Idiopathic Anaphylaxis Explained: Causes, Diagnosis & Treatment

Idiopathic Anaphylaxis Explained: Causes, Diagnosis & Treatment

What happens when someone experiences anaphylaxis, but no trigger can be identified? In this episode of Hope & Histamine: The Paediatric Allergy Podcast, we explore idiopathic anaphylaxis—a diagnosis that can be both frightening for patients and challenging for clinicians. Join us as we discuss the latest understanding of idiopathic anaphylaxis, including how it is diagnosed, important conditions that can mimic anaphylaxis, and the investigations needed to exclude identifiable causes such as food allergy, medication allergy, insect venom allergy, mast cell disorders, hereditary alpha-tryptasemia, and alpha-gal syndrome. We also cover: * What idiopathic anaphylaxis is and why it occurs * Common symptoms and clinical presentation * Differential diagnoses and conditions that mimic anaphylaxis * The role of serum tryptase, allergy testing, and other investigations * Mast cell activation syndrome and systemic mastocytosis * Acute emergency management of anaphylaxis * Long-term treatment strategies and prevention * Adrenaline (epinephrine) auto-injectors and personalised emergency action plans * Patient education, follow-up, and improving quality of life * The latest evidence and future directions in research Whether you’re a healthcare professional, paediatrician, allergist, trainee, medical student, or someone living with recurrent unexplained allergic reactions, this episode provides practical, evidence-based insights to help you better understand and manage idiopathic anaphylaxis. If you enjoy this episode, please follow, rate, and share the podcast to help us bring high-quality paediatric allergy education to a wider audience. Hope & Histamine: The Paediatric Allergy Podcast—making paediatric allergy evidence practical, accessible, and easy to understand. Sources: 1. Applewhite, T.L. (2025) 'The Lived Experience of Patients With Idiopathic Anaphylaxis', The Journal for Nurse Practitioners, 21(1), p. 105329. 2. Ben-Shoshan, M., Akin, C., Cook, V.E. and Khalaf, R. (2025) 'Idiopathic anaphylaxis', The Journal of Allergy and Clinical Immunology: In Practice, 13(12), pp. 3169-3175. 3. Calvani, M. (2022) 'Update on idiopathic anaphylaxis', Pediatric Allergy and Immunology, 33(Suppl. 27), pp. 52-53. 🎧 Listen now on Apple Podcasts, Spotify, Amazon Music, and YouTube Disclaimer: The information shared in this podcast and on this website is not intended to replace professional medical advice, diagnosis, or treatment. Always consult your doctor or a qualified healthcare provider with any questions you may have about a medical condition. Please don't ignore or delay seeking medical advice based on content from this podcast or website. Buy me a coffee: https://coff.ee/goodlifecreations [https://coff.ee/goodlifecreations] Send us Fan Mail [https://www.buzzsprout.com/2509328/fan_mail/new] Support the show [https://www.buzzsprout.com/2509328/support] Brought to you by - Goodlife Creations (2026).  Music by - Denys Kyshchuk from Pixabay.

Preventing and Treating Peanut Allergy in Children: From Early Introduction to Immunotherapy

Peanut allergy has become one of the most important and widely discussed topics in paediatric allergy. In this episode of Hope & Histamine: The Paediatric Allergy Podcast, we explore the prevention and treatment of peanut allergy in children, from the landmark evidence supporting early peanut introduction to the evolving role of oral immunotherapy. We discuss why peanut allergy develops, which children are at higher risk, and how early dietary exposure may help reduce the chance of allergy in infancy. The episode also covers practical approaches to diagnosis, avoidance, emergency management, and treatment, including oral peanut immunotherapy and its potential benefits and limitations. Designed for parents, healthcare professionals, and anyone interested in childhood allergy, this episode brings together evidence-based guidance and practical clinical insights to help make sense of modern peanut allergy care. Source: * Du Toit, G. and Lack, G. (2026) 'Prevention and Treatment of Peanut Allergy', New England Journal of Medicine, 394(24), pp. 2449–2458. Available at: https://doi.org/10.1056/NEJMcp2314424. 🎧 Listen now on Apple Podcasts, Spotify, Amazon Music, and YouTube Disclaimer: The information shared in this podcast and on this website is not intended to replace professional medical advice, diagnosis, or treatment. Always consult your doctor or a qualified healthcare provider with any questions you may have about a medical condition. Please don't ignore or delay seeking medical advice based on content from this podcast or website. Buy me a coffee: https://coff.ee/goodlifecreations [https://coff.ee/goodlifecreations] Send us Fan Mail [https://www.buzzsprout.com/2509328/fan_mail/new] Support the show [https://www.buzzsprout.com/2509328/support] Brought to you by - Goodlife Creations (2026).  Music by - Denys Kyshchuk from Pixabay.

