FCA1-0361

FCA1-0361

A 42 year old man came to the out-patient department with attacks of facial pain. Upon further questioning, he reported that the pain was intermittent, often occurring spontaneously. The quality of the pain was sharp, and severity was moderate to moderately severe. The pain was non-radiating, and often involved the left maxillary and mandibular areas. Other medical information of the patient, such as allergies and co-morbidities, were unremarkable. Which of the following is the most probable diagnosis of the patient?