'Oh, I thought you were a big boy' she said. Bloody hell! I quickly added 'it's ok to cry when you're hurting. It's ok for anyone to cry'.
For context, the injury is above, it was a massive bloody bump on his forehead. Anyone would cry!
Boys cry, girls cry, men and women cry. Please, if you deal with children in your work, don't enforce gender stereotypes upon small children.