Hello everyone. Girls, could you please tell me if it's croup? Both da…

Hello everyone. Girls, could you please tell me if it's croup? Both daughters have been sick with fever and coughing. The pediatrician diagnosed acute bronchitis. The elder one is already doing well, but the younger one still coughs. And today she saw such a spot. It's single, there are no others. Today she's already cheerful and lively.