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A real-world evaluation of the effectiveness and Sufficiency of Current Emergency Department Preventative Strategies for Reducing Emergency Department revisits in a Canadian children's hospital: a retrospective cohort study. 加拿大一家儿童医院对当前急诊科预防策略在减少急诊科复诊方面的有效性和充分性进行的真实世界评估:一项回顾性队列研究。
IF 2.6 4区 医学
Allergy Asthma and Clinical Immunology Pub Date : 2024-06-25 DOI: 10.1186/s13223-024-00900-z
Tahereh Haji, Lynnette Lyzwinski, Cara Dhaliwal, Garvin Leung, Sandra Giangioppo, Dhenuka Radhakrishnan
{"title":"A real-world evaluation of the effectiveness and Sufficiency of Current Emergency Department Preventative Strategies for Reducing Emergency Department revisits in a Canadian children's hospital: a retrospective cohort study.","authors":"Tahereh Haji, Lynnette Lyzwinski, Cara Dhaliwal, Garvin Leung, Sandra Giangioppo, Dhenuka Radhakrishnan","doi":"10.1186/s13223-024-00900-z","DOIUrl":"10.1186/s13223-024-00900-z","url":null,"abstract":"<p><strong>Background: </strong>Despite asthma guidelines' recommended emergency department preventative strategies (EDPS), repeat asthma-related emergency department (ED) visits remain frequent.</p><p><strong>Methods: </strong>We performed a retrospective cohort study of children aged 1-17 years presenting with asthma to the Children's Hospital of Eastern Ontario (CHEO) ED between September 1, 2014 - August 31, 2015. EDPS was defined as provision of education on trigger avoidance and medication technique plus documentation of an asthma action plan, a prescription for an inhaled controller medication or referral to a specialist. Logistic regression was used to identify factors associated with receipt of EDPS. We further compared the odds of repeat presentation to the ED within the following year among children who had received EDPS versus those who had not.</p><p><strong>Results: </strong>1301 patients were included, and the mean age of those who received EDPS was 5.0 years (SD = 3.7). Those with a moderate (OR = 3.67, 95% CI: 2.49, 5.52) to severe (OR = 3.69, 95% CI: 2.50, 5.45) asthma presentation were most likely to receive EDPS. Receiving EDPS did not significantly reduce the adjusted odds of repeat ED visits, (OR = 0.82, 95% CI: 0.56, 1.18, p = 0.28).</p><p><strong>Conclusions: </strong>Patients with higher severity asthma presentations to the ED were more likely to receive EDPS, but this did not appear to significantly decrease the proportion with a repeat asthma ED visit. These findings suggest that receipt of EDPS in the ED may not be sufficient to prevent repeat asthma ED visits in all children.</p>","PeriodicalId":51302,"journal":{"name":"Allergy Asthma and Clinical Immunology","volume":"20 1","pages":"37"},"PeriodicalIF":2.6,"publicationDate":"2024-06-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11197375/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141452073","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Therapeutic potential of the topical recombinant human interleukin-1 receptor antagonist in guinea pigs with allergic rhinitis. 局部重组人白细胞介素-1 受体拮抗剂对豚鼠过敏性鼻炎的治疗潜力。
IF 2.7 4区 医学
Allergy Asthma and Clinical Immunology Pub Date : 2024-06-04 DOI: 10.1186/s13223-024-00893-9
Haibing Li, Chanjuan Di, Yanbing Xie, Yuexia Bai, Yongxue Liu
{"title":"Therapeutic potential of the topical recombinant human interleukin-1 receptor antagonist in guinea pigs with allergic rhinitis.","authors":"Haibing Li, Chanjuan Di, Yanbing Xie, Yuexia Bai, Yongxue Liu","doi":"10.1186/s13223-024-00893-9","DOIUrl":"10.1186/s13223-024-00893-9","url":null,"abstract":"<p><strong>Background: </strong>Recombinant human Interleukin receptor antagonist (rhIL-Ra) can bind to the IL-1 receptor on the cell membrane and reversibly blocks the proinflammatory signaling pathway. However, its effect on allergic rhinitis (AR) and the underlying mechanism remains unknown. This study aims to investigate the efficacy of recombinant human interleukin-1 receptor antagonist (rhIL-1Ra) on AR guinea pigs.