Table 1

Differential diagnosis of trigeminal neuralgia

Dental causes
  • Dental caries

  • Pulpitis

  • Dental sensitivity

  • Periodontal disorders

  • Pericoronitis

  • Cracked tooth

  • Alveolar osteitis

Sinus causes
  • Maxillary sinusitis

Salivary gland causes
  • Salivary stone

Temporomandibular joint causes
  • Temporomandibular disorders

Neuropathic pain
  • Glossopharyngeal neuralgia

  • Nervus intermedius neuralgia

  • Post-herpetic neuralgia

  • Post-traumatic trigeminal neuropathy

  • Painful trigeminal neuropathies

  • Atypical odontalgia

  • Burning mouth syndrome

Trigeminal autonomic cephalalgias
  • SUNCT/SUNA

  • Paroxysmal hemicrania

  • Cluster headache

  • Hemicrania continua

Other
  • Persistent idiopathic facial pain

  • Primary stabbing headache

  • SUNA, short-lasting unilateral neuralgiform headache attacks with cranial autonomic symptoms; SUNCT, short-lasting unilateral neuralgiform headache attacks with conjunctival injection and tearing.