The following are related to face presentation except
The commonest position is LMA
Engaging diameter is submentobregmatic
The diameter distending the vulval outlet is mentoveical!
During moulding, there is elongation of occipitofrontal diameter
The engaging diameter is submentobregmatic (9.4cm).In face presentation,the biparietal diameter is 7cm behind the face unlike in veex,where it is only 3-4cm distant.The biparietal diameter will pass through the inlet only when the face is low down in the perineum (refer pgno:372 sheila textbook of obstetrics 2 nd edition)
Abnormal labor