<prompt> Distichiasis is -Abnormal inversion of eyelashesAbnormal extra row of ciliaAbnormal eversion of eyelashesMisdirected cilia  <response>: Congenital anomaly in which an extra row of cilia occupies the position of meibomian gland .Distichiasis is a rare disorder defined as the abnormal growth of lashes from the orifices of the meibomian glands on the posterior lamella of the tarsal plate Ref :Ak khurana 6th edition REF IMG 