Root canal treatment or endodontic management is done when a tooth is in a compromised situation due to any injury

1. Physical injury

Traumatic injury or excessive biting forceCracked tooth
Fractured tooth
2. Mechanical injury

Attrition of enamel
Abrasion as wear and tear of tooth
Periodontal lesion or weakening of tooth
3. Chemical injury

Caries
Erosive lesions

Symptoms
1. Throbbing pain: could be felt during taking hot or cold beverages or while consumption of sweet food.

2. Infection:in form of swelling in mouth or abscess with pus discharge from sinus tract

3. Periodontal abscess:in form of swelling around gum


Necessity of treatment
To get rid of pain
To eliminate infection
To restore back tooth functionability
Not choosing the root canal treatment can lead to
Severe pain & discomfort
Swelling
Loss of tooth