--- O45.001 Premature separation of placenta with coagulation defect, unspecified, first trimester

--- O45.002 Premature separation of placenta with coagulation defect, unspecified, second trimester

--- O45.003 Premature separation of placenta with coagulation defect, unspecified, third trimester

--- O45.009 Premature separation of placenta with coagulation defect, unspecified, unspecified trimester