</p><p><strong>Methods: </strong>Guinea pigs were systemically sensitized by intraperitoneal injection and topical intranasal instillation with ovalbumin within 21 days. Animals administrated with saline served as the normal control. The AR animals were randomly divided into the model group and distinct concentrations of rhIL-1Ra and budesonide treatment groups. IL-1β and ovalbumin specific IgE levels were detected by ELISA kits. Nasal mucosa tissues were stained with hematoxylin & eosin (HE) for histological examination.</p><p><strong>Results: </strong>It was found that the numbers of sneezing and nose rubbing were remarkably reduced in rhIL-1Ra and budesonide-treated guinea pigs. Besides, rhIL-1Ra distinctly alleviated IgE levels in serum and IL-1β levels in nasal mucus, together with decreased exfoliation of epithelial cells, eosinophilic infiltration, tissue edema and vascular dilatation.</p><p><strong>Conclusions: </strong>rhIL-1Ra is effective in AR guinea pigs and may provide a novel potential choice for AR treatments.</p>","PeriodicalId":51302,"journal":{"name":"Allergy Asthma and Clinical Immunology","volume":"20 1","pages":"36"},"PeriodicalIF":2.7,"publicationDate":"2024-06-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11149247/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141249069","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Anaphylaxis in a Swiss university emergency department: clinical characteristics and supposed triggers. 瑞士一所大学急诊科的过敏性休克:临床特征和假定诱因。
IF 2.7 4区 医学
Allergy Asthma and Clinical Immunology Pub Date : 2024-05-31 DOI: 10.1186/s13223-024-00901-y
Simone Ehrhard, Vicky Eyb, Dominic Gautschi, Stefan K Schauber, Meret E Ricklin, Jolanta Klukowska-Rötzler, Aristomenis K Exadaktylos, Arthur Helbling
{"title":"Anaphylaxis in a Swiss university emergency department: clinical characteristics and supposed triggers.","authors":"Simone Ehrhard, Vicky Eyb, Dominic Gautschi, Stefan K Schauber, Meret E Ricklin, Jolanta Klukowska-Rötzler, Aristomenis K Exadaktylos, Arthur Helbling","doi":"10.1186/s13223-024-00901-y","DOIUrl":"10.1186/s13223-024-00901-y","url":null,"abstract":"<p><strong>Background: </strong>Anaphylaxis is the most severe form of acute systemic and potentially life-threatening reactions triggered by mast and basophilic cells. Recent studies show a worldwide incidence between 50 and 112 occurrences per 100,000 person-years. The most identified triggers are food, medications, and insect venoms. We aimed to analyze triggers and clinical symptoms of patients presenting to a Swiss university emergency department for adults.</p><p><strong>Methods: </strong>Six-year retrospective analysis (01/2013 to 12/2018) of all patients (> 16 years of age) admitted with moderate or severe anaphylaxis (classification of Ring and Messmer ≥ 2) to the emergency department. Patient and clinical data were extracted from the electronic medical database of the emergency department.</p><p><strong>Results: </strong>Of the 531 includes patients, 53.3% were female, the median age was 38 [IQR 26-51] years. The most common suspected triggers were medications (31.8%), food (25.6%), and insect stings (17.1%). Organ manifestations varied among the different suspected triggers: for medications, 90.5% of the patients had skin symptoms, followed by respiratory (62.7%), cardiovascular (44.4%) and gastrointestinal symptoms (33.7%); for food, gastrointestinal symptoms (39.7%) were more frequent than cardiovascular symptoms (36.8%) and for insect stings cardiovascular symptoms were apparent in 63.8% of the cases.</p><p><strong>Conclusions: </strong>Average annual incidence of moderate to severe anaphylaxis during the 6-year period in subjects > 16 years of age was 10.67 per 100,000 inhabitants. Medications (antibiotics, NSAID and radiocontrast agents) were the most frequently suspected triggers. Anaphylaxis due to insect stings was more frequently than in other studies. Regarding clinical symptoms, gastrointestinal symptoms need to be better considered, especially that initial treatment with epinephrine is not delayed.</p>","PeriodicalId":51302,"journal":{"name":"Allergy Asthma and Clinical Immunology","volume":"20 1","pages":"35"},"PeriodicalIF":2.7,"publicationDate":"2024-05-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11140950/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141186937","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Comparison of cytokine expression and disease severity between plasma cell-dominant and eosinophil-dominant patients in chronic rhinosinusitis with nasal polyps. 伴有鼻息肉的慢性鼻窦炎患者中浆细胞占优势和嗜酸性粒细胞占优势的细胞因子表达和疾病严重程度的比较。
