Other physiological symptoms of pain may include dilation of pupils, changes in skin and body temperature, increased muscle tone, sweating, and increased defecation and urination. While these methods of assessment may shed some light on the pain response, it is essential to look at all the body systems and how they are affected to understand the pain response truly. The nurse should also be mindful that each infant's response to pain will have variations and may exhibit more or less response based on gestational age and individual factors. It is also important to note that while pain may include these responses, they can also be caused by other factors.
Pain can also be noted through facial expression, body posture, movements, and vigilance. Longer crying time is also attributed to pain, but these need to be observed in context and the situation. Changes in sleep patterns can also be used by the nurse to identify pain among neonate patients. Documentations should be in