Half of the maxillary second molar has fallen out. You should go to the hospital in time to check the condition of the tooth, if the pulp is healthy, you can directly fill or crown restoration can be; if the damage to the pulp, but also for root canal treatment.
1. Pulp healthy people: molar lost half if only the dentin partially exposed, but has not been damaged to the pulp of the general resin filling, or inlays, full porcelain crown repair.
2. Damage to the pulp of the person: grinding the tooth in half if it has caused pulp exposure, damage to the pulp, the need for root canal treatment, extraction of the pulp to be asymptomatic, can be taken to the core crown restoration.
It is recommended to go to the hospital as soon as possible to avoid inflammation of the teeth to affect oral health.