cryptogenic

cryp to gen ic |ˌkriptəˈjenik ˌkrɪptoʊˈʤɛnɪk | ▶adjective (of a disease ) of obscure or uncertain origin.

cryptogenic

cryptogenic |ˌkrɪptəʊˈdʒɛnɪk | ▶adjective (of a disease ) of obscure or uncertain origin.