Pain on gum above tooth ?

Have had a infected tooth for a few months took my antibiotics pain went away do to COVID I’m unable to make a appointment till a month at the least the thing is my gum above the tooth is sensitive slight pain when raising my lip I don’t see a bump or any signs of a abscess what could it be ? I’ve had a broken tooth for over a year and am going to get it treated just confused on what the gum sensitivity pain is when moving my lip