642.0 Benign essential hypertension complicating pregnancy, childbirth, and the puerperium
[0-4]
Hypertension:
benign essential specified as complicating, or as a reason for obstetric care during pregnancy, childbirth, or the puerperium
chronic NOS specified as complicating, or as a reason for obstetric care during pregnancy, childbirth, or the puerperium
essential specified as complicating, or as a reason for obstetric care during pregnancy, childbirth, or the puerperium
pre-existing NOS specified as complicating, or as a reason for obstetric care during pregnancy, childbirth, or the puerperium