L.Ed.2d 532 (2009) (appellant bears burden of demonstrating prejudice on appeal). III. CONCLUSION Upon consideration of the foregoing, the Board’s February 20, 2007, decision is AFFIRMED. 1 . “Transverse” means "situated at right angles to the long axis of a part.” Dorland’s Illustrated Medical Dictionary 1982 (31st ed.2007) [hereinafter Dorland's] 2 . “Spina bifida” is a "developmental anomaly that is a kind of neural tube defect, characterized by defective closure of the vertebral arch, through which the spinal cord and meninges may protrude.” Dorland’s, 1733. 3 . See, e.g., Quirin v. Shinseki, 22 Vet.App. 390, 394 (2009) ("[CJongenital or developmental defects he Board, and therefore properly considered here to the extent needed. See Bell v. Derwinski, 2 Vet.App. 611, 613 (1992) (<HOLDING>). HAGEL, Judge, concurring: I write separately
holding that the findings of fact conclusions of law and decision signed by the school boards president constituted the decision of the board holding that where the board did not mail decision in accordance with the provisions of 38 usc  7104e the period within which to appeal to the court of appeals for veterans claims did not commence to run holding vagenerated documents to be in the possession of the secretary and the board at the time of the board decision and thus constructively part of the record of proceedings as mandated by 38 usc  7252b holding that the findings of fact conclusions of law and decision signed by the school board president constituted the decision of the board holding that the district court was authorized to remand the proceedings to the board where the board failed to make required findings