What is the definition or description of: malformed ears?

Ears: There are many types of congenital ear deformities, including: Microtia: Underdeveloped outer ear Anotia: Missing one or both ears Protruding ears: More than 2 cm from the head Cup ears: Rolled outer ears Stahl's ear: Pointed outer ear Ear tag (accessory tragus): Cartilage bump in front of the e Ears develop at the same time as kidneys, so a kidney ultrasound is sometimes needed after birth.