IF 2.7 4区 医学
Allergy Asthma and Clinical Immunology Pub Date : 2024-05-21 DOI: 10.1186/s13223-024-00896-6
Yu-Tsai Lin, Ming-Hsien Tsai, Yan-Ye Su, Shun-Chen Huang
{"title":"Comparison of cytokine expression and disease severity between plasma cell-dominant and eosinophil-dominant patients in chronic rhinosinusitis with nasal polyps.","authors":"Yu-Tsai Lin, Ming-Hsien Tsai, Yan-Ye Su, Shun-Chen Huang","doi":"10.1186/s13223-024-00896-6","DOIUrl":"10.1186/s13223-024-00896-6","url":null,"abstract":"<p><strong>Purpose: </strong>Chronic rhinosinusitis with nasal polyps (CRSwNP) is a heterogeneous disease characterized by inflammation of the nasal and sinus mucosa. The inflammatory patterns may differ among patients, leading to different subtypes based on the dominant inflammatory cell type. This study aimed to compare the differences in cytokine expression and disease severity between plasma cell-dominant and eosinophil-dominant subtypes in patients with CRSwNP.</p><p><strong>Methods: </strong>This study included 53 CRSwNP patients and 19 control subjects who did not have asthma or a history of cigarette smoking. The expression of cytokines and inflammatory cells was assessed via enzyme-linked immunosorbent assay (ELISA) and immunohistochemistry, respectively.</p><p><strong>Results: </strong>Among the cytokines analyzed, only IL-6 was significantly different between the two subtypes. A greater proportion of mast cells and IgE cells was present in plasma cell-dominant CRSwNP patients than in eosinophil-dominant group. For the three disease severity scores (LMK-CT, TPS and SNOT-22), objective scores (LMK-CT and TPS) were greater in the eosinophil-dominant CRSwNP group, while the opposite result was shown for the subjective score (SNOT-22). Additionally, the percentage of plasma cell-dominant cells was significantly positively correlated with disease severity according to the TPS and SNOT-22 scores.</p><p><strong>Conclusions: </strong>Our data revealed that plasma cell-dominant inflammation, a subtype of type 2 CRS, was significantly correlated with subjective disease severity. The study also highlights the role of IL-6, IgE and mast cells as distinguishing factors between eosinophil-dominant and plasma cell-dominant CRSwNP. This information could be useful for clinical diagnosis and personalized treatment.</p>","PeriodicalId":51302,"journal":{"name":"Allergy Asthma and Clinical Immunology","volume":"20 1","pages":"34"},"PeriodicalIF":2.7,"publicationDate":"2024-05-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11110371/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141076764","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Sublingual immunotherapy for allergy to shrimp: the nine-year clinical experience of a Midwest Allergy-Immunology practice. 针对虾过敏的舌下免疫疗法:美国中西部一家过敏免疫诊所九年的临床经验。
IF 2.7 4区 医学
Allergy Asthma and Clinical Immunology Pub Date : 2024-05-11 DOI: 10.1186/s13223-024-00895-7
Lydia M Theodoropoulou, Niamh A Cullen
{"title":"Sublingual immunotherapy for allergy to shrimp: the nine-year clinical experience of a Midwest Allergy-Immunology practice.","authors":"Lydia M Theodoropoulou, Niamh A Cullen","doi":"10.1186/s13223-024-00895-7","DOIUrl":"10.1186/s13223-024-00895-7","url":null,"abstract":"<p><strong>Background: </strong>Diet restrictions and fear of adverse reactions put a significant burden on the nutrition, growth and life style of children and adults with food allergies. While various disease-modifying options are pursued, there are so far no published clinical data on immunotherapy for crustaceans. The efficacy and safety of desensitization to crustaceans by means of sublingual immunotherapy is assessed for the first time in this study with a view of validating it as a clinical-practice modality.