"Sorrows" = "birth pangs", indeed.
5604 odin {o-deen'}
akin to 3601; TDNT - 9:667,1353; n f
AV - sorrow 2, pain 1, travail 1; 4
1) the pain of childbirth, travail pain, birth pangs
2) intolerable anguish, in reference to the dire calamities precede the advent of the Messiah