Most common questions used to investigate
Did you suffer trauma to your finger recently?
Is there any exposed bone in your finger?
Is your finger swelling or bruised?
Is your finger numb?
Is your finger stiff or difficult to move?
Is your finger in pain?
Common conclusions
Based on your answers, it is likely your finger is broken. Seek medical help.
Based on your answers, it is unlikely your finger is broken. If you are worried about your symptoms, seek medical help to understand what the problem with your finger is.
References
https://www.medicinenet.com/broken_finger/article.htm
https://www.webmd.com/a-to-z-guides/broken-finger#1
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