
If the patient reacts to the central pain stimulus normally, then a peripheral stimulus is unlikely to be required, unless there is suspicion of localised paresthesia or paralysis in a particular limb. There is also a statistical reason behind central pain stimuli being inaccurate, especially regarding the GCS, which depending on the patient's eye response, the total score, and thus severity of patients' condition, can be altered with varying prognostic accuracy. moving their arms to the site where the pain is being applied), however it has been suggested that central stimuli are less suitable for the assessment of eye opening, compared to peripheral stimuli, as they can cause grimacing.

Furthermore, sternal rub can also be seen as assault.Ĭentral stimuli should always be used when attempting to assess if the patient is localising to pain (i.e. sternal rub - this involves creating a turning pressure (akin to a grinding motion with a pestle and mortar) on the patient's sternum Īmbulance trusts within the UK are now not recommending mandibular pressure, supraorbital pressure or sternal rub methods as these can be very painful and leave marks on the body.
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#PAIN STIMULATOR MANUAL#