</p><p><strong>Methods: </strong>Charts of a Midwest Allergy-Immunology practice from the period January 2014-June 2023 were reviewed to identify patients with allergy to shrimp treated with sublingual immunotherapy and to retrospectively evaluate their responses to oral challenge.</p><p><strong>Results: </strong>Sixty-six patients were identified who had been treated by sublingual immunotherapy for either systemic or localized reactions to shrimp. Demographics and relevant comorbidities were consistent with those of the atopic population. Sublingual immunotherapy with serially diluted mixtures was initiated at 64-320 ng/dose and was gradually escalated to 0.5 mg/dose three times a day. The sublingual immunotherapy course ranged from 5 to 72 months (average: 51 months), following which, 18 patients underwent shrimp oral challenge. No systemic reactions occurred upon challenge; no patient required epinephrine. Tolerance of target dose equal to or exceeding 42 g shrimp was achieved in 11 patients (61%), seven of whom had originally presented with systemic reactions to crustaceans. Seven patients (38%) developed one or more of the following localized reactions: oral itching, nasal symptoms, localized perioral hives, localized hives at pressure points, nausea, vomiting, abdominal pain upon exposure to a cumulative dose of 39.2-148.2 g of shrimp during the 4 h of the challenge. Five of these patients had originally presented with systemic reactions to crustaceans. Five of the 7 patients who developed localized symptoms during the challenge were subsequently placed on routine exposure to 12-20 g shrimp every other day. Two patients continued sublingual immunotherapy but declined routine exposure to shrimp every other day because they had no intention to incorporate crustaceans to their routine diet. On repeat challenge 6-9 months after original challenge, all five patients who had routine exposure to 12-20 g shrimp every other day tolerated the procedure to target dose without any symptoms.</p><p><strong>Conclusions: </strong>Desensitization to shrimp by sublingual immunotherapy appears to be safe and effective as shown in this study. Whether the immune modification induced by sublingual immunotherapy is permanent resulting in sustained tolerance, or the achieved degree of desensitization depends on regular exposure is not known; therefore, following challenge, regular consumption three-four times per week was recommended.</p>","PeriodicalId":51302,"journal":{"name":"Allergy Asthma and Clinical Immunology","volume":"20 1","pages":"33"},"PeriodicalIF":2.7,"publicationDate":"2024-05-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11088126/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140908118","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A case of pediatric serum sickness like reaction (SSLR) after a 2-month re-exposure to amoxicillin. 一例再次接触阿莫西林两个月后出现的小儿血清病样反应(SSLR)。
IF 2.7 4区 医学
Allergy Asthma and Clinical Immunology Pub Date : 2024-04-01 DOI: 10.1186/s13223-024-00887-7
Devyani Bakshi, Xinxin Tang, Susan Waserman
{"title":"A case of pediatric serum sickness like reaction (SSLR) after a 2-month re-exposure to amoxicillin.","authors":"Devyani Bakshi, Xinxin Tang, Susan Waserman","doi":"10.1186/s13223-024-00887-7","DOIUrl":"10.1186/s13223-024-00887-7","url":null,"abstract":"<p><strong>Background: </strong>Serum-sickness like reactions (SSLRs) to amoxicillin have been documented in the medical literature. Beta-lactams are important and commonly used medications especially in the pediatric population. Often, SSLRs present within days of and during first exposure/ingestion to the offending agent. We described a unique case of a 4-year-old boy who presented with symptoms of amoxicillin SSLR following his second course of amoxicillin with only 2 months and 10 days between his second and first course.