True regarding hypeonic dysfunction of labor is: (A) Most commonly associated with occipitoposterior position, (B) Oxytocin administration is beneficial with occipitoposterior position, (C) Occurs in 1st stage of labor, (D) Leads to rapid dilatation of cervix
Answer is A. Hypeonic uterine dysfunction : The uterine contractions are incoordinated and increased in frequency Most common causes are OP position Nulliparous women Most commonly associated with late active dysfunction Oxytocin infusion may lead to hyperstimulation or tachysystole . Ref: Dutta Obs 9e pg 337.