Malrotated ear means: Malrotated ear is an ear with a more slanted appearance than normal.
The technical definition of a slanted ear is when it is more than 15% inclined to the auricle.
Degrees from the perpendicular. Minor anomalies include slanted ears. Slanted ears are a minor anomaly.
A child with 2 or more minor anomalies increases his chances of having a
major malformation.
(in Medical Dictionary)