separation of all or part of the placenta from the uterine wall prior to delivery of the fetus. Often secondary to a retroplacental hemorrhage due to abnormal uteroplacental vessels. A sudden detachment can cause fetal demise
                                                            
                                                     
                        
                                                
                        
                        
                            a process where the placenta releases itself from the wall of the uterus
                                                            
                                                     
                        
                                                
                        
                        
                            The premature parting of the placenta from the uterine wall. Also called abruptio placentae.