Episodes

  • Asthma Disparities: Hidden Drivers and Practical Solutions for Clinicians

    Asthma Disparities: Hidden Drivers and Practical Solutions for Clinicians
    May 1 2026
    Asthma affects over 26 million people in the U.S., yet outcomes can vary dramatically based on factors beyond disease severity. This episode explores the critical gap between diagnosis and optimal asthma control, focusing on how socioeconomic status, access to care, and environmental exposures shape patient outcomes. Through a mock case study, we examine disparities in healthcare access, allergist availability, and treatment adherence, alongside key topics such as epidemiology, risk stratification, environmental trigger identification, diagnostic testing and interpretation, and guideline-based management. The discussion highlights the role of allergic sensitization in asthma pathophysiology and emphasizes the importance of comprehensive specific IgE testing in identifying root causes. Clinicians will gain actionable strategies to improve diagnosis, implement cost-effective interventions, and optimize asthma management directly within primary care settings. Resources and references: https://www.thermofisher.com/phadia/us/en/resources/immunocast/asthma-management-disparities-ige-testing-primary-care.html?cid=0ct_3pc_05032024_9SGOV4
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    30 mins
  • Golf, Pollen, and Performance: Managing Spring Allergies in Active Patients

    Golf, Pollen, and Performance: Managing Spring Allergies in Active Patients
    Apr 9 2026
    With 29 million golfers in the U.S. and an estimated 7.25 million affected by spring allergies, seasonal respiratory symptoms can meaningfully affect performance and daily function. This episode explores how tree and grass pollen exposure, overlapping sensitizations, and indoor allergens can combine to drive rhinitis, fatigue, sleep disruption, and reduced daytime performance. We discuss regional pollen patterns, why pine pollen is often less clinically important than oak and juniper, how to avoid assuming a single trigger is the cause, and how localized respiratory allergen profiles with specific IgE testing can help clarify sensitization. Practical counseling includes using specific IgE results to help inform exposure reduction and environmental control to help improve symptom control and guide management. References and resources: https://www.thermofisher.com/phadia/us/en/resources/immunocast/masters-golf-respiratory-allergies-pollen-management.html
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    23 mins
  • Optimizing Allergy Care with Regional Respiratory Profiles

    Optimizing Allergy Care with Regional Respiratory Profiles
    Mar 30 2026
    A large 2024 study found that a comprehensive respiratory allergen profile captured more than 98% of seasonal sensitizations, highlighting a major challenge in respiratory allergy care: testing with single allergens can miss the full picture. In this episode, we explore the most optimized regional respiratory profiles and how they improve diagnostic yield, reduce duplicate testing, and help clinicians identify polysensitization across trees, weeds, molds, and indoor allergens. We also discuss how symptom patterns, geographic prevalence, cross-reactivity, and reflex testing with allergen components can sharpen interpretation and guide more personalized management. For primary care providers managing recurrent spring allergy symptoms, this episode offers practical insights into diagnostic strategy, exposure reduction, and when to consider referral for advanced care. Resources and references: https://www.thermofisher.com/phadia/us/en/resources/immunocast/regional-respiratory-profiles-spring-allergy-diagnostics.html?cid=0ct_3pc_05032024_9SGOV4
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    24 mins
  • When Wheat Matters: Allergy, Celiac Disease, and Intolerances

    When Wheat Matters: Allergy, Celiac Disease, and Intolerances
    Mar 12 2026
    Wheat allergy, celiac disease, and non-specific gluten intolerance all share overlapping gastrointestinal symptoms that can confound primary care diagnosis. This episode addresses the core diagnostic challenge of distinguishing IgE-mediated wheat allergy (including ω-5 gliadin–associated wheat-dependent exercise-induced anaphylaxis) from celiac disease and non-celiac gluten intolerance. We cover epidemiology, clinical presentations and timing of IgE reactions, component-resolved diagnostics, serologic algorithms for celiac disease, when to refer for biopsy, and management implications including gluten-free diet counseling and emergency planning for anaphylaxis. Practical takeaways emphasize improving diagnostic yield in primary care, appropriate use of specific IgE testing, and when specialist referral is necessary. References and resources: https://www.thermofisher.com/phadia/us/en/resources/immunocast/wheat-allergy-celiac-differential-diagnosis.html?cid=0ct_3pc_05032024_9SGOV4
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    18 mins
  • 50th Episode: Top Insights from Our Past Allergy Expert Guests

