About the Event

The 2026 Joint Rare Diseases Symposium, co-hosted by CHOC Research Institute, now part of Rady Children's Health and the University of California, Irvine (UCI), unites scientists, clinicians, and patient advocates in a shared mission to push the boundaries of what’s possible in rare disease research.

Together, we explore breakthroughs across neurology, genetics, metabolism, and beyond—showcasing innovations in clinical trials, novel therapeutics, and cutting-edge biomedical science. From gene and cell therapies to advanced imaging, biomarker discovery, and multiomic approaches, the symposium shines a light on the future of diagnosis and treatment.

But this gathering is more than science alone. It is a place to see the unseen—the patient journeys, the hidden challenges, and the quiet resilience that drive our work forward. Hearing directly from families affected by rare diseases reminds us that behind every discovery are lives waiting for hope, healing, and answers.

We look forward to seeing you at the following 2026 events:

All times are listed in Pacific Standard Time

Virtual

Wednesday, February 25, 2026
8:00 AM - 9:05 AM (PST)

Rare Disease Grand Rounds

Olaf Bodamer, MD, PhD

Kabuki syndrome at the crossroads - from phenotype to clinical trial readiness

Virtual Event - Visit our CME website for details

In-Person

Friday, February 27, 2026
8:00 AM - 5:30 PM (PST)

Rare Disease Scientific Program

Featuring Patient Presentations, Community Engagement, Poster Sessions, and Sponsor Exhibition

Beckman Center, Irvine, CA 92617

Location

Near the campus of UC Irvine

Beckman Center of the National Academies of Sciences & Engineering

100 Academy Wy, Irvine, CA 92617

949.721.2200

Parking is free; no permit is required

Abstract Submission

Submit an abstract for the 5th Annual Rady Children's Health Orange County & UC Irvine Rare Disease Symposium & Family Conference by 5 PM Monday, January 12, 2026.

Submit an Abstract

Virtual Poster Viewing

As part of the conference, your poster will be displayed on our virtual platform. The Program Committee requests that you submit your poster along with the abstract for display during the conference.

Please upload your poster in PDF format via the poster submission portal. The portal opens on February 1, 2026, and all submissions must be received by Monday, February 23, 2026.

Event Access and Materials

Registered participants will receive event materials and Zoom links via email prior to the conference.

Please note: the event accommodates both in-person and virtual participation. If you registered for the virtual option, kindly attend only virtually and do not come to the in-person venue.

If you have not completed your registration, please do not attempt to join. We ask that only participants who have completed registration or submitted their abstract and received confirmation of poster acceptance and invitation to present participate.

We look forward to your participation and appreciate your cooperation in helping the event run smoothly.

Accreditation Information

CHOC is accredited by the California Medical Association (CMA) to provide continuing medical education for physicians. CHOC designates this live activity for a maximum of 2.75 AMA PRA Category 1 Credits™. Physicians should claim only the credit commensurate with the extent of their participation in the activity.

  • Wednesday, February 25, 2026: Rare Disease Grand Rounds (Virtual)
  • Friday, February 27, 2026: Rare Disease Scientific Program, Patient Presentations, Community Engagement, Poster Sessions, and Sponsor Exhibition (in-person at Beckman Center)

Evaluation

All participants will have 30 days from the end of the activity to complete an evaluation for each day and will be able to download their own certificate of credit or completion. Instructions will be emailed to all participants who signed in each day.

Nurses: The California Board of Registered Nursing recognizes the use of AMA PRA Category 1 Credit™ toward credit for contact hours. Report “AMA PRA Category 1 Credit™” or “Category 1” as the BRN Number.

The University of California’s and CHOC’s nondiscrimination policy includes protections for sex and gender identities. A key element of creating a safe space for people of all sexes and gender identities is the respectful use of gender pronouns. We strive to create an environment of equity and inclusion with opportunities for everyone to reach their potential.

Asking our community what their gender pronouns are and consistently using them correctly is one of the most basic ways to show respect for their gender identity. Discussing and correctly using gender pronouns sets a tone of allyship. It can truly make all the difference, especially for new rare researchers who may feel particularly vulnerable in a new environment.

ATTEND AND SEE THE UNSEEN

EXPERTS

Gain insights from cutting-edge rare disease research, clinical innovations, and patient-centered approaches.

CHAMPIONS

Share your experiences, connect with others, and participate in meaningful conversations about living with rare diseases alongside your family and loved ones.

ADVOCATES

Collaborate on awareness initiatives and explore opportunities for community engagement and advocacy partnerships.

SPONSORS

Showcase your commitment to advancing rare disease research and innovation through our Sponsor Exhibition.

Speakers

See Bio

Olaf Bodamer, MD, PhD

Boston Children's Hospital
See Bio

Jonathan Bernstein, MD, PhD

Stanford Medicine Children's Health
See Bio

Manish J. Butte, MD, PhD

UCLA Health
See Bio

Matthew A. Deardorff, MD, PhD, FACMG

Children's Hospital Los Angeles
See Bio

Walla Al-Hertani, MD, MS

Rady Children’s Health Orange County
See Bio

Olivia Kim- McManus, MD

UC San Diego Health Rady Children’s Health San Diego
See Bio

Fuki M. Hisama, MD

UCI
See Bio

Ginny Muscatello, PhD

Rady Children’s Health Orange County
See Bio

Virginia E. Kimonis, MD, MRCP

UCI
See Bio

Ivan Marazzi, PhD

UCI

Moderators

See Bio

Fuki M. Hisama, MD

UCI
See Bio

Virginia “Ginny” Muscatello, PhD

Rady Children’s Health Orange County

Agenda

All times are in PST.

