hi.. im a girl 24 years I weigh 64kg and is 176 high. I think I just sprained my thumb, but is not sure if I have ruind something more? been like this 4 6day`s now and it just getting wors. the pain starts to go up my arm and hurts in my palm and fingers as wll. was at the doctor yesterday and took x-rays so I know it is not broken. what do I do? lower joint of the thumb is twice as large as the left hand. what can it be and will it go away?