<prompt> Which of the following complications during pregnancy is least likely to increase risk of post paum atonicity of uterusHypeensionMacrosomiaTwin pregnancyHydramnios  <response>: Hypeension is a risk factor of PPH secondary to decreased coagulation , hepatocellular damage or thrombocytopenia and not due atonicity per say Atonicity causes about 80 of PPH. The causes of atonicity can be : Large uterus- macrosomia, twins, polyhydramnios Infections- PROM, Chorio amnionitis Prolonged labour 