Table 2. Characteristics of PM patients based on fundus examination and ultrasonographic findings.
| Characteristics | MH-PM (n=22) | MRS-PM (n=22) | RRD-PM (n=22) |
|---|---|---|---|
| Age (year), mean (SD) | 57.7 (9.1) | 58.6 (9.7) | 45.7 (11.1) |
| Gender (M/F) | 4/18 | 8/14 | 6/16 |
| SRE (D), mean (SD) | −14.0 (4.3) | −14.1 (4.2) | −10.8 (5.3) |
| AL (mm), mean (SD) | 30.4 (1.7) | 30.2 (1.9) | 28.7 (1.9) |
| Grades of myopic degeneration* | |||
| Category 0 | 0 eyes (0%) | 0 eyes (0%) | 0 eyes (0%) |
| Category 1 | 9 eyes (40.9%) | 7 eyes (31.8%) | 16 eyes (72.7%) |
| Category 2 | 6 eyes (27.3%) | 5 eyes (22.7%) | 5 eyes (22.7%) |
| Category 3 | 5 eyes (22.7%) | 4 eyes (18.2%) | 1 eye (4.5%) |
| Category 4 | 2 eyes (9.1%) | 6 eyes (27.3%) | 0 eyes (0%) |
| Posterior staphyloma | 22 eyes (100%) | 22 eyes (100%) | 22 eyes (100%) |
*, grade of myopic degeneration: 0, no macular lesions; 1, tessellated fundus; 2, diffuse chorioretinal atrophy; 3, patchy chorioretinal atrophy; 4, macular atrophy. PM, pathological myopia; MH-PM, macular hole with pathological myopia; MRS-PM, myopic retinoschisis with pathological myopia; RRD-PM, rhegmatogenous retinal detachment with pathological myopia; SD, standard deviation; SRE, spherical equivalent refractive error; D, diopters; AL, axial length.