My thumb appears bruised internally. it is,painful with numb feeling. bruising goes away then returns. what is wrong?

TraumaInflamationInf: It is very hard to say exactly what is causing your thumb bruised internally,painful with numb feeling.We need more information and need to examine what you mean by bruised internally.Is there any history of trauma?It may be due totrauma or may be inflamed or infected.It needs to be checked.Consult your Family physician or go to Emergency Department and get checked