Eosinophilic Oesophagitis (EoE) Explained: Pathophysiology, Diagnosis, and Modern Treatment Strategies

In this episode of Hope & Histamine: The Paediatric Allergy Podcast, we explore Eosinophilic Oesophagitis, or EoE— an increasingly recognised allergic inflammatory condition of the oesophagus that can affect feeding, swallowing, growth, and quality of life in children and young people. We break down the pathophysiology of EoE, including the role of food allergens, type 2 inflammation, eosinophils, epithelial barrier dysfunction, and immune signalling pathways. The episode also covers how EoE presents in different age groups, from feeding difficulties and reflux-like symptoms in younger children to dysphagia, food impaction, and avoidance behaviours in older children and adolescents. We discuss the key steps in diagnosing Eosinophilic Oesophagitis, including clinical suspicion, endoscopy, oesophageal biopsies, histological criteria, and the importance of excluding other causes of oesophageal eosinophilia. The episode then moves into practical treatment strategies, including proton pump inhibitors, swallowed topical steroids, dietary elimination approaches, multidisciplinary care, monitoring response, and emerging therapies such as biologics. This episode is ideal for paediatricians, allergy clinicians, gastroenterologists, nurses, dietitians, trainees, and parents who want a clear, practical, and evidence-informed overview of EoE in children. Sources: 1. Dhar, A., Haboubi, H.N., Attwood, S.E. et al. (2022) 'British Society of Gastroenterology (BSG) and British Society of Paediatric Gastroenterology, Hepatology and Nutrition (BSPGHAN) joint consensus guidelines on the diagnosis and management of eosinophilic oesophagitis in children and adults', Gut, 71, pp. 1459–1487. 2. Mahon, M., Muir, A.B. and Lynch, K. (2026) 'Eosinophilic oesophagitis: pathophysiology, diagnosis, and treatment', BMJ Medicine, 5, p. e001459. 🎧 Listen now on Apple Podcasts, Spotify, Amazon Music, and YouTube Disclaimer: The information shared in this podcast and on this website is not intended to replace professional medical advice, diagnosis, or treatment. Always consult your doctor or a qualified healthcare provider with any questions you may have about a medical condition. Please don't ignore or delay seeking medical advice based on content from this podcast or website. Buy me a coffee: https://coff.ee/goodlifecreations [https://coff.ee/goodlifecreations] Send us Fan Mail [https://www.buzzsprout.com/2509328/fan_mail/new] Support the show [https://www.buzzsprout.com/2509328/support] Brought to you by - Goodlife Creations (2026).  Music by - Denys Kyshchuk from Pixabay.

Bee and Wasp Sting Allergy in Children: Diagnosis, Risk Assessment and Management of Hymenoptera Venom Allergy

