Laboratories have confirmed 115 cases of swine flu in Maryland, but the infected population could be higher since not everyone is being tested at state labs, health officials told state lawmakers this week.

Officials from the state Department of Health and Mental Hygiene briefed a legislative policy committee in Annapolis on their efforts to deal with this spring's swine flu outbreak.

Currently, the illness is primarily infecting residents in the Washington, D.C., suburbs, Maryland Health Secretary John Colmers said.

While the urgency in dealing with the outbreak has dissipated, officials are looking toward the fall,...