| 11. | A typical example is the referred pain zone on the left forearm from angina pectoris.
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| 12. | Further, recent research has found that ketamine, a sedative, is capable of blocking referred pain.
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| 13. | Furthermore, referred pain generally appears within seconds in humans as opposed to minutes in animal models.
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| 14. | The condition may be further classified by the underlying cause as either mechanical, non-mechanical, or referred pain.
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| 15. | Referred pain is sharper, better localized, and less likely to be accompanied by autonomic or emotional signs.
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| 16. | Referred pain usually involves a specific, " referred " location so is not associated with a dermatome.
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| 17. | "' Aaron's sign "'is a referred pain felt in the epigastrium upon continuous firm pressure over McBurney's point.
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| 18. | Symptoms may be felt in areas far from the actual site of damage, a phenomenon called referred pain.
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| 19. | The pain is usually in the hip, but can also be felt in the knee ( referred pain ).
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| 20. | Essential to remember is that the pattern of referred pain in no way hints at the spinal level involved.
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