Distichiasis, also known as eyelashes, two rows of, is related to lymphedema-distichiasis syndrome and blepharocheilodontic syndrome 1. An important gene associated with Distichiasis is FOXC2 (Forkhead Box C2), and among its related pathways/superpathways are Gastrulation and 22q11.2 copy number variation syndrome. Affiliated tissues include eye and endothelial, and related phenotypes are distichiasis and digestive/alimentary