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Medical Genetics

What Specialists Treat 22q11.2 Deletion Syndrome?

At a Glance

Treating 22q11.2 deletion syndrome requires a coordinated team of medical specialists because it affects multiple body systems. Essential doctors typically include a geneticist, cardiologist, immunologist, endocrinologist, and ear, nose, and throat specialist working together.

Because 22q11.2 deletion syndrome (also known as DiGeorge or Velo-cardio-facial syndrome) is a multisystem condition, it requires a highly coordinated, multidisciplinary team of specialists to address its physical, cognitive, and psychiatric impacts [1][2]. The exact team you need will depend on your or your child’s specific symptoms, but assembling a core team of professionals who understand the syndrome’s unique nuances is essential for effective, lifelong care.

The Core Medical Care Team

Most individuals with 22q11.2 deletion syndrome will need the following specialists throughout their lives:

  • Medical Geneticist: Often the starting point after diagnosis, a geneticist confirms the deletion size, evaluates the overall clinical picture, and provides a roadmap for necessary screenings [3]. They don’t just “diagnose and discharge”; they often remain involved long-term to update your care plan as new medical guidelines emerge [3].
  • Cardiologist: Because cardiovascular anomalies—particularly conotruncal malformations (defects in the heart’s major blood vessels) like Tetralogy of Fallot and aortic arch anomalies—are very common, comprehensive cardiac evaluation is crucial [1][4].
  • Immunologist: Many individuals experience variable immune defects, including T-cell abnormalities (issues with the white blood cells that fight infection). An immunologist will monitor immune function, help manage frequent infections, and provide essential guidance on whether certain live vaccines are safe to administer [5][6].
  • Endocrinologist: This specialist monitors hormone levels, with a critical focus on the parathyroid glands. Many people with 22q experience hypocalcemia (low calcium levels) due to underactive parathyroid glands, which can be exacerbated during periods of physical stress or illness [7][8]. They will also screen for thyroid dysfunction [7].
  • Ear, Nose, and Throat (ENT) Specialist: ENTs manage frequent issues like chronic ear infections and hearing loss [9]. They also evaluate and surgically treat velopharyngeal dysfunction (VPD), a common condition where the palate does not close properly during speech or swallowing [10][11].
  • Psychiatrist and Neurodevelopmental Specialists: Cognitive delays and behavioral challenges are a significant part of the syndrome [2]. A psychiatrist or psychologist can help monitor these risks, which include an increased vulnerability to schizophrenia spectrum disorders emerging in late adolescence or early adulthood [5][12]. While this possibility sounds scary, proactive monitoring helps identify early warning signs (like mood changes or unusual thoughts) so that early interventions and support can be introduced [2].

Crucial Daily Therapists and Educational Support

While medical doctors handle the physical health aspects, allied health professionals are often the ones providing vital weekly support:

  • Speech-Language Pathologists (SLPs) and Feeding Specialists: They work alongside ENTs to manage VPD, tackle hypernasal speech, and help infants and children with feeding or swallowing difficulties [11].
  • Occupational Therapists (OT) and Physical Therapists (PT): These therapists help with gross and fine motor delays, which are very common early in life [2].
  • Educational Specialists (School Psychologists): To support cognitive delays, ensuring the child has an effective Individualized Education Program (IEP) is vital for school success [13].

Finding Coordinated Care

Navigating up to two dozen potential subspecialties can feel overwhelming, and finding care providers who are truly familiar with 22q11.2 deletion syndrome can be difficult [3].

Seek Out Specialized Clinics

If possible, look for a specialized 22q center or a multidisciplinary genetics clinic at a major children’s or university hospital. You can often locate these by checking directories maintained by patient advocacy organizations, such as the International 22q11.2 Foundation.

If a 22q-specific clinic is unavailable, Multidisciplinary Cleft and Craniofacial Clinics are an excellent alternative. Because of the palate issues common in 22q, these clinics frequently manage these patients and already have coordinated ENT, SLP, and genetics teams working together.

Establish a Patient-Centered Medical Home

If a specialized clinic is out of reach, it is vital to establish a Patient-Centered Medical Home (PCMH). This is a primary care approach where a single pediatrician or primary care doctor acts as the “captain” of the ship [14]. This doctor coordinates referrals, ensures all specialists are sharing their notes, and tracks routine screenings [15].

Parent Tip: Even with a great pediatrician, the parent is almost always the ultimate project manager. Keep a master physical or digital medical binder with all specialist notes and test results to bring to every appointment.

Plan for Adulthood Early

The need for specialty care does not end in childhood. The transition from pediatric to adult healthcare systems is a recognized challenge in 22q11.2 deletion syndrome [16]. Work with your child’s care team early—often starting in early adolescence—to create a formal transition plan so that critical screenings (like calcium monitoring and psychiatric check-ins) do not lapse [16].

