<prompt> Massive PPH may warrant following interventions:HysterectomyThermal endometrial ablationInternal iliac A. ligationBalloon tamponade  <response>: As per WHO recommendations,if life threatening bleeding continues in case of postpaum hemorrhage, subtotal or total hysterectomy should be performed. Reference:Textbook of obstetrics,Sheila Balakrishnan,2nd edition, page no:401. p 