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Table 1 Outcome of the grading system [1]

From: Detecting the neuropathic pain component in the clinical setting: a study protocol for validation of screening instruments for the presence of a neuropathic pain component

Criteria 1:

Criteria 2:

Criteria 3:

Criteria 4:

Outcome of the grading system

Pain with a distinct neuro-anatomically plausible distribution

History suggestive of a relevant lesion or disease affecting the peripheral or central somatosensory system

Demonstration of the distinct neuroanatomically plausible distribution by at least one confirmatory test

Demonstration of the relevant lesion or disease by at least one confirmatory test lesion or disease explaining NeP

 

-

-

-

-

Unlikely to be NeP

V

-

-

-

Unlikely to be NeP

-

V

-

-

Unlikely to be NeP

V

V

-

-

Possible NeP

V

V

V

-

Probable NeP

V

V

-

V

Probable NeP

V

V

V

V

Definite NeP

  1. NeP: Neuropathic Pain; V: present; -: absent.