O9A.1 - Malignant neoplasm complicating pregnancy, childbirth and the puerperium
O9A.11 - Malignant neoplasm complicating pregnancy
O9A.111 - Malignant neoplasm complicating pregnancy, first trimester
O9A.112 - Malignant neoplasm complicating pregnancy, second trimester
O9A.113 - Malignant neoplasm complicating pregnancy, third trimester
O9A.119 - Malignant neoplasm complicating pregnancy, unspecified trimester