Deep transverse arrest is seen in all except :

Deep transverse arrest is a complication of occipitoposterior position, how can it occur in transverse lie. Causes of deep transverse arrest : Faulty pelvic architecture Depression of head Weak uterine contractions Laxity of pelvic floor muscles In transverse lie, presenting pa is shoulder, so deep transverse arrest doesn't occur. Ref: Datta Obs 9e pg 349.