182 research outputs found

    Spatial analyses of archaeobotanical record reveal site uses and activities at Early to Middle Holocene Takarkori (Libya, Central Sahara)

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    This study investigates botanical remains from the Takarkori site in the Tadrart Acacus region (SW Libya) to reconstruct socio-economic and cultural characteristics of human groups during the Holocene. By analyzing micro- and macrofossils of plant origin, we aim to understand the availability and management of environmental resources and how plant taxa were used by humans. The exceptional preservation of archaeobotanical material across all occupation levels, facilitated by the region’s geomorphological and environmental conditions, provides a unique opportunity to study pre-Pastoral and Pastoral Neolithic activities within a comprehensive diachronic framework. Our research extends previous investigations by examining the spatial distribution of archaeobotanical remains in association with site furniture and material correlates, offering insights into the functional use of space within the site. Also, the features of plant assemblages and their distribution patterns indicate the planning in the use of plant resources and the diverse uses beyond subsistence, including ritual and cultural practices. The findings contribute to a deeper understanding of Holocene environmental and cultural dynamics, highlighting the importance of archaeobotanical data in archaeological research

    Outcome following a short period of adalimumab dose escalation as rescue therapy in psoriatic patients

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    Background: Advances in biologic treatments have led to a new therapeutic frontier for moderate-to-severe psoriasis. Nevertheless, the efficacy of anti-TNFα decreases with time, requiring adjustments to maintain valuable Psoriasis Area and Severity Index (PASI) and Dermatology Life Quality Index (DLQI) responses. Objectives: To evaluate the efficacy and safety of adalimumab dose escalation (40 mg, subcutaneous, once a week for 24 weeks) in psoriatic adult patients with secondary loss of response (PASI ≥50 to ≤75 or PASI≥75 and DLQI ≥5). Materials and Methods: A multicentre, observational study involving different Italian third-level referral centres for psoriasis enrolled a total of 64 adult patients with moderate-to-severe psoriasis who were treated with adalimumab and experienced a secondary loss of response. Primary end-points were PASI< 75 or PASI ≥50 to ≤ 75 with DLQI ≤ 5, and the secondary end-point was the ability to maintain a therapeutic response, resuming adalimumab every other week. Results: At Week 16 and Week 24, 29/64 (45.3%) and 35/64 (54.6%) responded based on PASI, and mean DLQI was 4.9 and 4.09, respectively. At Week 36 and Week 48, 45.3% and 28.1% patients achieved the second end-point, respectively. No adverse events were recorded except for one patient with recurrent tonsillitis. Conclusion: Adalimumab escalation could be considered in cases with loss of response before switching to alternative biologic therapy

    Safety of occasional ingestion of gluten in patients with celiac disease: a real-life study

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    Background Gluten-free diet (GFD) decreases the quality of life of celiac disease (CD) patients, who frequently ask to occasionally ingest gluten-containing food. We evaluated CD patients reporting voluntary and occasional transgressions to their GFD. Methods From October 2017 to September 2018, the patients reporting occasional and voluntary gluten ingestion (GFD-noncompliant) were prospectively enrolled. These patients underwent clinical examination, blood tests, duodenal biopsy, capsule enteroscopy (CE), and a validated food-frequency questionnaire (FFQ) assessing the frequency and quantity of gluten intake. Mortality was calculated and compared to the general population. A group of patients on strict GFD (GFD-adherent) acted as controls. Results One thousand three hundred seventy-eight CD patients were evaluated during the study period. One hundred nine (8%) reported occasional (weekly or monthly) voluntary ingestion of gluten. The mean gluten intake was 185.2 +/- 336.9 g/year, and the duration of their incorrect GFD was 8.6 +/- 6.9 years. Among the noncompliant patients, 57% did not present any histological alteration; furthermore, the Marsh score profile was not different between compliant and noncompliant patients. Seventy percent did not present any alteration at CE. Seventy-five percent of patients reported no gastrointestinal symptoms after gluten ingestion. Twenty-three percent of patients in the GFD-noncompliant group presented positive tTG-IgA. No association was found between gluten intake, clinical symptoms, and biomarkers. Mortality was not different between the groups and the general population. Conclusions Our results are that in a real-life scenario, a group of CD patients on long-term gluten intake showed no significant clinical symptoms or small bowel damage, thus suggesting that a degree of tolerance towards gluten consumption can be reached

    TOpic: rare and special cases, the real "Strange cases"