</p><p><strong>Case presentation: </strong>A 4-year-old boy presented to hospital with a pruritic rash on day 7 of a 10-day course of amoxicillin for otitis media accompanied by fever (38.7 degrees Celsius). On day 7 of his second course of amoxicillin, which was separated from his first course by only 2 months and 10 days, his mother noticed erythematous, raised, pruritic lesions with central clearing on his sternum. He presented to the ED with emesis, progression of the rash to his torso, back, legs, and face, hypotension, angioedema, and joint pain. His bloodwork demonstrated a leukocytosis of 18.6 × 10<sup>9</sup> g/L with neutrophilic predominance and thrombocytosis with a platelet count of 653 × 10<sup>9</sup> g/L. He was treated with 5 mg oral cetirizine daily and 1 mg/kg oral prednisone which improved his rash and angioedema. He was managed with up to 4 times the usual dose of cetirizine. He was assessed in our outpatient clinic as an outpatient and penicillin skin testing was unremarkable. A diagnosis of a probable SSLR to amoxicillin was made.</p><p><strong>Conclusion: </strong>We report an unusual presentation of SSLR following re-exposure to amoxicillin. Our case highlights that patients with previous asymptomatic exposure to amoxicillin can develop SSLR with repeat exposure. Although it is not uncommon for children to develop amoxicillin SSLRs after previous exposure to the drug, this case is unique because of its short time course of 2 months and 10 days months between drug courses. Penicillins are commonly used in the pediatric population. Therefore, it is important to correctly characterize adverse drug reactions to broaden our understanding of SSLRs, prevent unnecessary avoidance of the triggering agent, and improve patient management.</p>","PeriodicalId":51302,"journal":{"name":"Allergy Asthma and Clinical Immunology","volume":"20 1","pages":"29"},"PeriodicalIF":2.7,"publicationDate":"2024-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10985844/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140337571","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Hereditary or acquired? Comprehensive genetic testing assists in stratifying angioedema patients. 遗传性还是获得性?全面的基因检测有助于对血管性水肿患者进行分层。
IF 2.7 4区 医学
Allergy Asthma and Clinical Immunology Pub Date : 2024-03-30 DOI: 10.1186/s13223-024-00889-5
Marija Rozevska, Adine Kanepa, Signe Purina, Linda Gailite, Inga Nartisa, Henriette Farkas, Dmitrijs Rots, Natalja Kurjane
{"title":"Hereditary or acquired? Comprehensive genetic testing assists in stratifying angioedema patients.","authors":"Marija Rozevska, Adine Kanepa, Signe Purina, Linda Gailite, Inga Nartisa, Henriette Farkas, Dmitrijs Rots, Natalja Kurjane","doi":"10.1186/s13223-024-00889-5","DOIUrl":"10.1186/s13223-024-00889-5","url":null,"abstract":"<p><p>Hereditary angioedema (HAE) poses diagnostic challenges due to its episodic, non-specific symptoms and overlapping conditions. This study focuses on the genetic basis of HAE, particularly focusing on unresolved cases and those with normal C1-inhibitor levels (nC1-INH HAE). This study reveals that conventional testing identified pathogenic variants in only 10 patients (n = 32), emphasizing the necessity for an integrative approach using genome, exome, and transcriptome sequencing. Despite extensive genetic analyses, the diagnostic yield for nC1-INH HAE remains low in our study, the pathogenic variant for nC1-INH HAE was identified in only 1 patient (n = 21). Investigation into candidate genes yielded no pathogenic variants, prompting a re-evaluation of patients' diagnoses. This study advocates for a nuanced approach to genetic testing, recognizing its limitations and emphasizing the need for continuous clinical assessment. The complex genetic landscape of nC1-INH HAE necessitates further research for a more comprehensive understanding. In conclusion, this study contributes valuable insights into the genetic intricacies of HAE, highlighting the challenges in diagnosis and the evolving nature of the disease. The findings underscore the importance of advanced sequencing techniques and an integrated diagnostic strategy in unravelling the complexities of HAE, particularly in nС1-INH HAE cases.</p>","PeriodicalId":51302,"journal":{"name":"Allergy Asthma and Clinical Immunology","volume":"20 1","pages":"28"},"PeriodicalIF":2.7,"publicationDate":"2024-03-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10981324/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140330313","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Elevated tryptase level in a child with idiopathic anaphylaxis: a case of hereditary alpha-tryptasemia. 特发性过敏性休克患儿体内胰蛋白酶水平升高:一例遗传性α-胰蛋白酶血症。
