Diffuse loss of sensitivity in early glaucoma.

To establish whether there is significant diffuse loss of sensitivity in a population of patients with early glaucoma.The differential light sensitivities at the 10 most sensitive locations from within the central 24 degrees of program 30-2 of the Humphrey Field Analyzer (Humphrey Instruments, San Leandro, CA) were compared in 38 pairs of age-matched subjects, one of each pair with early primary open-angle glaucoma (POAG) and the other with...