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Table 2 Basic information of the five subjects at the start of follow-up

From: Multiple phototherapeutic keratectomy treatments in a Chinese pedigree with corneal dystrophy and an R124L mutation: a 20-year observational study

Number

Sex

Age

Eye

History of surgical treatment

Baseline BCVA (LogMAR)

Preoperative signs

I2

F

70

OD

PKP once

1.30

All 10 eyes showed diffuse and geographic-like opacities at the level of the Bowman layer and superficial stroma under the slit lamp.

OS

PKP once

1.30

II1

F

48

OD

1.00

OS

1.00

II3

F

46

OD

1.30

OS

1.00

II5

M

41

OD

1.30

OS

1.00

III1

M

25

OD

1.00

OS

1.00

  1. I2, II1, II3, II5, and III1 are serial numbers in the family tree shown in Fig. 1. BCVA = best-corrected visual acuity, F = female, M = male, PKP = penetrating keratoplasty. – denotes no history of surgical treatment