| 释义 |
hard drusen hard drusentype of exudative or typical drusen that appear ophthalmoscopically as discrete, yellow nodules characterized histopathologically by well-defined accumulations of hyaline material in the inner and outer collagenous zones of Bruch membrane.hard dru·sen (hahrd drū'sĕn) Type of exudative or typical drusen that appears ophthalmoscopically as discrete, yellow nodules characterized histopathologically by well-defined accumulations of hyaline material in the inner and outer collagenous zones of the Bruch membrane |