Visual acuity before cyclophotocoagulation (n = 22) and after 1 year (n = 21) of follow up
| Visual acuity | Preoperatively | After 1 year |
| 20/16–20/20 | 2 | 3 |
| 20/25–20/32 | 4 | 2 |
| 20/40–20/50 | 2 | 2 |
| 20/63–20/100 | 2 | 3 |
| 20/400–20/200 | 5 | 5 |
| HM | 4 | 2 |
| LP | 1 | 3 |
| NLP | 1 | 1 |
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NLP = no light perception, LP = light perception, HM = hand movements.
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The 9 year old child with JCA received cyclocryocoagulation 9 months after initial TDLC and was excluded.The decrease in visual acuity in eight patients was caused by cataract progression in two eyes, increased corneal opacification in two, and glaucoma progression in four eyes.









