[Demodex blepharitis-The downward gaze in the slit lamp].

Demodex blepharitis is a prevalent but often overlooked form of eyelid inflammation with significant impact on ocular surface health. Recent insights into the pathogenesis, especially the role of Demodex folliculorum and Demodex brevis, highlight its clinical relevance. The investigation and introduction of specifically efffective treatment approaches provide the prospect of expanded treatment options.