0 a severe but not continuous pain in the bottom part of the stomach or bowels, especially in` babies -- （尤指婴儿的）腹绞痛，急性腹痛
The common type of colic cry, without organic alterations, follows a diurnal rhythm and occurs mainly in the afternoon and early evening hours.
Factorial designs would compare "manipulative," "colic," and "honest" (pain or hunger) cries.
Accordingly, we selectively focus on adaptive hypotheses that assume that colic allows infants to extract additional investment from their parents.
In a minority of cases colic has known organic etiology, but in these cases infants exhibit symptoms in addition to excessive crying.
His review highlights the fact that we cannot yet adequately explain the early crying curve or the prevalence of colic.
Is the excessive crying associated with colic a manifestation of developmental delay or disregulation?
I have argued in this target article that colic is not a manifestation of infant temperament.
Another possibility is that colic is a conditional strategy activated by prenatal or perinatal environmental cues.