In this episode of Hope & Histamine: The Paediatric Allergy Podcast, we explore the diagnosis and management of Hymenoptera venom allergy in children, including allergic reactions to bee, wasp and other insect stings. We discuss how to distinguish between normal local reactions, large local reactions and systemic allergic reactions, and when a child should be referred for specialist allergy assessment. The episode covers key aspects of diagnosis, including clinical history, venom-specific IgE testing, skin testing and risk assessment. We also look at the acute management of sting-related allergic reactions, including the role of adrenaline auto-injectors, emergency action plans and education for families and schools. Finally, we explore long-term management, including venom immunotherapy, who may benefit from it, and how it can reduce the risk of future severe reactions. This episode is designed for parents, healthcare professionals and anyone supporting children with insect sting allergy, offering practical, evidence-informed guidance on recognising risk, improving safety and supporting confident long-term care. Sources: 1. Biló, B.M., Rueff, F., Mosbech, H., Bonifazi, F., Oude-Elberink, J.N.G. and the EAACI Interest Group on Insect Venom Hypersensitivity (2005) 'Diagnosis of Hymenoptera venom allergy', Allergy, 60, pp. 1339–1349. 2. Bonifazi, F., Jutel, M., Biló, B.M., Birnbaum, J., Muller, U. and the EAACI Interest Group on Insect Venom Hypersensitivity (2005) 'Prevention and treatment of hymenoptera venom allergy: guidelines for clinical practice', Allergy, 60, pp. 1459–1470. 3. Dhami, S., Zaman, H., Varga, E.M., Sturm, G.J., Muraro, A., Akdis, C.A., Antolín-Amérigo, D., Biló, M.B., Bokanovic, D., Calderon, M.A., Cichocka-Jarosz, E., Oude Elberink, J.N.G., Gawlik, R., Jakob, T., Kosnik, M., Lange, J., Mingomataj, E., Mitsias, D.I., Mosbech, H., Ollert, M., Pfaar, O., Pitsios, C., Pravettoni, V., Roberts, G., Ruëff, F., Sin, B.A., Asaria, M., Netuveli, G. and Sheikh, A. (2017) 'Allergen immunotherapy for insect venom allergy: a systematic review and meta-analysis', Allergy, 72, pp. 342–365. 4. Krishna, M.T., Ewan, P.W., Diwakar, L., Durham, S.R., Frew, A.J., Leech, S.C. and Nasser, S.M. (2011) 'Diagnosis and management of hymenoptera venom allergy: British Society for Allergy and Clinical Immunology (BSACI) guidelines', Clinical & Experimental Allergy, 41, pp. 1201–1220. 5. Sturm, G.J., Varga, E.M., Roberts, G., Mosbech, H., Biló, M.B., Akdis, C.A., Antolín-Amérigo, D., Cichocka-Jarosz, E., Gawlik, R., Jakob, T., Kosnik, M., Lange, J., Mingomataj, E., Mitsias, D.I., Ollert, M., Oude Elberink, J.N.G., Pfaar, O., Pitsios, C., Pravettoni, V., Ruëff, F., Sin, B.A., Agache, I., Angier, E., Arasi, S., Calderón, M.A., Fernandez-Rivas, M., Halken, S., Jutel, M., Lau, S., Pajno, G.B., van Ree, R., Ryan, D., Spranger, O., van Wijk, R.G., Dhami, S., Zaman, H., Sheikh, A. and Muraro, A. (2018) 'EAACI guidelines on allergen immunotherapy: Hymenoptera venom allergy', Allergy, 73, pp. 744–764. 🎧 Listen now on Apple Podcasts, Spotify, Amazon Music, and YouTube Disclaimer: The information shared in this podcast and on this website is not intended to replace professional medical advice, diagnosis, or treatment. Always consult your doctor or a qualified healthcare provider with any questions you may have about a medical condition. Please don't ignore or delay seeking medical advice based on content from this podcast or website. Buy me a coffee: https://coff.ee/goodlifecreations [https://coff.ee/goodlifecreations] Send us Fan Mail [https://www.buzzsprout.com/2509328/fan_mail/new] Support the show [https://www.buzzsprout.com/2509328/support] Brought to you by - Goodlife Creations (2026).  Music by - Denys Kyshchuk from Pixabay.

Food Allergy Anxiety: The Hidden Impact on Children, Parents and Everyday Life

Food allergies are often seen as a medical condition centred around avoidance, emergency plans and adrenaline auto-injectors — but the impact goes far beyond the plate. In this episode of Hope & Histamine: The Paediatric Allergy Podcast, we explore how food allergies affect children’s emotional wellbeing, family life, school experiences, social confidence and overall quality of life. We discuss the anxiety, fear and daily uncertainty that many children and parents live with, from checking food labels and managing birthday parties to navigating school meals, travel, eating out and the risk of accidental reactions. This episode also looks at the emotional burden on parents and carers, including hypervigilance, guilt, sleep disruption, family stress and the challenge of helping children feel safe without feeling restricted. Whether you are a parent, clinician, teacher, or someone living with a food allergy, this episode highlights why food allergy care must include psychological support, practical coping strategies, and compassionate conversations about quality of life. Sources: 1. Knibb, R.C. and Semper, 2013. Impact of suspected food allergy on emotional distress and family life. Pediatric Allergy and Immunology, 24, pp. 798–803. Available at: https://doi.org/10.1111/pai.12176. (Note: The initial for the co-author Semper is not listed in the provided text). 2. Knibb, R.C., Jones, C.J., Herbert, L.J. and Screti, C., 2024. Psychological support needs for children with food allergy and their families: A systematic review. Pediatric Allergy and Immunology, 35, p. e14108. Available at: https://doi.org/10.1111/pai.14108. 3. Knibb, R.C., Howell, C., Whitehouse, A. and Peterson, C.C., 2025. The role of food allergy‐related worry and self‐efficacy in explaining quality of life in caregivers of children. Pediatric Allergy and Immunology, 36, p. e70248. Available at: https://doi.org/10.1111/pai.70248. 🎧 Listen now on Apple Podcasts, Spotify, Amazon Music, and YouTube Disclaimer: The information shared in this podcast and on this website is not intended to replace professional medical advice, diagnosis, or treatment. Always consult your doctor or a qualified healthcare provider with any questions you may have about a medical condition. Please don't ignore or delay seeking medical advice based on content from this podcast or website. Buy me a coffee: https://coff.ee/goodlifecreations [https://coff.ee/goodlifecreations] Send us Fan Mail [https://www.buzzsprout.com/2509328/fan_mail/new] Support the show [https://www.buzzsprout.com/2509328/support] Brought to you by - Goodlife Creations (2026).  Music by - Denys Kyshchuk from Pixabay.