(CNN) — Prince Frederik of Luxembourg has died after a lifelong battle with a rare genetic disorder known as POLG mitochondrial disease. He passed away on March 1 in Paris, his family announced ...

Frederik was diagnosed with POLG at age 14, the family said. Because the disease causes such a wide range of symptoms and affects many different organ systems, it can be difficult to diagnose.

Prince Frederik of Luxembourg, the youngest son of Prince Robert of Luxembourg and Princess Julie of Nassau, has died after a lifelong battle with a rare genetic disorder known as POLG ...

(CNN) — Prince Frederik of Luxembourg has died after a lifelong battle with a rare genetic disorder known as POLG mitochondrial disease. (CNN) — Prince Frederik of Luxembourg has died after a ...

Prince Frederik of Luxembourg has died at the age of 22 from PolG mitochondrial disease, a rare genetic condition. His father penned a heartfelt statement on the POLG Foundation website saying his ...

Prince Frederik died on March 1 from POLG Mitochondrial disease, his father announced in a lengthy statement on The POLG Foundation’s website. POLG Mitochondrial disease is a genetic disorder that ...

Prince Frederik, the youngest son of Prince Robert of Luxembourg and Princess Julie of Nassau, has died at the age of 22. He passed away on March 1 from POLG Mitochondrial disease, a rare genetic ...

Prince Frederik of Luxembourg has died at the age of 22 from POLG mitochondrial disease, a rare genetic disorder that he was born with, his family announced. Frederik de Nassau died in Paris on ...

Frederik of Nassau died on March 1 in Paris, an emotional statement on the POLG Foundation’s official website said. Prince Robert, 69, and his wife, Princess Julie of Nassau, detailed how their ...