--- O46.001 Antepartum hemorrhage with coagulation defect, unspecified, first trimester

--- O46.002 Antepartum hemorrhage with coagulation defect, unspecified, second trimester

--- O46.003 Antepartum hemorrhage with coagulation defect, unspecified, third trimester

--- O46.009 Antepartum hemorrhage with coagulation defect, unspecified, unspecified trimester