naive JIA patients who were followed up regularly between May 2015 and October 2019 were evaluated retrospectively from patients' medical records and compared with 276 healthy peers. Both HbsAg and anti-Hbs antibody titers were tested by the ELISA technique. Anti-HBs titers >= 10 IU/L were considered as reactive indicating seroprotection against HBV. In the JIA group, seropositivity rate was 59.1% while 72.9% of the control group were immune against HBV (p = 0.002). The median titer for anti-Hbs was 14 (range: 0-1000) IU/L in the patient group and 43.3 (range: 0-1000) IU/L in the control group (p = 0.01). Neither JIA patients nor healthy controls were positive for HbsAg. Patients with JIA vaccinated according to the national vaccination schedule were evaluated at their first visit in pediatric rheumatology outpatient clinics for anti-Hbs presence and it was found that they have lesser seroprotectivity than their age and sex-matched routinely vaccinated, healthy peers. So, to complete missing vaccines and booster vaccine doses, assessing the immune status of the patients at the time of diagnosis against HBV should be in the check-list of physicians dealing with pediatric rheumatic diseases

    Evaluation of a metal artifact reduction algorithm and an optimization filter in the estimation of peri-implant dehiscence defects by using cone beam computed tomography: An in-vitro study

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    Objectives: The aim of this study was to assess the effect of a metal artifact reduction (MAR) algorithm and the adaptive image noise optimizer (AINO) optimization filter in the detection of peri-implant dehiscences with cone beam computed tomography (CBCT). Study Design: Nine implants (3 zirconium, 3 titanium, and 3 zirconium-titanium) were placed in 3 sheep heads. Dehiscences were created on the buccal and lingual/palatal surfaces. A total of 9 defects and 9 controls with no defects were evaluated by 3 observers. Each sheep head was scanned 5 times with 4 scan modes; (1) without MAR/without AINO; (2) with MAR/without AINO; (3) without MAR/with AINO; and (4) with MAR/with AINO. Receiver operating characteristic analysis and weighted kappa coefficients were used to calculate diagnostic efficacy and intra- and interobserver agreements for each implant type and scan mode. Results: For all implant types, dehiscences were most accurately detected when both MAR and AINO were applied (P ≤.045). Detection of dehiscences was more accurate with titanium implants (P ≤.040). There were no significant differences in agreement among and between the observers. Conclusions: The use of both MAR and AINO enhanced the detection accuracy of artificially created dehiscences in proximity to implants. Their combined use is recommended for detecting peri-implant dehiscences

    Intracranial Hemorrhage Due To Vitamin K Deficiency in Infancy: Clinical and Radiological Findings

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    WOS: 000264808100004This retrospective study presents clinical and radiological findings and outcomes of 25 infants with intracranial hemorrhage due to vitamin K deficiency and evaluates the risk factors. Two of the infants (8%) were classical type and the others were late onset. Of the patients, 18 (72%) were male and 7 (28%) were female. Twenty four infants (96%) were being fed exclusively on breast milk. Eighteen of them (72%) had not received vitamin K prophylaxis at birth. The most disabling clinical symptoms were vomiting (44%) and convulsions (40%). The most common presentations were bulging fontanel (40%) and paleness (40%). Eleven patients (44%) showed intracranial hemorrhages at more than one site. Intraparenchymal hemorrhage was the commonest (68%) type of hemorrhage. Twelve of cases (57%) were developmentally normal. Mortality rate was 8%. Late type is frequently associated with intracranial hemorrhage particularly intraparenchymal. Lack of administration of vitamin K at birth to breastfeed babies is the most important risk factor for intracranial hemorrhage

    Leflunomide treatment in juvenile idiopathic arthritis.

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    Juvenile idiopathic arthritis is the most common chronic rheumatic disease of childhood resulting in disability in untreated cases. Disease modifying anti-rheumatic drugs form the first-line treatment in JIA. However, the data about leflunomide (LFN) in treatment of JIA is limited. We reviewed the medical files of JIA patients who were followed-up regularly and had received LFN. A total of 38 patients were included to the study. Among them, 24 had oligoarticular JIA, eleven had polyarticular JIA, two had ERA and one had psoriatic arthritis. 36 were initially treated with methotrexate and two patients diagnosed with ERA were treated with sulfasalazine. Sulfasalazine treatment was switched to LFN due to inadequate response at the 3rd month of therapy. Methotrexate was ceased due to gastrointestinal intolerance in 36 patients. Of these 36 patients, 19 patients had either low disease activity (n = 13) or remission (n = 6). LFN was administered to 13 patients with low disease activity. During the follow-up of the six patients in remission, relapse ensued and LFN treatment was started. The remaining 17 patients had moderate (n = 10) or high (n = 7) disease activity requiring biologic agents. But due to inadequate response to biologic agents, LFN was added to the therapy. All of the patients were clinically inactive at the last visit. Only two adverse events resolving within 2 weeks were noted (Lymphopenia = 1, elevated liver enzymes = 1). LFN may be an alternative therapy in case of MTX intolerance or toxicity
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