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X-Linked Hypophosphatemia (XLH): Comprehensive Strategies for Early Diagnosis and Lifelong Management in Children and Adults

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X-Linked Hypophosphatemia (XLH): Comprehensive Strategies for Early Diagnosis and Lifelong Management in Children and Adults

Monday, November 16, 2026
11:00 am-12:15 pm US Eastern Time
5:00-6:15 pm Central European Time

Please join us on November 16 for a webinar on all aspects of diagnosing XLH in the pediatric and adult population (including dental manifestations and other health effects of those with XLH).

Time

Topics

Speakers

5 minutes

Kick off/introductions

Martine Cohen-Solal
University Paris Cité/Lariboisiere Hospital

10 minutes

ABCs of Phosphate

Manju Chandran
Singapore General Hospital

15 minutes

What not to miss in the pediatric clinic –XLH diagnosis and management

Thomas Carpenter
Yale School of Medicine

20 minutes

What not to miss in the adult clinic –XLH diagnosis and management

Kassim Javaid
University of Oxford

10 minutes

Dental manifestations of XLH in adults/children

Martin Biosse-Duplan
University Paris Cité

10 minutes

Question and Answer Session

Dr. Cohen-Solal/ALL

Supported by an unrestricted educational grant from Kyowa Kirin.

Register for our live webinar

The new XLH International Guidelines — patients’ and experts’ perspectives

The new XLH International Guidelines: sharing patients’ and experts’ perspectives. 

Supported by an unrestricted educational grant of Kyowa Kirin.

Kyowa Kirin - IFMRS Gold Partner

Open the registration form »

Join IFMRS on Wednesday, 29 October, for a free virtual workshop on the new X-Linked Hypophosphataemia (XLH) international guidelines. Hear from leading experts and the XLH community on diagnosing, evaluating, managing, and monitoring XLH, with an emphasis on multidisciplinary care and current treatment options, including burosumab.

The session will look back at the journey so far in XLH and discuss the new guidelines from adult and paediatric viewpoints, with time for Q&A.

Speakers: Prof Thomas Carpenter (Yale University), Prof Leanne Ward (University of Ottawa), Prof Suzanne Jan De Beur (University of Virginia), Tenna Toft Sylvester (International XLH Alliance).
Co-chairs: Martine Cohen-Solal (ECTS President-elect) and Dr Adalbert Raimann (XLH expert).

Free, registration required (click).

What is XLH? 

Symptoms: Reduced bone mineralisation and skeletal deformities.

Causes: Variants in the PHEX gene leading to increased FGF23 activity and phosphate wasting.

New guidelines focus on: diagnosing • evaluating • managing • monitoring.

Care model: Strong emphasis on multidisciplinary care (including endocrinologists and dentists).

Therapy note: Information on treatment with burosumab, where appropriate.

See references below.

1. https://pubmed.ncbi.nlm.nih.gov/39960858/

2. https://academic.oup.com/jcem/article/110/8/2353/8115450

3. https://www.nature.com/articles/s41581-024-00926-x