Local diseases	Neurological disorders
• Teeth and supporting tissues	• Trigeminal neuralgia
• Jaws	• Malignant neoplasms
• Maxillary antrum	• Multiple sclerosis
• Salivary glands	• Herpes zoster
• Eyes	• SUNCT syndrome
Psychogenic pain	Vascular disorders
• Atypical facial pain and other	• Migraine
oral symptoms associated with	• Migrainous neuralgia
anxiety or depression (such as	•  Temporal arteritis (giant cell arteritis)
mandibular pain-dysfunction)	• Paroxysmal hemicrania
• Burning mouth syndrome	•  Neuralgia-inducing cavitational osteonecrosis
Referred pain
• Angina
• Lesions in neck or chest
(including lung cancer)