According to the Roanoke City and Alleghany Health Districts, there is no health threat to the public based on a case of hepatitis A diagnosed in Roanoke last week Luigi’s Gourmet Italian Restaurant on Brambleton Avenue. District director Dr. Cynthia Morrow confirmed that during a briefing this morning. Morrow also said most of the Hepatitis cases seen in the region come from those with substance abuse issues that are using needles to inject drugs.