14th International Conference on Rare and Undiagnosed Diseases: Rio de Janeiro(Brazil) October 28-31 2025

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For the first time, the UDNI Conference will take place in the Southern Hemisphere, hosted in Latin America’s dynamic and safe Barra da Tijuca neighborhood in Rio de Janeiro.

This vibrant area is known for its stunning beaches, modern amenities, and welcoming atmosphere, making it an ideal setting for the conference.
Rio de Janeiro, Brazil's former capital, is internationally celebrated for its breathtaking natural beauty, iconic landmarks, and rich cultural heritage. The venue obers convenient access (10 min taxi ride) to the city’s metro system, providing quick and easy connections to famous destinations such as Ipanema, Copacabana, Corcovado (home to the Christ the Redeemer statue), and Sugarloaf Mountain.

Please find attached the first announcement of the conference.

Visit the website udni2025.org.br

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