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PubMed This is a summary of 19 peer-reviewed journal articles Updated
Clinical Immunology

Building Your Care Team for AGM5

At a Glance

AGM5 care works best when an immunologist coordinates a team that may include lung, infection, genetics, and digestive specialists. Bring your genetic, B-cell, immunoglobulin, infection, and vaccine records, and tailor lung tests, scans, and lab monitoring to your symptoms and treatment.

Because Agammaglobulinemia 5 (AGM5) is an exceptionally rare condition, your care requires more than just a single doctor. It requires a coordinated team of specialists who understand how a lack of B cells affects different parts of your body. Building this team early is the best way to prevent long-term complications and ensure you receive the most current, evidence-based care [1][2].

Your Core Medical Team

Your team is anchored by a specialist in the immune system, but several other experts play vital roles in your long-term health.

  • Clinical Immunologist: This is the most important member of your team. They manage your Immunoglobulin Replacement Therapy (IgRT), monitor your antibody levels, and serve as the lead for your overall care [1][3].
  • Pulmonologist (Lung Specialist): Because the lungs are the most common site for infections in AGM5, a pulmonologist is essential. They monitor for bronchiectasis (lung scarring) and help manage chronic cough or breathing issues [4][5].
  • Infectious Disease (ID) Specialist: An ID specialist may be needed for “difficult-to-treat” infections or to help choose the best prophylactic (preventative) antibiotics [2][6].
  • Medical Geneticist or Genetic Counselor: Since AGM5 is caused by a TCF3 mutation and follows an autosomal dominant pattern, these experts help you understand the risks for family members and future children [7][8].
  • Gastroenterologist (GI Specialist): If you experience chronic diarrhea or other digestive issues, a GI specialist can screen for infections or inflammatory conditions that are more common in people with antibody deficiencies [9][10].

Preparing for Your First Immunology Visit

When you see an immunologist for the first time, you are often providing them with a complex medical history. Bringing the right documents can significantly speed up your path to effective treatment.

Essential Documents to Bring:

  • The Full Genetic Report: Your doctor needs the actual lab report identifying the TCF3 variant (e.g., p.E555K) and the lab’s classification of that variant [11][8].
  • B Cell Flow Cytometry: Bring the reports that show your “lymphocyte subsets,” specifically the absolute counts and percentages of CD19+ and CD20+ cells [12][13].
  • Quantitative Immunoglobulins: Records of your IgG, IgA, and IgM levels, especially those taken before you started any replacement therapy [13].
  • Infection and Antibiotic Log: A list of your infections, including the dates, the germs identified (if any), the antibiotics used, and whether you were hospitalized [14][6].
  • Vaccination Record: A complete list of all vaccines you have received and any notes on how you reacted to them [15].

Standard Surveillance: What to Expect

Standard surveillance for AGM5 is based on guidelines extrapolated from broader primary immunodeficiency research and should be individualized based on your specific risks and symptoms:

  1. Lung Function Tests (Spirometry): Baseline pulmonary function tests (PFTs) are recommended, with regular follow-ups based on symptoms and lung function trends to monitor your breathing capacity [16][17].
  2. Chest Imaging: High-resolution CT (HRCT) scans may be done at baseline, but repeated scans expose you to radiation. They should be scheduled based on symptoms, changes in your lung function, or a specific clinical question, rather than on an automatic fixed interval [16][5][18].
  3. Lab Monitoring: Laboratory monitoring intervals (for things like kidney and liver function) depend heavily on your specific IgRT product, dose, and personal comorbidities [3][19].

By gathering these experts and establishing a risk-based monitoring plan, you can protect your long-term health safely [1].