    50th Episode: Top Insights from Our Past Allergy Expert Guests
    Feb 23 2026
    Celebrate our 50th episode by diving in to hear some of our favorite insights from the many allergy experts we’ve welcomed to ImmunoCAST. In this episode, we’ve curated clinical clips from guests like Dr. Zachary Rubin, Dr. David Golden, Dr. Ruchi Gupta, and more. From the mental health impacts of food allergy to the relationship between allergies and intimacy, the nuances of venom allergy, and diagnostic strategies for alpha gal syndrome, we’re looking back at the valuable knowledge shared across 50 episodes of ImmunoCAST. References and resources: https://www.thermofisher.com/phadia/us/en/resources/immunocast/immunocast-expert-highlights-rhinitis-food-alpha-gal-venom.html?cid=0ct_3pc_05032024_9SGOV4
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    35 mins
  • Adult Food Allergy in Primary Care: Practical Diagnosis, Pitfalls, and Management Strategies

    Adult Food Allergy in Primary Care: Practical Diagnosis, Pitfalls, and Management Strategies
    Feb 5 2026
    Nearly 11% of U.S. adults meet criteria for a convincing food allergy, yet most clinicians underestimate both the prevalence and unique challenges of adult-onset disease. This episode addresses the frequent misdiagnosis and clinical uncertainty surrounding new symptoms in adults by highlighting epidemiology, risk factors for delayed and severe reactions, high-yield history-taking, diagnostic pitfalls, and guideline-supported use of specific IgE and component-resolved diagnostics. Listeners will learn to distinguish allergy from intolerance, understand psychosocial burdens, apply evidence-based testing algorithms, and recognize when to refer for oral food challenge or advanced management. With practical insights into differential diagnosis, best practices for test interpretation, and strategies to streamline care in busy settings, this episode equips providers to close the adult allergy diagnosis gap and optimize patient safety. Resources and references: https://www.thermofisher.com/phadia/us/en/resources/immunocast/adult-onset-food-allergy-diagnosis-management.html?cid=0ct_3pc_05032024_9SGOV4
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    28 mins
  • Eczema Essentials: Diagnosing and Managing Atopic Dermatitis in Practice

    Eczema Essentials: Diagnosing and Managing Atopic Dermatitis in Practice
    Jan 20 2026
    For primary care providers, seeing a patient presenting with atopic dermatitis (eczema) is common, yet misconceptions persist regarding its underlying cause and optimal management. This episode tackles the critical clinical dilemma: when and how should specific IgE testing for food and environmental allergens shape routine eczema care? Key topics include the evolution of pathophysiology—shifting focus from allergy-driven disease to barrier dysfunction and type 2 inflammation—plus risk stratification, differential diagnosis, the role and interpretation of specific IgE tests, evidence-based guideline updates, environmental and food allergen impacts, targeted therapeutics, and practical patient counseling. Special attention is given to environmental triggers such as dust mites and pet dander and structured elimination diets. Clinicians will gain actionable insights on refining diagnostic workups, individualizing treatment plans, and supporting long-term disease control in pediatric and adult eczema populations. References and resources: https://www.thermofisher.com/phadia/us/en/resources/immunocast/eczema-essentials-atopic-dermatitis-diagnosis-management.html?cid=0ct_3pc_05032024_9SGOV4
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    31 mins
  • What I Wish I Knew About Allergies When I Started Practicing Medicine

    What I Wish I Knew About Allergies When I Started Practicing Medicine
    Dec 17 2025
    In this episode, we sit down with ImmunoCAST host Gary Falcetano, PA, to discuss the insights he wishes he had when he first began treating and managing allergy patients, along with the knowledge he has gathered from speaking with thousands of clinicians across the country. Gary addresses common misconceptions surrounding skin prick testing and in vitro blood testing, highlights region-specific allergen patterns, explores the nuances of risk stratification in asthma and respiratory allergies, and much more. Additional topics include pre-test and post-test probability, diagnostic test selection, patient communication, shared decision-making, adherence challenges, actionable exposure reduction, and effective use of clinical resources. Healthcare providers will come away with clear, evidence-based guidance to strengthen allergy diagnosis and improve patient outcomes. References and resources: https://www.thermofisher.com/phadia/us/en/resources/immunocast/allergy-insights-tips-advice-new-clinicians.html?cid=0ct_3pc_05032024_9SGOV4
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    36 mins