Previous reported ocular complications of interferon alfa administration ar
e extremely rare. These include oculomotor palsy, corneal allograft rejecti
on, retinal hemorrhage and cotton wool patches. A 15-year-old boy with chro
nic hepatitis B was treated with interferon alpha for six months, and then
developed glaucoma. After the interferon therapy had been discontinued the
glaucoma improved. Accordingly, we report a case of glaucoma development du
ring the course of interferon alpha therapy for chronic hepatitis B.