Categories: Vision / eye phene

Possible human homologue (MIM number): 149700 (trait)

Cross-species summary: Acquired or congenital blocked tear duct, also called dacryostenosis 

Species in which this phene is found:
dog (Canis lupus familiaris)
domestic cat (Felis catus)
horse (Equus caballus)
llama (Lama glama)
taurine cattle (Bos taurus)
alpaca (Vicugna pacos)