4 T’s Mnemonic for Causes of Post-Partum Hemorrhage (PPH) Tone (70%): - Uterine Atony - Tx: Massage, Uterotonics (Oxytocin) Trauma (20%): - Lacerations, Hematomas, Rupture - Tx: Repair, Packing, OR Tissue (10%) - Retained products of conception - Tx: Evacuation, D&C Thrombin (1%) - Coagulopathies, DIC - Tx: Replace coagulation factors #4T #4Ts #Mnemonic #Acronym #TTTT #PPH #Uterine #Hemorrhage #Gynecology #OBGyn