A patient suffers a blow to his maxillary central incisor without resulting in fracture. The pulp may:
A. Show immediate necrosis
B. Become non-vital but only if treatment is delayed too long
C. Become non vital irrespective of treatment
D. No changes are seen later if fracture does not occur
A. Show immediate necrosis
B. Become non-vital but only if treatment is delayed too long
C. Become non vital irrespective of treatment
D. No changes are seen later if fracture does not occur