<prompt> Abruptio placentae is one form of antepaum hemorrhage. Which among the following is the clinical classification system for abruptio placentae?Macafee regimenJohnson regimenApt testPage classification  <response>: Page clinical classification of abruptio placentae: Grade 0: Clinical features may be absent. The diagnosis is made after inspection of placenta following delivery. Grade 1: i External bleeding is slight. ii Uterus - irritable, tenderness may or may not be present. iii Shock is absent. iv FHS is good. Grade 2: i External bleeding mild to moderate. ii Uterine tenderness is always present. iii Shock is absent. iv Fetal distress or even fetal death occurs. Grade 3: i Bleeding is moderate to severe or may be concealed. ii Uterine tenderness is marked. iii Shock is pronounced. iv Fetal death is the rule. v Associated coagulation defect or anuria may complicate. Ref: Textbook of Obstetrics by D.C. Dutta, 6th edition, Page 256, 257. 