My fren is having some problems with her hedgie, hope somebody can help her figure it out.

2 days ago, her niece played with the hedgehog. the hedgehog dropped down from the coffeetable. after the inccident, her hedgie started to have this 2 problems.

1. Hedgie is pooing greenish -.-
2. She said her hedgie is spitting out " white air liur "

Is this serious case?? anyway to help her? thanks in advance!