Wednesday, February 25

time icon02/25/2026 08:00

Speaker: Olaf Bodamer, MD, PhD

Kabuki syndrome at the crossroads - from phenotype to clinical trial readiness

speaker headshot

Olaf Bodamer, MD, PhD
Boston Children's Hospital

Friday, February 27 - Event Location: Main Auditorium

time icon02/27/2026 07:30

Check-in, Breakfast & Poster Set-up

time icon02/27/2026 08:30

Welcome

speaker headshot

Walla Al-Hertani, MD, MS
Rady Children’s Health Orange County

time icon02/27/2026 09:00

Speaker Session 1

New paths to the diagnosis and discovery of rare genetic conditions from the Stanford Center for Undiagnosed Diseases

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Jonathan Bernstein, MD, PhD
Stanford Medicine Children's Health

speaker headshot

Fuki M. Hisama, MD
UCI

time icon02/27/2026 09:50

Speaker Session 2

The Challenges of Translating Rare Diagnoses into Treatments

speaker headshot

Matthew A. Deardorff, MD, PhD, FACMG
Children's Hospital Los Angeles

speaker headshot

Fuki M. Hisama, MD
UCI

time icon02/27/2026 10:30

Break

time icon02/27/2026 10:40

Speaker Session 3

Precision Therapeutics:  Investigational Antisense Oligonucleotides for Developmental Epileptic Encephalopathies

speaker headshot

Olivia Kim- McManus, MD
UC San Diego Health Rady Children’s Health San Diego

speaker headshot

Fuki M. Hisama, MD
UCI

time icon02/27/2026 11:20

Speaker Session 4

Treatment strategies for immune dysregulation and gain-of-function disorders

speaker headshot

Manish J. Butte, MD, PhD
UCLA Health

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Fuki M. Hisama, MD
UCI

time icon02/27/2026 12:00

Lunch & Poster (the following events are not CME accredited)

time icon02/27/2026 14:00

Research Spotlight

Center for non-coding disease variants

speaker headshot

Ivan Marazzi, PhD
UCI

time icon02/27/2026 14:15

Patient's Voice

time icon02/27/2026 15:05

Mini-Podium 1

Selected from Abstract Submissions via Competitive Review

time icon02/27/2026 15:05

Mini-Podium 2

Selected from Abstract Submissions via Competitive Review

time icon02/27/2026 15:05

Mini-Podium 3

Selected from Abstract Submissions via Competitive Review


time icon02/27/2026 15:50

Award

Jose Abdenur, MD

Rady Children’s Health Orange County


time icon02/27/2026 16:00

Closing

speaker headshot

Virginia E. Kimonis, MD, MRCP
UCI

time icon02/27/2026 16:15

Networking and Happy Hours

Friday, February 27 - Event Location: Balboa Room (not CME accredited)

time icon02/27/2026 09:45

Introduction

speaker headshot

Ginny Muscatello, PhD
Rady Children’s Health Orange County

time icon02/27/2026 10:00

Community 1

time icon02/27/2026 10:15

Community 2

time icon02/27/2026 10:30

Community 3

time icon02/27/2026 10:45

Community 4

time icon02/27/2026 11:00

Panel Discussion

speaker headshot

Ginny Muscatello, PhD
Rady Children’s Health Orange County

Rady Children's Health Orange County & UCI Rare Disease Symposium

Organizers and partners

Organizer

  • Walla Al-Hertani, MD, MS

    Division Chief of Metabolic Disorders, Rady Children's Health Orange County

  • Fuki M. Hisama, MD

    Division Chief of Genetic and Genomic Medicine, Pediatrics, UCI

  • Virginia Kimonis, MD, MRCP

    Professor of Genetics and Genomic Medicine, Pediatrics, UCI

  • Fabiola Quintero-Rivera, MD, DABMGG, FACMG

    Professor of Pathology & Laboratory Medicine, and Pediatrics, UCI

  • Changrui Xiao, MD

    Assistant Professor, Department of Neurology, UCI

  • Phuong Dao, JD

    Executive Director, Research Operations, Rady Children's Health Orange County

  • Rebekah Barrick, MS, CGC

    Genetic Counselor, Rady Children's Health Orange County

  • Ryan Mahoney, MS, CGC

    Genetic Counselor, Metabolic Disorders, Rady Children's Health Orange County

Institutes

Partner

University of California, Irvine

Renowned academic institution supporting innovative biomedical and clinical research initiatives.

Exhibitor

Frequently Asked Questions


The Registration Desk will be located at the entrance to the auditorium. Please bring a photo ID for check-in.
Business casual attire is recommended.
Yes, complimentary Wi-Fi will be available to all attendees.
Please indicate any special meal requests during registration, or email details to RareDisease@choc.org. Any information you share will be used solely for event planning purposes.
Yes. The venue has designated disability parking spaces and wheelchair access. For specific accommodations, please contact RareDisease@choc.org.
In-person attendance requires a refundable $25 deposit to secure your spot. This fee will be refunded on-site when you check in on the day of the event.
Yes. You will receive an email confirmation immediately after completing your registration.
Please register for only one option—either in-person or virtual—to ensure fair access for all attendees. If your availability is uncertain, we recommend registering for the virtual option first to ensure participation and avoid losing your $25 deposit if you can’t attend in person.
In-person registration is non-transferable. If you are unable to attend, please cancel your registration no later than 1/31/2026 so your spot can be released to another attendee.
If the conference is canceled or moved to a different date or format, any collected deposits will be refunded to the original payment method. Registered attendees will be notified of any changes via email.
Yes, all registered attendees will receive a link to session recordings after the event concludes.
Please reach out to Beckman or event staff on-site for assistance.