12821f0f_hat_DO_NOT_indicate_root_canal__Symptom
[0] 8. [Further information] You may have a cracked tooth, which may or may not end up with root canal but will require a full crown restoration to prevent the fracture from increasing in size. [Symptom] 
You experience sharp pain when biting down on a tooth usually in a specific way
Symptoms that DO NOT indicate root canal
Symptom