Pain in children

The definition of pain made by the International Association for Study of Pain-IASP should be wider when the pain of children are being considered, because many of them can't talk about their pain. It's been showed that the anatomical structures which are required for the perception of pain are functioning in the second trimester of pregnancy, but there are some differences in pain transmission and modulation when children are compared with adults. Learning about of pain is produced with the first painful experience. There are biological, cognitive, psychological and socio-cultural factors influencing pain perception in children. Pain assessment in children is made by self-report, behavioral observation and physiological measurements techniques. Finally, it's necessary to eliminate all myths existing about the use of opioid analgesics in children