IF 2.7 4区 医学
Allergy Asthma and Clinical Immunology Pub Date : 2024-03-27 DOI: 10.1186/s13223-023-00858-4
Vicky Le Blanc, Wade T A Watson
{"title":"Elevated tryptase level in a child with idiopathic anaphylaxis: a case of hereditary alpha-tryptasemia.","authors":"Vicky Le Blanc, Wade T A Watson","doi":"10.1186/s13223-023-00858-4","DOIUrl":"10.1186/s13223-023-00858-4","url":null,"abstract":"<p><p>Hereditary alpha-tryptasemia (HαT) is an autosomal dominant disorder estimated to affect 5% of the population. High baseline tryptase level is a consistent finding, but there is a great variability of clinic manifestations, including no symptoms at all. We describe a case of HαT in a 5 years 8 months old girl manifesting with idiopathic anaphylaxis and elevated baseline tryptase level. As more cases of HαT are described, a better understanding of the clinical phenotype will be acquired.</p>","PeriodicalId":51302,"journal":{"name":"Allergy Asthma and Clinical Immunology","volume":"20 1","pages":"26"},"PeriodicalIF":2.7,"publicationDate":"2024-03-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10976751/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140307793","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Real-world association between systemic corticosteroid exposure and complications in US patients with severe asthma. 美国重症哮喘患者体内皮质类固醇暴露与并发症之间的现实关联。
IF 2.7 4区 医学
Allergy Asthma and Clinical Immunology Pub Date : 2024-03-26 DOI: 10.1186/s13223-024-00882-y
Thomas B Casale, Thomas Corbridge, Guillaume Germain, François Laliberté, Sean D MacKnight, Julien Boudreau, Mei S Duh, Arijita Deb
{"title":"Real-world association between systemic corticosteroid exposure and complications in US patients with severe asthma.","authors":"Thomas B Casale, Thomas Corbridge, Guillaume Germain, François Laliberté, Sean D MacKnight, Julien Boudreau, Mei S Duh, Arijita Deb","doi":"10.1186/s13223-024-00882-y","DOIUrl":"10.1186/s13223-024-00882-y","url":null,"abstract":"<p><strong>Background: </strong>Systemic corticosteroid (SCS) use remains widespread among patients with severe asthma, despite associated complications.</p><p><strong>Objective: </strong>Evaluate the association between cumulative SCS exposure and SCS-related complications in severe asthma.</p><p><strong>Methods: </strong>This retrospective, longitudinal study used claims data from the Optum Clinformatics Data Mart database (GSK ID: 214469). Eligible patients (≥ 12 years old) had an asthma diagnosis and were divided into two cohorts: SCS use and non/burst-SCS use. Patients in the SCS use cohort had a claim for a daily prednisone-equivalent dose ≥ 5 mg SCS following ≥ 6 months of continuous SCS use; those in the non/burst-SCS cohort had no evidence of continuous SCS use and had a non-SCS controller/rescue medication initiation claim. For each cohort, the date of the qualifying claim was the index date. SCS users were further stratified by SCS use during each quarter of follow-up: low (≤ 6 mg/day), medium (> 6-12 mg/day), high (> 12 mg/day), and continuous high (≥ 20 mg/day for 90 days). SCS-related complications were evaluated in the quarter following SCS exposure. The adjusted odds ratios (OR) of experiencing SCS-related complications during follow-up in each of the SCS use groups versus the non/burst SCS cohort were calculated using generalized estimating equations models.