Therapeutic Approaches for Peripheral and Central Neuropathic Pain

Table 1

The IASP classification of chronic pain [35].

Chronic pain
Chronic primary pain syndromes	Chronic secondary pain syndromes
Chronic widespread pain	Chronic cancer-related pain
Complex regional pain syndrome	Chronic postsurgical or posttraumatic pain
	Chronic NP
Chronic primary headache or orofacial pain	Chronic secondary headache or orofacial pain
Chronic primary visceral pain	Chronic secondary visceral pain
Chronic primary musculoskeletal pain	Chronic secondary musculoskeletal pain

Abbreviation: NP = neuropathic pain.