Common questions in this guide

Which specialists should be involved in my AGM5 care?
An immunologist usually coordinates care and manages immunoglobulin replacement therapy. A pulmonologist, infectious disease specialist, medical geneticist or genetic counselor, and gastroenterologist may be added based on lung risks, difficult infections, family planning, or digestive symptoms.
What should I bring to my first immunology appointment for AGM5?
Bring your complete TCF3 genetic report, B-cell flow cytometry results, pre-treatment IgG, IgA, and IgM levels, infection and antibiotic log, and vaccination record. These documents help the immunologist understand your diagnosis, infection history, and current care needs.
How is lung health monitored in people with AGM5?
A baseline breathing test called spirometry, or pulmonary function testing, can be followed over time according to symptoms and changes in lung function. High-resolution chest CT may be used at baseline or when symptoms or test results raise a specific concern, rather than automatically at a fixed interval.
Why might I need a pulmonologist or infectious disease specialist for AGM5?
Lung infections are common concerns in AGM5, and a pulmonologist can monitor for bronchiectasis, chronic cough, and breathing changes. An infectious disease specialist can help evaluate difficult-to-treat infections and select preventive antibiotics when appropriate.
Does autosomal dominant AGM5 affect my relatives or future children?
Because AGM5 is linked to a TCF3 mutation and follows an autosomal dominant inheritance pattern, genetic counseling can help clarify possible risks for relatives and future children. A geneticist or counselor can explain what your specific variant means for your family.
How are immunoglobulin treatment and lab monitoring managed in AGM5?
The immunologist manages immunoglobulin replacement therapy and monitors antibody levels. The timing of kidney and liver tests depends on the specific replacement product, dose, and your other health conditions, so the schedule should be individualized.

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References

References (19)
  1. 1

    Bronchiectasis and obstructive lung diseases in primary antibody deficiencies and beyond: update on management and pathomechanisms.

    Hanitsch LG

    Current opinion in allergy and clinical immunology 2022; (22(6)):335-342 doi:10.1097/ACI.0000000000000856.

    PMID: 36165423
  2. 2

    Bronchiectasis in Primary Antibody Deficiencies: A Multidisciplinary Approach.

    Wall LA, Wisner EL, Gipson KS, Sorensen RU

    Frontiers in immunology 2020; (11()):522 doi:10.3389/fimmu.2020.00522.

    PMID: 32296433
  3. 3

    Iatrogenic antibody deficiency from B-cell targeted therapies in autoimmune rheumatic diseases.

    Wijetilleka S, Jayne D, Mukhtyar C, Karim MY

    Lupus science & medicine 2019; (6(1)):e000337 doi:10.1136/lupus-2019-000337.

    PMID: 31413852
  4. 4

    Factors Beyond Lack of Antibody Govern Pulmonary Complications in Primary Antibody Deficiency.

    Weinberger T, Fuleihan R, Cunningham-Rundles C, Maglione PJ

    Journal of clinical immunology 2019; (39(4)):440-447 doi:10.1007/s10875-019-00640-5.

    PMID: 31089938
  5. 5

    Pulmonary Computed Tomography Screening Frequency in Primary Antibody Deficiency.

    Smits BM, Boland SL, Hol ME, et al.

    The journal of allergy and clinical immunology. In practice 2024; (12(4)):1037-1048.e3 doi:10.1016/j.jaip.2023.12.047.

    PMID: 38182096
  6. 6

    Fluoxetine Successfully Treats Intracranial Enterovirus E18 Infection in a Patient with CD79a Deficiency Arising from Segmental Uniparental Disomy of Chromosome 19.

    Yu L, Zhang Y, Li W, et al.

    Journal of clinical immunology 2024; (44(6)):137 doi:10.1007/s10875-024-01740-7.

    PMID: 38805163
  7. 7

    Absent B cells, agammaglobulinemia, and hypertrophic cardiomyopathy in folliculin-interacting protein 1 deficiency.

    Saettini F, Poli C, Vengoechea J, et al.

    Blood 2021; (137(4)):493-499 doi:10.1182/blood.2020006441.

    PMID: 32905580
  8. 8

    B-cells absence in patients diagnosed as inborn errors of immunity: a registry-based study.

    Khoshnevisan R, Hassanzadeh S, Klein C, et al.

    Immunogenetics 2024; (76(3)):189-202 doi:10.1007/s00251-024-01342-y.

