My daughter is 2 years and 4 months old. She recently slipped and fell…

My daughter is 2 years and 4 months old. She recently slipped and fell in a store. I don't know for sure if she tripped or bumped into something. At that moment I was nearby but when I looked at her she was in a sitting position and crying so hard. Usually she doesn't cry if she falls. But she stopped crying after two minutes. She couldn't walk right away, her leg hurt. And it started to limp. It still limps to this day ? Already 10 days. Her leg doesn't hurt at all, she hasn't complained about pain at all, but just limps. Such a reflex appeared. She held my whole leg, squeezed it to make her say