Table 3
Deep phototherapeutic keratectomy group
| Patient | Age (years) | Sex | Indication | Pachymetry (pre-PTK, μm) | Depth of ablation (μm) | Ablation diameter (mm) | Follow up (months) | Epithelial stability post PTK | Complications /further treatment |
| 1 | 81 | F | Painful aphakia | N/R | 250 | 7.5 | 18 | stable epithelium | nil |
| 2 | 59 | F | Failed corneal graft | 969 | 290 | 7.5 | 12 | recurrent pain, no large bullae | amniotic membrane graft at 3 months |
| 3 | 84 | M | Painful pseudophakia | 588 | 147 | 7.5 | 11 | microcysts | nil |
| 4 | 84 | F | Painful pseudophakia | 708 | 175 | 7.5 | 11 | microcysts | nil |
| 5 | 84 | M | Painful pseudophakia | 900 | 250 | 7.5 | 9 | few small recurrent bullae | nil |
| 6 | 89 | M | Painful aphakia | 892 | 160 | 9.0 | 10 | few small recurrent bullae | nil |
| 7 | 49 | M | Failed corneal graft pain | 831 | 195 | 7.0 | 7 | recurrent bullae Symptomatic improvement | occasional discomfort |
| 8 | 50 | M | Birth (forceps) trauma, pain | 800 | 200 | 7.5 | 5 | microcysts Symptomatic improvement | occasional discomfort |
| 9 | 59 | F | Buphthalmos Painful pseudophakia | 913 | 228 | 7.5 | 9 | microcysts | acute anterior uveitis at 8 months |
| 10 | 72 | F | Painful pseudophakia | 694 | 173 | 7.0 | 1 | microcysts | nil |
| 11 | 70 | F | Painful pseudophakia | 817 | 204 | 7.5 | 6 | microcysts | nil |
| 12 | 84 | M | Painful pseudophakia | 675 | 160 | 7.5 | 8 | PED | microbial keratitis ×3, subsequent PED requiring Botox ptosis |
| 13 | 86 | F | Painful pseudophakia | 785 | 195 | 7.5 | 6 | microcysts | nil |
| 14 | 81 | M | Painful pseudophakia | 825 | 200 | 7.5 | 9 | recurrent bullae | retreatment at 8 months, now pain free |
| 15 | 75 | F | Painful pseudophakia | 834 | 209 | 7.5 | 3 | microcysts | nil |
| 16 | 80 | M | Painful pseudophakia | 964 | 240 | 7.0 | 4 | microcysts | nil |
| 17 | 73 | F | Painful Pseudophaki a | 764 | 191 | 7.5 | 3 | microcysts | nil |
| 18 | 71 | F | Painful pseudophakia | 810 | 190 | 7.5 | 3 | microcysts | nil |
| 19 | 76 | F | Painful pseudophakia | 620 | 155 | 7.5 | 3 | recurrent bullae + pain | PK at 3 months |
| 20 | 81 | M | Pseudophaki a | N/R | 250 | 6.0 | 2 | microcysts | required retreatment at 1 month |
| 21 | 27 | F | Diabetic PVR Painful pseudophakia | N/R | 250 | 7.5 | 2 | microcysts Symptomatic improvement | occasional discomfort |
| 22 | 60 | M | Aphakia, pain, microbial keratitis | 800 | 200 | 7.5 | 3 | PED | Incomplete epithelial healing. Botox ptosis at 1 month |
| 23 | 83 | F | Painful pseudophakia | 710 | 177 | 7.5 | 1 | microcysts | nil |
| 24 | 81 | F | Failed corneal graft, pain | 855 | 214 | 7.5 | 2 | microcysts | nil |
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PK = penetrating keratoplasty, PVR = proliferative vitreoretinopathy, PED = persitent epithelial defect, Botox = botulinum toxin,
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↵time at initiation of further (different) treatment.
