Table 2 Adverse events which include common & well understood consequences of treatment, less common and unpleasant side-effects and rare events

Restorations in teeth and crowns on teeth (conventional)

● Occlusal discomfort

● pain, pulpitis

● trauma to soft tissues

● damage to adjacent teeth

● localised reaction to bonding agents or restoration materials

● caries progression

● dental abscess

● facial swelling

Crowns on teeth (Hall)

● immediate gingival discomfort/ pain

● longer lasting gingival pain

● localised reaction to crowns

● occlusal discomfort

● pulpitis

● dental abscess

● facial swelling

Inhalational sedation

● dizziness and nausea

● under- or over-sedation

Local anaesthetic

● pain at site of injection (during or immediately following injection)

● self-inflicted trauma to soft tissues

● trismus

● prolonged altered sensation

● swelling

● haematoma

● allergic reaction

Extraction of tooth

● pain around site

● early and delayed post extraction bleeding

● TMJ pain

● swelling

● infection of socket

Fluoride varnish

● nausea post-application

● allergic reaction

Fissure sealants

● caries progression

Acid etch on teeth prior to restoration or fissure sealant

● discomfort and minor irritation of oral tissues