    PMID: 38683392
  9. 9

    Gastrointestinal Manifestations in X-linked Agammaglobulinemia.

    Barmettler S, Otani IM, Minhas J, et al.

    Journal of clinical immunology 2017; (37(3)):287-294 doi:10.1007/s10875-017-0374-x.

    PMID: 28236219
  10. 10

    Non-infectious pulmonary and gastrointestinal manifestations in primary antibody deficiencies: lessons for the clinic.

    Franco M, Buso H, Carfora F, et al.

    Expert review of clinical immunology 2025; (21(9)):1229-1249 doi:10.1080/1744666X.2025.2556435.

    PMID: 40957411
  11. 11

    Autosomal Recessive Agammaglobulinemia - first case with a novel TCF3 mutation from Pakistan.

    Qureshi S, Sheikh MDA, Qamar FN

    Clinical immunology (Orlando, Fla.) 2019; (198()):100-101 doi:10.1016/j.clim.2018.07.016.

    PMID: 30063982
  12. 12

    Flow Cytometry for the Diagnosis of Primary Immunodeficiency Diseases: A Single Center Experience.

    Kwon WK, Choi S, Kim HJ, et al.

    Allergy, asthma & immunology research 2020; (12(2)):292-305 doi:10.4168/aair.2020.12.2.292.

    PMID: 32009323
  13. 13

    Agammaglobulinemia: Epidemiology, Pathogenesis, Clinical Phenotype, Diagnosis, Prognosis and Management.

    Pashangzadeh S, Yazdani R, Nazari F, et al.

    Endocrine, metabolic & immune disorders drug targets 2020; (20(9)):1434-1447 doi:10.2174/1871530320666200508114349.

    PMID: 32384040
  14. 14

    Expanding the Clinical Phenotype with CD79A Mutation and Refractory Helicobacter Bilis Infection.

    Sil A, Basu S, Arora K, et al.

    Journal of clinical immunology 2024; (44(8)):187 doi:10.1007/s10875-024-01792-9.

    PMID: 39215847
  15. 15

    Impaired B-cell function in ERCC2 deficiency.

    Rossmanith R, Sauerwein K, Geier CB, et al.

    Frontiers in immunology 2024; (15()):1423141 doi:10.3389/fimmu.2024.1423141.

    PMID: 39055713
  16. 16

    Multiple Breath Washout for Early Assessment of Pulmonary Complications in Patients With Primary Antibody Deficiencies: An Observational Study in Pediatric Age.

    Secchi T, Baselli LA, Russo MC, et al.

    Frontiers in pediatrics 2022; (10()):773751 doi:10.3389/fped.2022.773751.

    PMID: 35656375
  17. 17

    Bronchiectasis in Inborn Errors of Immunity: Prevalence, Predictors, and Cardiopulmonary Complications in a Genetically Characterized Cohort.

    Marangu-Boore D, Myint-Hpu K, Kang E, et al.

    Journal of clinical immunology 2026; (46(1)).

    PMID: 42414785
  18. 18

    Imaging of Bronchial Pathology in Antibody Deficiency: Data from the European Chest CT Group.

    Schütz K, Alecsandru D, Grimbacher B, et al.

    Journal of clinical immunology 2019; (39(1)):45-54 doi:10.1007/s10875-018-0577-9.

    PMID: 30547383
  19. 19

    Rational use of immunoglobulins (IVIgs and SCIgs) in secondary antibody deficiencies.

    Goede JS, Baumann CK, Cathomas R, et al.

    Swiss medical weekly 2024; (154()):3559 doi:10.57187/s.3559.

    PMID: 39462479

This page provides educational information about coordinating care and monitoring for AGM5; it does not replace medical advice. Your immunologist and other specialists should tailor testing and treatment to your needs.

Guide contents agammaglobulinemia 5, autosomal dominant
Research & Literature
04 Standard of Care and Treatment for AGM5 06 Long-Term Monitoring and Lung Health in AGM5