</p><p><strong>Results: </strong>SCS and non/burst-SCS use cohorts included 7473 and 89,281 patients (mean follow-up: 24.6 and 24.2 months), respectively. Compared with the non/burst-SCS use cohort, medium, high, and continuous high SCS use was associated with greater odds of any SCS-related complication (adjusted OR [95% confidence interval]: 1.30 [1.21, 1.39], 1.49 [1.35, 1.64] and 1.63 [1.40, 1.89], respectively) including increased acute gastrointestinal, cardiovascular, and immune system-related complications, and chronic cardiovascular, metabolic/endocrine, central nervous system, bone-/muscle-related, ophthalmologic, and hematologic/oncologic complications. Low-dose SCS use was also associated with significantly increased odds of acute gastrointestinal and immune system-related complications, and chronic bone-/muscle-related and hematologic/oncologic complications versus the non/burst-SCS use cohort.</p><p><strong>Conclusion: </strong>SCS use, even at low doses, is associated with increased risk of SCS-related complications among patients with severe asthma.</p>","PeriodicalId":51302,"journal":{"name":"Allergy Asthma and Clinical Immunology","volume":"20 1","pages":"25"},"PeriodicalIF":2.7,"publicationDate":"2024-03-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10964513/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140295256","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Pediatric emergency department-based asthma education tools and parent/child asthma knowledge. 儿科急诊室哮喘教育工具和家长/儿童哮喘知识。
IF 2.7 4区 医学
Allergy Asthma and Clinical Immunology Pub Date : 2024-03-25 DOI: 10.1186/s13223-024-00884-w
Kina Goodman, Rosa I Arriaga, Rawan Korman, Farzina Zafar, Cal Stephens, Polly Kumari, Karthika Jayaprakash, Anne M Fitzpatrick, Nicholas Cooper, Claudia R Morris
{"title":"Pediatric emergency department-based asthma education tools and parent/child asthma knowledge.","authors":"Kina Goodman, Rosa I Arriaga, Rawan Korman, Farzina Zafar, Cal Stephens, Polly Kumari, Karthika Jayaprakash, Anne M Fitzpatrick, Nicholas Cooper, Claudia R Morris","doi":"10.1186/s13223-024-00884-w","DOIUrl":"10.1186/s13223-024-00884-w","url":null,"abstract":"<p><p>Asthma exacerbations are a leading cause of pediatric hospitalizations despite multiple efforts to educate patients and families on disease course and medication management. Asthma education in the pediatric emergency department (ED) is challenging, and although the use of written action plans has been associated with reduction in hospitalizations and ED visits, written tools may not be useful for individuals with low health literacy. Moreover, asthmatic children should participate in their asthma education. In this prospective randomized study of 53 families presenting to a pediatric ED with a child experiencing an asthma exacerbation, education on asthma was presented via an interactive mobile-based video-game versus a standard-of-care asthma education video (SAV). Median age was 10 years; 64% were males. Many patients had moderate-to-severe asthma, with 57% experiencing ≥ 2 asthma-related ED visits in the last year, 58% requiring hospitalization and 32% reporting a critical care admission. In this cohort, the mobile-based video-game was found to be a feasible, acceptable educational tool; 86% of parents and 96% of children liked the game, while 96% of parents and 76% of children preferred playing the game over watching a SAV. Despite a history of persistent asthma, only 34% of children used an inhaled corticosteroid while 70% required rescue inhaler use in the prior week. Basic asthma knowledge was sub-optimal with only 60% of parents and 43% of children correctly recognizing symptoms that should prompt immediate medical care. This reflects a major gap in asthma knowledge that coexists with parental misconceptions regarding optimal asthma management.</p>","PeriodicalId":51302,"journal":{"name":"Allergy Asthma and Clinical Immunology","volume":"20 1","pages":"24"},"PeriodicalIF":2.7,"publicationDate":"2024-03-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10964685/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140289586","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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