Common questions in this guide

What kind of doctors treat 22q11.2 deletion syndrome?
Because 22q11.2 deletion syndrome affects multiple body systems, treatment requires a team of specialists. This core team usually includes a medical geneticist, cardiologist, immunologist, endocrinologist, ear, nose and throat specialist, and a psychiatrist or neurodevelopmental expert.
Why do individuals with 22q11.2 deletion syndrome need an endocrinologist?
An endocrinologist monitors hormone levels, specifically focusing on the parathyroid glands. Many people with this syndrome experience low calcium levels because of underactive parathyroid glands, which requires careful medical monitoring especially during illness.
Where can I find specialized care for 22q11.2 deletion syndrome?
The best place to find coordinated care is at a multidisciplinary genetics clinic or a specialized 22q center at a major children's hospital. If one is not available near you, cleft and craniofacial clinics are excellent alternatives because they frequently manage similar symptoms.
How do I manage all the different specialists for my child's 22q11.2 care?
It is highly recommended to establish a patient-centered medical home where a single primary care doctor acts as the team captain. You should also keep a master medical binder with all test results and specialist notes to bring to every appointment.
When should patients with 22q11.2 deletion syndrome transition to adult care?
You should begin formulating a transition plan from pediatric to adult specialty care in early adolescence. This ensures that critical screenings, like calcium monitoring and psychiatric check-ins, continue without interruption as the patient grows into adulthood.

Questions to Ask Your Doctor

Curated prompts to bring to your next appointment.

  1. 1.How many patients with 22q11.2 deletion syndrome currently receive care in your practice, and how familiar are you with the condition's specific clinical guidelines?
  2. 2.Are you comfortable serving as our primary medical coordinator and communicating directly with our other subspecialists?
  3. 3.What is your approach to monitoring calcium and parathyroid function during periods of illness or physiological stress?
  4. 4.Can you provide guidance on which vaccines are safe for my child given their specific T-cell function test results?
  5. 5.When and how should we begin formulating a transition plan to move from pediatric to adult specialty care?

Questions For You

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References

References (16)
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    22q11.2 Deletion Syndrome in Taiwan: Clinical Presentation and Immune System Status of Patients.

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    Updated clinical practice recommendations for managing children with 22q11.2 deletion syndrome.

    Óskarsdóttir S, Boot E, Crowley TB, et al.

    Genetics in medicine : official journal of the American College of Medical Genetics 2023; (25(3)):100338 doi:10.1016/j.gim.2022.11.006.

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    Updated clinical practice recommendations for managing adults with 22q11.2 deletion syndrome.

    Boot E, Óskarsdóttir S, Loo JCY, et al.

    Genetics in medicine : official journal of the American College of Medical Genetics 2023; (25(3)):100344 doi:10.1016/j.gim.2022.11.012.

    PMID: 36729052
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    Risk factors of clinical dysimmune manifestations in a cohort of 86 children with 22q11.2 deletion syndrome: A retrospective study in France.

    Mahé P, Nagot N, Portales P, et al.

    American journal of medical genetics. Part A 2019; (179(11)):2207-2213 doi:10.1002/ajmg.a.61336.

    PMID: 31471951
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    Immune and Genetic Features of the Chromosome 22q11.2 Deletion (DiGeorge Syndrome).

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    Current allergy and asthma reports 2018; (18(12)):75 doi:10.1007/s11882-018-0823-5.

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    Resolution of Primary Immune Defect in 22q11.2 Deletion Syndrome.

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    Journal of clinical immunology 2017; (37(4)):375-382 doi:10.1007/s10875-017-0394-6.

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    Endocrine and Growth Disorders in Taiwanese Children With 22q11.2 Deletion Syndrome.

    Lin HY, Tsai WY, Tung YC, et al.

    Frontiers in endocrinology 2022; (13()):771100 doi:10.3389/fendo.2022.771100.

    PMID: 35432203
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    Association of hypocalcemia with congenital heart disease in 22q11.2 deletion syndrome.

    Rayannavar A, Levitt Katz LE, Crowley TB, et al.

    American journal of medical genetics. Part A 2018; (176(10)):2099-2103 doi:10.1002/ajmg.a.40495.

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    Prevalence of hearing loss and clinical otologic manifestations in patients with 22q11.2 deletion syndrome: A literature review.

    Verheij E, Derks LSM, Stegeman I, Thomeer HGXM

    Clinical otolaryngology : official journal of ENT-UK ; official journal of Netherlands Society for Oto-Rhino-Laryngology & Cervico-Facial Surgery 2017; (42(6)):1319-1328 doi:10.1111/coa.12874.

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    Preoperative Imaging in Patients with 22q11 Deletion Syndrome Undergoing Velopharyngeal Surgery.

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    The Laryngoscope 2024; (134(6)):2551-2561 doi:10.1002/lary.31181.

    PMID: 38050953
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    Surgical Management of Submucous Cleft Palate by Radical Muscle Dissection Veloplasty: Speech Outcomes in Patients with 22q11.2 Deletion Syndrome.

    Ghanem AM, Borg TM, Youssef G, et al.

    The Cleft palate-craniofacial journal : official publication of the American Cleft Palate-Craniofacial Association 2024; (61(3)):498-507 doi:10.1177/10556656221150707.

    PMID: 36624582
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    Recent developments in understanding the relationship between 22q11.2 deletion syndrome and psychosis.

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    Current opinion in psychiatry 2019; (32(2)):67-72 doi:10.1097/YCO.0000000000000466.

    PMID: 30394904
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    Education and employment trajectories from childhood to adulthood in individuals with 22q11.2 deletion syndrome.

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    Healthcare Transition to Adulthood in Patients with 22q11.2 Deletion Syndrome: A Comprehensive Literature Review and Transition Framework.

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This page is for informational purposes only and does not replace professional medical advice. Always work directly with your geneticist and primary care provider to build the right care team for your or your child's specific needs.

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