LAS VEGAS—A lawyer for ex-Raiders wide receiver Henry Ruggs’ girlfriend said Thursday he’ll appeal a Las Vegas judge’s decision to grant prosecutors access to the woman’s medical records after a fatal high-speed crash that cost Ruggs his spot on the team. Attorney Peter Christiansen’s appeal on behalf of Kiara Je’nai Kilgo-Washington would block access to Kilgo-Washington’s records until the question is settled. Christiansen declined to comment further after Las Vegas Justice of the Peace Ann Zimmerman ruled prosecutors can obtain Kilgo-Washington’s written medical records, but not testimony from medical professionals who treated her following the Nov. 2 crash. In court filings, the attorney maintains Kilgo-Washington is not charged with a crime and her health information is protected by federal and state doctor-patient confidentiality laws. Prosecutors have said they expect the records will show Kilgo-Washington suffered substantial injury in the crash. Kilgo-Washington and Ruggs have a young daughter together. Clark County …