Describing pain symptoms:


<< Definition: Common causes of neuropathic pain include >>


Allodyna: This is pain perceived in response to a normally non-noxious stimulus such as warmth or stroking.

Hyperalgesia: Increased sensation of pain to a normally painful stimulus such as pin prick and heat.

Hyperesthesia: Increased sensitivity to any stimulation such as touch, vibration and stroking

Hyperpathia: Is a painful syndrome characterized by an abnormally delayed and often increased threshold reaction to a painful stimulus such as temperature and pinprick.

Analgesia: Is absence of pain in response to stimulus that would normally be painful.

Hypoalgesia: Is diminished pain in response to a normally painful stimulus.

Hypoesthesia: Is decreased sensation to any stimuli.


Pain sensation symptoms can be categorized as either positive or negative.

Positive pain sensory symptoms include:-

Dysesthesia: shooting lancination pain.

Paraesthesia: tingling “pins and needles” sensation.

Spontaneous pain is not stimulus dependent and includes burning or lancinating pain. Stimulus dependent (evoked) pain includes allodyna, Hyperalgesia, hyperpathia or hyperesthesia.

Negative pain symptoms include: Analgesia, Hypoalgesia, Numbness (impaired quality of sensory feeling)..


<< Definition: Common causes of neuropathic pain include >>




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