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Recipient of synthetic trachea dies

Recipient of synthetic trachea dies

A Maryland man who became the second person in the world to have a synthetic windpipe transplant died Monday, nearly four months after having the rare operation done in Sweden.

His mother, Dorne Lyles, said Tuesday that her son died at Franklin Square Hospital. He was 30. The cause of death is unclear.

Christopher Lyles, a Department of Defense engineer from Abingdon, turned to the surgery after doctors determined a tumor on his trachea was inoperable and he had late-stage cancer.

Dr. Paolo Macchiarini at the Advanced Center for Translational Regenerative Medicine at Karolinska Institute of Stockholm used stem cells from bone marrow in Lyles' back to make the fake...