Journal List > J Korean Ophthalmol Soc > v.50(8) > 1008329

Hae-Won, Eun-Hee, and Wan-Soo: Transscleral IOL Fixation With Preserved Anterior Vitreous Face in Marfan Syndrome With Ectopia Lentis

Abstract

Purpose:

To evaluate the safety and efficacy of transscleral intraocular lens (IOL) fixation while preserving the anterior vitreous face in treating ectopia lentis of Marfan syndrome.

Methods:

This study included six patients (12 eyes) who had undergone surgical intervention for ectopia lentis with or without lenticular opacity. We compared the best-corrected visual acuity (BCVA) before and after the surgery and evaluated perioperative complications.

Results:

The mean age at the time of surgery was 18.2±10.7 years. The mean follow-up period was 11.2±7.1 months. Mean BCVA scores changed from 0.96±0.37 (LogMar Value) to 0.14±0.17 (LogMar Value). All patients showed more than two lines of improvement in visual acuity. In two eyes, pupillary capture was found. Medically controllable intraocular pressure elevation was found in three eyes.

Conclusions:

This study suggests that transscleral IOL fixation with a preserved anterior vitreous face can be a safe and effective technique in treating the ectopia lentis of Marfan syndrome.

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Figure 1.
Ophthalmic viscosurgical device is injected through the loose zonules enough to separate the posterior capsule from the anterior vitreous face.
jkos-50-1174f1.tif
Figure 2.
Attached zonules can be separated with intraocular scissors.
jkos-50-1174f2.tif
Figure 3.
As the remained zonules and capsular remnants (arrows) indicate the level of the anterior vitreous face, a needle can be passed across the chamber and to the ciliary sulcus on the opposite side without breaking the anterior vitreous face.
jkos-50-1174f3.tif
Figure 4.
Location of the needle in the sulcus can be detected by an elevation of the sclera (arrow) made by gentle pressure of the needle against the scleral wall.
jkos-50-1174f4.tif
Figure 5.
Comparison of preoperative and postoperative best corrected visual acuity (BCVA) of the patients.
jkos-50-1174f5.tif
Table 1.
Descriptive analysis of patients
No. Sex Age(Yrs) OD/ OS Preop. V/A Direction of L/D AXL§(mm) Postop. V/A Manifest refraction Postoperative Complication F/UΠ(mo#)
1 F 18 OD 0.1 ST∗∗ 28.5 0.8 (−2.00sph −2.25cyl Ax20) - 5
2 F 18 OS 0.1 ST 28.7 1.0 (−1.00sph −2.50cyl Ax160) IOL pupillary capture 5
3 F 25 OD 0.32 SN†† 24 0.67 (−2.50cyl Ax110) IOP elevation 19
4 F 25 OS 0.16 SN 24.1 1.0 (−0.75sph −1.25cyl Ax90) IOP elevation 19
5 M 34 OD 0.16 ST 22 0.67 (−0.25sph −2.75cyl Ax180) - 15
6 M 34 OS 0.16 ST 21.4 0.8 (−1.50cyl Ax20) IOP elevation 13
7 F 6 OD 0.03 ST 23.5 0.4 (−2.25sph −1.50cyl Ax180) - 2
8 F 6 OS 0.03 ST 23.5 0.32 (−0.25sph −2.00cyl Ax180) - 2
9 F 21 OD 0.05 SN 27.3 0.63 (−0.75sph −1.25cyl Ax180) IOL pupillary capture 8
10 F 21 OS 0.16 SN 25.9 0.8 (−1.25sph −1.25cyl Ax180) - 7
11 M 5 OD 0.3 ST 23.2 1.0 (−2.25sph) - 20
12 M 5 OS 0.16 SN 22.7 1.25 (−1.25sph −0.50cyl Ax140) - 19

Age=age at surgery

V/A=visual acuity

L/D=lens dislocation

§ AXL=axial length

Π F/U=follow-up

# Mo=months

∗∗ ST= superotemporal

†† SN=superonasal.

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