Why is the diurnal tension curve determined in the workup of low-tension glaucoma?

Updated: Jun 10, 2020
  • Author: Mitchell V Gossman, MD; Chief Editor: Hampton Roy, Sr, MD  more...
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The diurnal tension curve may need to be determined. Although IOP may be normal during an examination, the patient may have intermittent spikes in IOP throughout the day that may explain optic nerve and visual field damage and diagnose the condition as primary open-angle glaucoma.

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