59. Pain. Somatic and neuropathic pain

Question 1

Three categories included in the diagnostic range of orofacial pain

Answer 1

• Medical conditions => cause, refer pain to the region, or masquerade as orofacial pain
• Intraoral pain conditions
• Musculoskeletal pain conditions => neck and jaw

Question 2

Temporomandibular disorders

Answer 2

• Extracranial musculoskeletal conditions involving the jaw=>
• Temporomandibular joint (articular) disorders
• Masticatory muscle (non-articular) disorders

Question 3

Neuropathic pain

Answer 3

Pain caused by a disease or lesion of somatosensory nervous system

Question 4

Neuropathic pain disorders classification

Answer 4

• Paroxysmal (episodic) painful conditions
• Continuous painful conditions

Question 5

Examples of paroxysmal neuropathic pain conditions

Answer 5

• Trigeminal neuralgia.
• Glossopharyngeal neuralgia.
• Nervous intermedius neuralgia

Question 6

Paroxysmal neuropathic pain characteristics

Answer 6

• Brief, electric shock-like pain=>
• lasts seconds to minutes with pain-free intervals

Question 7

Divisions of the trigeminal nerve most commonly affected by paroxysmal neuropathic pain

Answer 7

• Second and third divisions of the trigeminal nerve are most commonly affected
• The first division=> 1–2% of patients

Question 8

Examples of continuous neuropathic pain disorders

Answer 8

• Acute herpes zoster
• Chronic postherpetic neuralgia
• Diabetic neuropathy

Question 9

Burning Mouth Syndrome (BMS)

Answer 9

• Continuous neuropathic pain condition=>
• Persistent pain without major visible signs

Question 10

Idiopathic persistent facial pain

Answer 10

• Partial or complete deafferentation
• Continuous neuropathic pain condition without an obvious cause

deafferentation-the interruption or destruction of the afferent connections of nerve cells

Question 11

Typical odontalgia

Answer 11

• Idiopathic persistent facial pain
• Phantom tooth pain
• Continuous but variable dull ache=>
• sometimes described as burning pain
• Follows dental treatment

Question 12

Somatic pain

Answer 12

• Pain originating from the skin, muscles, and soft tissues=>
• Well-localized=>
• Sharp, aching, or throbbing

Question 13

Somatic pain classification

Answer 13

• Superficial somatic pain=>skin or mucous membranes
• Deep somatic pain=> muscles, bones, joints, or connective tissues