Principles & Practice of Pain Medicine > Chapter 26. Orofacial Pain > Characteristic Features of Oral and Facial Pain >
Pain Arising from Outside the Face
... Pain perceived in the face may be a result of irritation of pain receptors in tissues that are related embryologically to the segmental innervation of the face. This pain may ...

Principles & Practice of Pain Medicine > Chapter 4. Definitions and Classification of Pain > Definitions >
Referred pain
... Pain localized not to the site of its cause but to an area that may be adjacent to or at a distance from such a site. An example is shoulder pain caused by diaphragmatic ...

Principles & Practice of Pain Medicine > Chapter 6. Evaluating the Patient with Chronic Pain > Defining the Type of Pain >
Table 6-1 Patterns of Referred Pain
 
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