O92 - Other disorders of breast and disorders of lactation associated with pregnancy and the puerperium
O92.0 - Retracted nipple associated with pregnancy, the puerperium, and lactation
O92.01 - Retracted nipple associated with pregnancy
O92.011 - Retracted nipple associated with pregnancy, first trimester
O92.012 - Retracted nipple associated with pregnancy, second trimester
O92.013 - Retracted nipple associated with pregnancy, third trimester
O92.019 - Retracted nipple associated with pregnancy, unspecified trimester
O92.02 - Retracted nipple associated with the puerperium
O92.03 - Retracted nipple associated with lactation