<unk>  continues to be a somewhat mysterious disease, but it can be successfully managed with a variety of clinical and surgical techniques. The patient is at risk for globe perforation because the thinned out cornea is extremely weak.
Keratoglobus
Arbor vitae 
Phadebas
Hemosiderinuria
Pentosuria
Parosmia
Harderoporphyria
Scurvy