Urgent help !!! Baby arm pain

Suganya

Hello ladies !!!

My 21 months old baby gal was about to slip from bed so just pulled her before she slips .. may be I was bit hard on her to pull from that time she had pain in her left hand .. she cries wen she wants to use that hand otherwise she is ok.. now she is sleeping peacefully but I’m super scared n not getting sleep ..

Could some one help me if it’s a sprain??

Hands are not red or swollen ..