Anterior keratoconus associated with unilateral cornea guttata

Purpose. To describe a 30-year-old man with bilateral but asymmetric anteri or keratoconus and unilateral cornea guttata in the eye with more advanced keratoconus. Method. Case report. Results. The patient's keratoconus was di agnosed three or four years earlier. The keratoconus was confirmed by slit- lamp examination, keratometry, and computer-assisted topographic analysis. Cornea guttata were confirmed by clinical examination and specular microsco py. Conclusion. This is a rare case of unilateral cornea,guttata associated with asymmetric keratoconus, showing severe guttate change only in the eye with more advanced keratoconus.