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    Introduction: The bladder hernia represents approximately 1-3% of all inguinal hernias, where patients aged more than 50 years have a higher incidence (10%). Many factors contribute to the development of a bladder hernia, including the presence of a urinary outlet obstruction causing chronic bladder distention, the loss of bladder tone, pericystitis, the perivesical bladder fat protrusion and the obesity

    Narrative review on the management of moderate-severe atopic dermatitis in pediatric age of the Italian Society of Pediatric Allergology and Immunology (SIAIP), of the Italian Society of Pediatric Dermatology (SIDerP) and of the Italian Society of Pediatrics (SIP)

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    Currently, there are a few detailed guidelines on the overall management of children and adolescents with moderate-severe atopic dermatitis. AD is a complex disease presenting with different clinical phenotypes, which require an individualized and multidisciplinary approach. Therefore, appropriate interaction between primary care pediatricians, pediatric allergists, and pediatric dermatologists is crucial to finding the best management strategy. In this manuscript, members of the Italian Society of Pediatric Allergology and Immunology (SIAIP), the Italian Society of Pediatric Dermatology (SIDerP), and the Italian Society of Pediatrics (SIP) with expertise in the management of moderate-severe atopic dermatitis have reviewed the latest scientific evidence in the field. This narrative review aims to define a pathway to appropriately managing children and adolescents with moderate-severe atopic dermatitis

    Narrative review on the management of moderate-severe atopic dermatitis in pediatric age of the Italian Society of Pediatric Allergology and Immunology (SIAIP), of the Italian Society of Pediatric Dermatology (SIDerP) and of the Italian Society of Pediatrics (SIP)

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    Currently, there are a few detailed guidelines on the overall management of children and adolescents with moderate-severe atopic dermatitis. AD ​​is a complex disease presenting with different clinical phenotypes, which require an individualized and multidisciplinary approach. Therefore, appropriate interaction between primary care pediatricians, pediatric allergists, and pediatric dermatologists is crucial to finding the best management strategy. In this manuscript, members of the Italian Society of Pediatric Allergology and Immunology (SIAIP), the Italian Society of Pediatric Dermatology (SIDerP), and the Italian Society of Pediatrics (SIP) with expertise in the management of moderate-severe atopic dermatitis have reviewed the latest scientific evidence in the field. This narrative review aims to define a pathway to appropriately managing children and adolescents with moderate-severe atopic dermatitis

    Secukinumab shows high efficacy irrespective of HLA-Cw6 status in patients with moderate-to-severe plaque-type psoriasis: SUPREME study

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    Background: Understanding genetic variations is important in predicting treatment response and forms the basis for identifying new pharmacogenetic and pharmacogenomic targets for psoriasis treatment. There are limited data on the efficacy of secukinumab in relation to genetic markers. Objectives: To evaluate the efficacy and safety of secukinumab 300 mg in HLA-Cw6-positive (Cw6-POS) and HLA-Cw6-negative (Cw6-NEG) patients with moderate-to-severe chronic plaque-type psoriasis. Methods: SUPREME was a 24-week, phase IIIb study with an extension period up to 72 weeks. Primary end point was Psoriasis Area Severity Index (PASI) 90 response rate after 16 weeks. Results: In total, 434 patients were recruited: 185 (42\ub76%) were Cw6-POS and 246 (56\ub77%) were Cw6-NEG (three not assessed). Mean \ub1 SD age was 45\ub72 \ub1 13\ub72 years (Cw6-POS 42\ub77 \ub1 13\ub71; Cw6-NEG 47\ub72 \ub1 12\ub79). The baseline PASI score was comparable between the cohorts [Cw6-POS 20\ub77 \ub1 8\ub799; Cw6-NEG 21\ub75 \ub1 9\ub799 (P = 0\ub7777)]. At week 16, PASI 90 was achieved in 80\ub74% of Cw6-POS and 79\ub77% of Cw6-NEG patients (difference 0\ub776; 95% confidence interval 127\ub704 to 8\ub723). No differences in absolute PASI at week 16 (Cw6-POS 1\ub736 \ub1 3\ub758; Cw6-NEG 1\ub718 \ub1 2\ub729) were observed. The overall safety profile of secukinumab was consistent with that previously reported. No statistically significant difference was detected in the rate of treatment-emergent adverse events [Cw6-POS 42\ub77%; Cw6-NEG 49\ub76% (P = 0\ub7295)]. A high PASI 90 response was achieved with secukinumab with a fast reduction in absolute PASI. Conclusions: Determination of HLA-Cw6 status for secukinumab therapy is unnecessary, as it is highly effective regardless of HLA-Cw6 status
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