Contents
Disease&Treatment/Glaucoma

Glaucoma Suspect?, OHT ocular hypertension

by eye_doc 2025. 4. 20.

👁 What is Glaucoma Suspect?

A glaucoma suspect is not yet diagnosed with glaucoma,
but shows risk factors or suspicious findings.


📌 Diagnostic Features

FindingDefinition
Ocular Hypertension IOP ≥ 21 mmHg
Optic Disc Suspicion VCDR ≥ 0.6, rim thinning/notching
RNFL Changes Retinal nerve fiber layer defects
Visual Field Changes Possible glaucomatous field loss

✅ True glaucoma = Requires both structure & function abnormalities


⚠ What is Ocular Hypertension?

  • A subtype of glaucoma suspect
  • Elevated IOP with no optic nerve or visual field damage


📊 Risk of Progression & Need for Treatment

GroupGlaucoma Conversion Rate (per year)
High risk 4%
Low risk 2%
Treated preventively 1%

🧪 Management by Risk Group

Risk LevelExamplesAction
High IOP ≥ 30 mmHg, VCDR ≥ 0.7, thin CCT, age ↑, VF abnormality Start treatment
Moderate Borderline IOP (20–30), partial risk factors Close follow-up ± meds
Low IOP ~21–23 mmHg, no other findings Monitor q6–12 months

✅ Summary

  • Glaucoma suspect ≠ Glaucoma, but requires risk stratification
  • Ocular hypertension is the most common form
  • Only high-risk patients need treatment
  • Low-risk patients can be monitored regularly

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