Circadian Variations in Ocular Blood Flow in Glaucomatous and Normal Eyes

Inclusion Criteria

• •For the glaucoma patients:
• •Medical controlled Primary Open Angle Glaucoma with a history of more than 2 years
• •Topical medication with beta-blockers (timolol, betaxolol, levobunol)
• •IOP with medication \< 22 mmHg (with a medical history of IOP \> 22 mmHg)
• •Visual field testing: mild glaucomatous defects (Humphrey 30-2 with MD\>10)
• •Optic nerve head: C/D-ratio between 0.4 and 0.9
• •ametropy \< 3 dpt
• •Normal findings in the medical history and physical examination unless the investigator considers an abnormality to be clinically irrelevant
• •For the age matched control subjects:
• •Normal findings in the medical history and physical examination unless the investigator considers an abnormality to be clinically irrelevant
• •Normal laboratory values unless the investigator considers an abnormality to be clinically irrelevant
• •Normal ophthalmic findings, ametropy \< 3 dpt.